1. Manuals
  2. Brands
  3. Nissei Manuals
  4. Inverter
  5. VF-nC3M
  6. Instruction manual

Nissei VF-nC3M Instruction Manual

Specialized inverter for ipm gear motor, 3-phase 200v class 0.1 to 2.2kw
Hide thumbs
Table of Contents

Advertisement

Quick Links

Specialized inverter
for IPM gear motor

Instruction Manual

nC3M
VF-
3-phase 200V class 0.1 to 2.2kW
Thank you for purchasing a specialized inverter for the IPM
gear motor.
To ensure correct use of the inverter, carefully read this
"Instruction Manual" before using it. Keep these instructions
after reading them.
- Attention set makers -
Make sure that this instruction manual is in the hands of the
end user of the inverter.
E6581815
I
Safety
precautions
II II
Introduction
Contents
1
Read first
2
Connection
3
Operations
4
Setting
parameters
5
Main
parameters
6
Other
parameters
7
Operations
with external
signal
8
Monitoring the
operation status
9
Measures
to satisfy the
standards
10 10
Peripheral
devices
11 11
Table of
parameters
and data
12 12
Specifications
13 13
Before making
a service call
14 14
Inspection and
maintenance
15 15
Warranty
16 16
Disposal of the
inverter

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the VF-nC3M and is the answer not in the manual?

Questions and answers

Summary of Contents for Nissei VF-nC3M

  • Page 1: Instruction Manual

    E6581815 Safety precautions II II Introduction Contents Specialized inverter Read first for IPM gear motor Connection Operations Instruction Manual Setting parameters Main nC3M parameters Other parameters Operations with external signal Monitoring the operation status Measures to satisfy the standards 10 10 Peripheral 3-phase 200V class 0.1 to 2.2kW devices...
  • Page 2 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Safety precautions The items described in these instructions and on the inverter itself are very important so that you can use the inverter safely, prevent injury to yourself and other people around you as well as to prevent damage to property in the area.

  • Page 3: Safety Precautions

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Limits in purpose This inverter is used for controlling speeds for IPM gear motor of GTR-ECO series. Safety precautions The inverter cannot be used in any device that would present danger to the human body or from which malfunction or error in operation would present a direct threat to human life (nuclear power control device, aviation and space flight control device, traffic device, life support or operation system, safety device, etc.).
  • Page 4 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Reference Caution section  Do not touch heat radiating fins or discharge resistors. These devices are hot, and you'll get burned if you touch them. Contact prohibited  Use an inverter that conforms to our specified IPM gear motor. If the inverter being used does not conform to those specifications, not only will the IPM gear motor not rotate correctly, it may also cause serious accidents through overheating and fire.
  • Page 5 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Reference Caution section  When removing and installing the terminal cover with a screwdriver, be sure not to scratch 1.3.2 your hand as this results in injury.  Pressing too hard on the screwdriver may scratch the inverter. 1.3.2 ...
  • Page 6 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Reference Caution section  Do not attach equipment (such as noise filters or surge absorbers) that have built-in capacitors to the output (motor side) terminals. That could result in a fire. Prohibited  Operations Reference Warning section ...
  • Page 7 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  When operation by using remote keypad is selected Reference Warning section  Set the parameter Communication time-out time (f803) and Communication time-out 6.21 action (f804). If these are not properly set, the inverter can not be stopped immediately in breaking communication and this could result in injury and accidents.
  • Page 8 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Maintenance and inspection Reference Warning section  Do not replace parts. 14.2 This could be a cause of electric shock, fire and bodily injury. To replace parts, call our company. Prohibited  The equipment must be inspected every day. If the equipment is not inspected and maintained, errors and malfunctions may not be discovered and that could result in accidents.
  • Page 9 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ II. Introduction Thank you for your purchase of the drive inverter "VF-nC3M” of NISSEI GTR-ECO series IPM gear motor. This instruction manual is for the Ver. 104 or later CPU of the inverter. Please be informed that CPU version will be frequently upgraded.

  • Page 10: Table Of Contents

    Cautions on wiring ............................. B-1 Standard connections ............................B-3 Description of terminals ............................. B-6 3. Operations ..................................C-1 Simplified Operation of the VF-nC3M ........................ C-2 How to operate the VF-nC3M ..........................C-6 Meter setting and adjustment ..........................C-10 Setting the electronic thermal ..........................C-13 Preset-speed operation (speeds in 15 steps) ....................
  • Page 11 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6. Other parameters ................................F-1 Input/output parameters .............................F-1 Input signal selection............................F-4 Terminal function selection..........................F-7 Setting frequency command ..........................F-10 Operation frequency............................F-17 Time limit for lower-limit frequency operation .....................F-18 Simple servo lock function settings ........................F-19 Jump frequency - Avoiding frequency resonance....................F-21 Preset-speed frequencies ..........................F-21 6.10 PWM carrier frequency ............................F-22...
  • Page 12 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 11. Table of parameters and data ............................K-1 11.1 User parameters ..............................K-1 11.2 Basic parameters............................... K-1 11.3 Extended parameters ............................K-4 11.4 Input Terminal Function ............................. K-17 11.5 Output Terminal Function........................... K-19 11.6 Unchangeable parameters in running........................ K-21 12.

  • Page 13: Read First

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1. Read first Check product purchase Before using the product you have purchased, check to make sure that it is exactly what you ordered. Caution Use an inverter that conforms to the specifications of power supply and three-phase induction motor being used.

  • Page 14: Contents Of The Product

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Contents of the product Explanation of the name plate label. Type Form V F N C 3 M - 2 0 0 7 P Y - A 3 0 Applicable motor Model name Input (AC) voltage Operation panel capacity 001 : 0.1kW TOSVERT...

  • Page 15: Names And Functions

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Names and functions 1.3.1 Outside view With cover closed Charge lamp Indicates there is a high voltage still in the inverter. Do not open the terminal block cover when this lamp is lit because it is dangerous. Cover This is the body or terminal block cover.

  • Page 16: Parameters

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Example of the label [Opening the cover] About the monitor display The LED on the operation panel uses the following symbols to indicate parameters and operations. LED display (numbers) LED display (letters)
  • Page 17 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Warning  Never touch the internal terminals in the upper right while the front cover is open. There is a risk of shock because it carries a high voltage. Prohibited [With cover open] % lamp RUN lamp Lit when a frequency is Displayed numbers are not output with the ON...

  • Page 18: Other

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1.3.2 Opening the terminal cover Caution  When removing and installing the terminal cover with a screwdriver, be sure not to scratch your hand as this results in injury.  Pressing too hard on the screwdriver may scratch the inverter. Mandatory ...
  • Page 19 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (2) Removing the inside terminal block cover (VFNC3M-2001 to 2007PY -A30) The finger is put on to the tab part of the While pressing on the screwdriver, rotate the terminal block cover. terminal cover downward to remove it. Pull the terminal cover up at an angle.
  • Page 20 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (3) Removing the outside terminal block cover (VFNC3M-2015, 2022PY -A30) Insert a screwdriver or other thin object into the Press in on the screwdriver. hole indicated with the mark. Pull the terminal cover up. While pressing on the screwdriver, sidles the terminal cover downward to remove it.
  • Page 21 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (4) Removing the inside terminal block cover (VFNC3M-2015, 2022PY -A30) The finger is put on to the tab part of the While pressing on the screwdriver, rotate the terminal block cover. terminal cover downward to remove it. Pull the terminal cover up at an angle.
  • Page 22 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1.3.3 Power circuit and control circuit terminal boards In case of the lug connector, cover the lug connector with insulated tube, or use the insulated lug connector. 1) Power circuit terminal board In case of the lug connector, cover the lug connector with insulated tube, or use the insulated lug connector.
  • Page 23 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ VFNC3M-2015, 2022PY -A30 M4 screw Shorting-bar M4 screw Earth terminal Earth terminal Earth terminal M4 screw M4 screw M5 screw EMC plate for installation (Note 1) * Bend the clips on the wiring port of the terminal cover to connect the PB, PO, PA/+, and PC/- terminals. When using a crimping terminal, be sure to cover the fastener with an insulating tube or use an insulated crimping terminal.
  • Page 24 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 2) Control circuit terminal board The control circuit terminal board is common to all equipment. FLA FLB FLC CC VI P5 FM LOGIC RESIST Default setting is SINK side, OFF side and FM side. SW1 SW2 SW3 RS485 connector OUT NO CC S2 P24...

  • Page 25: Notes On The Application

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Notes on the application 1.4.1 Motors When this inverter and our IPM Gear Motor are used in conjunction, pay attention to the following items. Caution Use an inverter that conforms to the IPM Gear Motor of our products “GTR-ECO series” being operated.
  • Page 26 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Load that produces regenerative torque When combined with a load that produces regenerative torque, the overvoltage or overcurrent protection function may be activated to trip the inverter. IPM Gear Motors with a brake When the IPM Gear Motors with a brake are directly connected to the inverter's output, the brake cannot be released at startup because of low voltage.
  • Page 27 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ U/T1 Inverter V/T2 W/T3 Remove the power factor correction capacitor and surge absorber Power factor correction capacitor Operating at other than rated voltage Connections to voltages other than the rated voltage described in the rating label cannot be made. If a connection must be made to a power supply other than one with rated voltage, use a transformer to raise or lower the voltage to the rated voltage.
  • Page 28 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1.4.3 What to do about the leakage current Caution Current may leak through the inverter's input/output wires because of insufficient electrostatic capacity on the motor with bad effects on peripheral equipment. The leakage current’s value is affected by the carrier frequency and the length of the input/output wires. Mandatory Test and adopt the following remedies against leak current.
  • Page 29 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (2) Influence of leakage current across lines Thermal relays Inverter Power supply Leakage current path across wires Thermal relays The high frequency component of current leaking into electrostatic capacity between inverter out- put wires will increase the effective current values and make externally connected thermal relays operate improperly.

  • Page 30: Installation Environment

    +10%, -15% of the rated power voltage (10% when the load is 100% in continuous operation) this action may result in fire. Caution  Do not install the VF-nC3M Inverter in any location subject to large amounts of vibration. This could cause the unit to fall, resulting in bodily injury. Prohibited A-18...
  • Page 31 Please consult with Toshiba about these measures.  If the VF-nC3M Inverter is installed near any of the equipment listed below, provide measures to insure against errors in operation. Solenoids: Attach surge suppressor on coil.
  • Page 32 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  How to install Warning  Do not install or operate the inverter if it is damaged or any component is missing. This can result in electric shock or fire. Call our company for repairs. Prohibited  Mount the inverter on a metal plate. The rear panel gets very hot.
  • Page 33 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ The space shown in the diagram is the minimum allowable space. Because air cooled equipment has cooling fans built in on the top or bottom surfaces, make the space on top and bottom as large as possible to allow for air passage.
  • Page 34 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Panel designing taking into consideration the effects of noise The inverter generates high frequency noise. When designing the control panel setup, consideration must be given to that noise. Examples of measures are given below.  Wire so that the main circuit wires and the control circuit wires are separated. Do not place them in the same conduit, do not run them parallel, and do not bundle them.
  • Page 35 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Installing more than one unit in a cabinet If you are installing two or more inverters in one cabinet, pay attention to the following.  Inverters may be installed side by side with each other with no space left between them. ...

  • Page 36: Connection

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 2. Connection Warning  Never disassemble, modify or repair. This can result in electric shock, fire and injury. Call our company for repairs. Disassembly prohibited  Don't stick your fingers into openings such as cable wiring hole and cooling fan covers. This can result in electric shock or other injury.

  • Page 37: Malfunction Or Current Leak

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Warning  Ground must be connected securely. If the ground is not securely connected, it could lead to electric shock or fire when a malfunction or current leak occurs. Be Grounded Caution  Do not attach devices with built-in capacitors (such as noise filters or surge absorber) to the output (motor side) terminal.

  • Page 38: Standard Connections

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Standard connections Warning  Do not connect input power to the output (motor side) terminals (U/T1, V/T2, W/T3). Connecting input power to the output could destroy the inverter or cause a fire.  Do not insert a resistor between DC terminals (between PA/+ and PC/-, or between PO and PC/-). It could cause a fire.

  • Page 39: Standard Connection Diagram

    R/L1 S/L2 V/T2 Power 3ph-240V class: three-phase 200-240V -50/60Hz T/L3 circuit W/T3 Control circuit VF-nC3M Forward signal Protective function activation output Reverse signal Preset-speed 1 LOGIC Preset-speed 2 Common *1: Set the slide switch SW1(LOGIC) to SINK side. Operation panel Refer to page B-9, 10 for details.
  • Page 40 Main circuit power supply S/L2 V/T2 Power 3ph-240V class: three-phase 200-240V circuit T/L3 W/T3 -50/60Hz Control circuit VF-nC3M Protective function Forward signal activation output Reverse signal Preset-speed 1 LOGIC *1: Set the slide switch SW1(LOGIC) to Preset-speed 2 SOURCE side. Operation panel Refer to page B-9, 10 for details.

  • Page 41: Description Of Terminals

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Description of terminals 2.3.1 Power circuit terminals Power circuit Terminal symbol Terminal function Grounding terminal for connecting inverter. There are 3 terminals in total. 240V class: three-phase 200 to 240V-50/60Hz R/L1,S/L2,T/L3 Connect to a motor (IPM Gear Motor). U/T1,V/T2,W/T3 Connect to braking resistors.
  • Page 42 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Terminal Input / Electrical Function Inverter internal circuits symbol output specifications Common Control circuit's equipotential terminal (2 to Input / terminals) output 5Vdc Output Analog power supply output (permissible load current: 10mA) Multifunction programmable analog input. Factory default setting: 0-10Vdc (1/1000 resolution) and 0-60Hz (0-50Hz) frequency input.
  • Page 43 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Terminal Input / Electrical Inverter internal circuits Function symbol output specifications 24Vdc power output +24V Over current This terminal is also input terminal of protection circuit external 24Vdc power supply for logic Output 24Vdc-100mA input when external power supply is OFF:f127=200 selected on sink logic.
  • Page 44 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ SINK (Negative) logic/SOURCE (Positive) logic (When the inverter's internal power supply is used) Current flowing out turns control input terminals on. These are called sink logic terminals. The general used method in Europe is source logic in which current flowing into the input terminal turns it Sink logic is sometimes referred to as negative logic, and source logic is referred to as positive logic.
  • Page 45 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ SINK (Negative) logic (When an external power supply is used) The P24 terminal is used to connect to an external power supply or to separate a terminal from other input or output terminals. <Examples of connections when an external power supply is used> Slide switch SW1 : Sink side Parameter f127=200 Sink (Negative) logic...

  • Page 46: Switching) When F, R, S1, S2 Terminals And Vi Terminal Are Used As Logic Input Terminal

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Warning  Confirm to logic setting of slide switch SW1 (LOGIC) and parameter f127 (sink/source switching) when F, R, S1, S2 terminals and VI terminal are used as logic input terminal. If it is not set, it could result in malfunction. Mandatory action Switching of slide switch...

  • Page 47: Operations

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 3. Operations Caution  Do not touch inverter terminals when electrical power is going to the inverter even if the motor is stopped. Touching the inverter terminals while power is connected to it may result in electric shock. ...

  • Page 48: Simplified Operation Of The Vf-Nc3M

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Simplified Operation of the VF-nC3M The procedures for setting operation frequency and the methods of operation can be selected from the following. : (1) Run and stop using the panel keypad Run / Stop (2) Run and stop using external signals to terminal...
  • Page 49 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 3.1.1 How to run and stop [Example of a  setting procedure] Panel operation LED display Operation Displays the operation frequency (operation stopped).  (When standard monitor display selection = [Operation frequency]) MODE Displays the first basic parameter [History ()]. ...
  • Page 50 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 3.1.2 How to set the frequency [Example of  setting procedure]: Setting the frequency setting destination to the terminal block Panel operation LED display Operation Displays the operation frequency (operation stopped).  (When standard monitor display selection = [Operation frequency]) Displays the first basic parameter [History ()].

  • Page 51: Frequency Setting

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (2) Setting of frequency using external signals to terminal block (=)  Frequency setting Setting the frequency using external potentiometer ★Potentiometer Setting frequency using the potentiometer (1k -10k, 1/4W) Refer to section 6.4.2 for detailed adjustment. : Setting frequency 60 / 90 Hz using potentiometer Frequency...

  • Page 52: How To Operate The Vf-Nc3M

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ How to operate the VF-nC3M Overview of how to operate the inverter with simple examples. Setting the frequency using the setting dial, and run/stop using the Ex.1 panel keypad (1) Wiring PA/+ PC/- MCCB Motor U/T1 R/L1...
  • Page 53 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting the frequency using the setting dial, and run/stop using the Ex.2 panel keypad (2) Wiring PA/+ PC/- Motor MCCB U/T1 R/L1 V/T2 S/L2 W/T3 T/L3 Operation panel Parameter setting Title Function Programmed value Command mode selection ...
  • Page 54 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting the frequency using the setting dial, and run/stop using Ex.3 external signals Wiring PA/+ PC/- Motor MCCB R/L1 U/T1 S/L2 V/T2 W/T3 T/L3 Forward Operation panel signal Reverse signal Common Parameter setting Title Function Programmed value Command mode selection ...
  • Page 55 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting the frequency using external signals, run/stop using external Ex.4 signals. Wiring PA/+ PC/- Motor MCCB R/L1 U/T1 S/L2 V/T2 T/L3 W/T3 Forward signal Reverse signal Common Current signal: 420mA Voltage signal: 010V / 05V External potentiometer (Otherwise, input voltage signal between the terminals VI-CC.) Parameter setting Title...

  • Page 56: Meter Setting And Adjustment

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Meter setting and adjustment  : Meter selection  : Meter adjustment gain  Function Output of 0 - 1mAdc, 0 (4) - 20mAdc, 0 - 10vdc can be selected for the output signal from the FM terminal, depending no the ...
  • Page 57 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Resolution All FM terminals have a maximum of 1/255.  Example of 4-20mA output adjustment (Refer to section 6.19.2 for details) =1, =0 =1, =20 (mA) (mA) Output Output currrent currrent f692 100% 100% Internal calculated value Internal calculated value Note 1) When using the FM terminal for current output, be sure that the external load resistance is less than 750Ω.
  • Page 58 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [Example of how to adjustment the FM terminal frequency meter] Use the meter's adjustment screw to pre-adjust zero-point. Operation panel action LED display Operation Displays the output frequency. .  (When standard monitor display selection  is set to ) The first basic parameter “”...

  • Page 59: Setting The Electronic Thermal

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting the electronic thermal   : Motor electronic-thermal protection level 1  : Motor 150% overload detection time  : Electronic-thermal memory  Function This parameter allows selection of the appropriate electronic thermal protection characteristics according to the particular rating and characteristics of the motor.
  • Page 60 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1) Setting of motor electronic-thermal protection level 1  Adjust the electronic-thermal protection level 1  so that it fits the motor's rated current. * If the indications are in percentages (%), then 100% equals the inverter's rated output current (A). Output current reduction factor [%]/[A] ...
  • Page 61 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Note 1: At extremely low speeds of lower than 1 Hz or over 150%, an overload trip () occurs in a short period of time to protect the inverter. Note 2: If an inverter overload occurs with the factor default settings, the inverter is set to lower the carrier frequency automatically and overload tripping is () controlled.

  • Page 62: Preset-Speed Operation (Speeds In 15 Steps

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Preset-speed operation (speeds in 15 steps)  -  : Preset-speed frequency 1-7  -  : Preset-speed frequency 8-15  Function A maximum of 15 speed steps can be selected just by switching an external logic signal. Multi-speed frequencies can be programmed anywhere from the lower limit frequency ...
  • Page 63 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Preset-speed logic input signal example: SW1(LOGIC) = SINK,  (sink/source switching) = : With sink settings O: ON -: OFF (Speed commands other than preset-speed commands are valid when all are OFF) Preset-speed Terminal S1-CC   ...
  • Page 64 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 3) Using other speed commands with preset-speed command 1: Panel keypad (including extension panel), Command mode selection 0: Terminal board  2: RS485 communication 1: Setting dial 1 1: Setting dial 1 0: Terminal board 0: Terminal block (press in center to (press in center Frequency setting...

  • Page 65: Setting Parameters

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 4. Setting parameters Setting and Display Modes This inverter has the following three display modes. Standard monitor mode The standard inverter mode. This mode is enabled when inverter power goes on. This mode is for monitoring the output frequency and setting the frequency reference value. If also displays information about status alarms during running and trips.

  • Page 66: Operation Status

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Status monitor mode The mode for monitoring all inverter status. Allows monitoring of set frequencies, output current/voltage and terminal information.  Refer to chapter 8. The inverter can be moved through each of the modes by pressing the MODE key. ...

  • Page 67: How To Set Parameters

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ How to set parameters There are two types of setting monitor modes: Easy mode and Standard setting mode. The mode active when power is turned on can be selected at  (EASY key mode selection), and the mode can be switched by the EASY key. Note, however, that the switching method differs when only the Easy mode is selected.
  • Page 68 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Standard setting mode : The mode changes to the Standard setting mode when the EASY key is pressed and "" is displayed. Both basic and extended all parameters are displayed. Basic parameters : This parameter is a basic parameter for the operation of the inverter.
  • Page 69 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 4.2.1 Settings in the Easy setting mode The inverter enters this mode by pressing the MODE key when the Easy setting mode is selected Easy setting mode (Default registered parameters) When you are unsure of something Title Function during operation: Command mode selection...
  • Page 70 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 4.2.2 Settings in the Standard setting mode The inverter enters this mode by pressing the MODE key when the Standard setting mode is selected.  How to set basic parameters When you are unsure of something (1) Selects parameter to be changed. (Turn the setting dial.) during operation: You can return to the Standard monitor (2) Reads the programmed parameter setting.
  • Page 71 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  How to set extended parameters Each extended parameter is composed of an ""suffixed with a 3-digit figure, so first select and read out the heading of the parameter you want "" to "". ("": Parameter starting point is 100, "": Parameter starting point is 900.) (5) Select the title of the parameter you want to change.

  • Page 72: Functions Useful In Searching For A Parameter Or Changing A Parameter Setting

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Functions useful in searching for a parameter or changing a parameter setting This section explains functions useful in searching for a parameter or changing a parameter setting. To use these functions, a parameter needs to be selected or set in advance. Changed parameters history search (History function) ...
  • Page 73 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 4.3.2 Return to default settings  : Default setting  Function It is possible to return groups of parameters to their defaults, clear run times, and record/recall set parameters. [Parameter setting] Title Function Adjustment range Default setting 0: - 1: - 2: -...
  • Page 74 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Initialization or load user setting parameters ( = ) Note1) Never executed setting  to . Set  to  to return all parameters to their default settings. Note2) Setting  to  has ever executed. Setting  to  returns the parameter set by  to . (called up) Cumulative fan operation time record clear (...

  • Page 75: Easy Key Function

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ EASY key function  : EASY key mode selection  -  : Easy setting mode parameter 1 to 24 • Function It is possible to switch between standard mode and easy setting mode using the EASY key. Up to 24 arbitrary parameters can be registered to easy setting mode.
  • Page 76 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [How to select parameters] Select the desired parameters as easy setting mode parameters 1 to 24 ( to ). Note that parameters should be specified by communication number. For communication numbers, refer to Table of parameters. In easy setting mode, only parameters registered to parameters 1 to 24 are displayed in order of registration. The values of the default settings are shown in the table below.

  • Page 77: Main Parameters

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 5. Main parameters Before you operate the inverter, the parameters that you must first program are the basic parameters. Refer to section 11 tables of basic parameters. Searching for changes using the history function ()  : History function History function (): Automatically searches for 5 latest parameters that are programmed with values different from the standard default setting and displays them in the .

  • Page 78: Setting A Parameter Using The Guidance Function

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Parameter display MODE Press the MODE key to return to the parameter setting mode  “.”  After that you can press the MODE key to return to the status MODE  monitor mode or the standard monitor mode (display of output ...
  • Page 79 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  How to use the guidance function Here are the steps to follow to set parameters, using the guidance function. (When the basic setting guidance (auf) is set to 1) Operation panel LED display Operation action Displays the output frequency (operation stopped). (When standard monitor display selection =...
  • Page 80 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Table of parameters that can be changed using the guidance function Preset-speed setting Analog input operation guidance guidance auf=2 auf=3                  ...

  • Page 81: Setting Acceleration/Deceleration Time

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting acceleration/deceleration time  ：Automatic acceleration/deceleration  ：Acceleration time 1  ：Deceleration time 1  Function 1) For acceleration time 1  programs the time that it takes for the inverter output frequency to go from 0Hz to maximum frequency . 2) For deceleration time 1 ...
  • Page 82 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting acceleration/deceleration time (,) in conformance with mean load allows optimum setting that conforms to further changes in load. Use this parameter after actually connecting the motor. When the inverter is used with a load that fluctuates considerably, it may fail to adjust the acceleration or deceleration time in time, and therefore may be tripped.
  • Page 83 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 5.3.2 Manually setting acceleration/deceleration time Set acceleration time from 0.0 (Hz) operation frequency to maximum frequency  and deceleration time as the time when operation frequency goes from maximum frequency  to 0.0 (Hz). Output frequency (Hz) ...

  • Page 84: Selection Of Operation Mode

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Selection of operation mode  : Command mode selection  : Frequency setting mode selection  Function These parameters are used to specify which input device (operation panel, terminal board, or RS485 communication) takes priority in entering an operation stop command or frequency setting command (terminal block VI, setting dial 1 (storing by pressing center of setting dial), RS485 communication, or UP/DOWN from external logic).
  • Page 85 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [Programmed value] A frequency command is set by means of external signals (VI terminal: 0 - 5/ : Terminal board VI 0 - 10 Vdc, or 0 (4) - 20 mAdc). Frequencies are set by rotating the setting dial on the inverter. Press the center : Setting dial 1 of the setting dial to save the frequency setting value.
  • Page 86 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Example of run and frequency command switching Command mode and frequency setting mode switching Command mode selection With extension panel Terminal block RS485 communication  (option) RKP007Z active (CMTB) priority clear Input terminal (SCLC) function Input terminal function :108/109 :48/49 Terminal block...

  • Page 87: Meter Setting And Adjustment

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Meter setting and adjustment  : Meter selection  : Meter adjustment gain Refer to section 3.3 for details. Forward/reverse run selection (Panel keypad)  : Forward/reverse run selection (Panel keypad)  Function Program the direction of rotation of the motor when the running and stopping are made using the RUN key and STOP key on the operation panel.

  • Page 88: Maximum Frequency

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Maximum frequency : Maximum frequency  Function 1) Programs the range of frequencies output by the inverter (maximum output values). 2) This frequency is used as the reference for acceleration/deceleration time. Output frequency When =125Hz (Hz) ・This function determines the value 125Hz in line with the ratings of the motor and load.

  • Page 89: Upper Limit And Lower Limit Frequencies

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Upper limit and lower limit frequencies : Upper limit frequency : Lower limit frequency  Function Programs the lower limit frequency that determines the lower limit of the output frequency and the upper limit frequency that determines the upper limit of that frequency. Lower limit Upper limit Command frequency (Hz)

  • Page 90: Setting The Electronic Thermal

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting the electronic thermal t  : Motor electronic-thermal protection level 1 Refer to section 3.4 for details. 5.10 Preset-speed operation s -  : Preset-speed frequency 1-7 Refer to section 3.5 for details. 5.11 Default setting t...

  • Page 91: Other Parameters

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6. Other parameters Extended parameters are provided for sophisticated operation, fine adjustment and other special purposes. Modify parameter settings as required. Refer to section 11 tables of extended parameters. Input/output parameters 6.1.1 Low-speed signal  : Low-speed signal output frequency ...
  • Page 92 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ An example of the connection of the open collector An example of the connection of the relay OUT or FM terminal (sink logic) output terminals +24V +24V OUT(FM)  Output terminal setting [Parameter setting] Title Function Adjustment range Default setting 4: LOW (Low- 0-255...
  • Page 93 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Output frequency [Hz] Designated frequency   Setting frequency Designated frequency   Time [s] Output frequency attainment signal Forward run command Note 3: When the operation signal (forward run command or reverse run command) is OFF, the output frequency signal (RCH) is OFF.

  • Page 94: Input Signal Selection

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Output frequency [Hz]  ＋    －  Time [s] Output frequency attainment signal Forward run command Input signal selection 6.2.1 Priority selection (Both F and R are ON)  : Priority selection (Both F and R are ON) ...
  • Page 95 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (1) [ =  (Reverse)]: If an F command and an R command are entered simultaneously, the motor will run in the reverse direction. Output frequency [Hz] Setting frequency Forward run Time [s] Reverse run Setting frequency Forward run command Reverse run command (2) [...
  • Page 96 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.2.2 Changing the functions of VI terminal  : Analog/logic input selection (VI terminal)  Function This parameter allows you to choose between analog input and logic input for the VI terminal. [Parameter setting] Title Function Adjustment range Default setting 0: Voltage signal input (0 - 10V) Analog/logic input...

  • Page 97: Terminal Function Selection

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Terminal function selection 6.3.1 Changing control logic switching  : Sink/source switching Warning  Do not shut down the external power supply on ahead when VI terminal is used as logic input terminal by external power supply (f127=200). It could cause unexpected result as VI terminal is ON status.
  • Page 98 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.3.2 Keeping an input terminal function always active (ON)  : Always active function selection 1  : Always active function selection 2  : Always active function selection 3  Function This parameter specifies an input terminal function that is always to be kept active (ON). [Parameter setting] Title Function...

  • Page 99: Modifying Input Terminal Functions

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.3.3 Modifying input terminal functions  : Input terminal selection 1A (F)  : Input terminal selection 1B (F)  : Input terminal selection 2A (R)  : Input terminal selection 2B (R)  : Input terminal selection 3A (S1) ...

  • Page 100: Setting Frequency Command

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Setting frequency command 6.4.1 Switching frequency command  : Frequency setting mode selection  -  : Input terminal selection 1A, 2A, 3A, 4A, 5  -  : Input terminal selection 1B, 2B, 3B, 4B, 1C, 2C ...

  • Page 101: Analog Input Filter

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.4.2 Setting frequency command characteristics  : Analog/logic input selection (VI terminal)  : Setting of VI input point 1  : Frequency of VI input point 1  : Setting of VI input point 2  : Frequency of VI input point 2 ...
  • Page 102 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1) 0-10Vdc voltage input adjustment VI terminal  Point settings adjust the  frequency command for the 60/90 (Hz) voltage input.  Gradient and bias can be set easily.   0 ( Hz) (Voltage input: 0-10V) ...
  • Page 103 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.4.3 Setting of frequency with the input from an external logic  : External logic input - UP response time  : External logic input - UP frequency steps  : External logic input - DOWN response time ...
  • Page 104 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Adjustment with continuous signals (Operation example 1) Set parameters as follows to adjust the output frequency up or down in proportion to the frequency adjustment signal input time: Panel frequency incremental gradient = / setting time Panel frequency decremental gradient = / setting time Set parameters as follows to adjust the output frequency up or down almost in synchronization with the adjustment by the panel frequency command: ...
  • Page 105 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ <<Sample sequence diagram 2: Adjustment with pulse signals>> Forward / reverse command UP signal DOWN signal Set frequency clearing signal Upper limit frequency Command frequency(Hz) (The dotted lines represent effective output frequencies) If two signals are impressed simultaneously ...

  • Page 106: Fine Adjustment Of Frequency Setting Signal

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.4.4 Fine adjustment of frequency setting signal  : VI input bias  : VI input gain  Function These parameters are used to fine adjust the relation between the frequency setting signal input through the analog input terminal VI and the output frequency. Use these parameters to make fine adjustments after making rough adjustments using the parameters f201 to f204.

  • Page 107: Operation Frequency

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Operation frequency 6.5.1 Starting frequency  : Starting frequency  Function The frequency set with  is put out as soon as operation is started. [Parameter setting] Title Function Adjustment range Default setting  Starting frequency 0.1-10.0 (Hz) Output frequency (Hz) Starting frequency　...

  • Page 108: Time Limit For Lower-Limit Frequency Operation

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Time limit for lower-limit frequency operation  : Time limit for lower-limit frequency operation  : Auto-stop hysteresis in case of lower-limit frequency continuous operation  Function If operation is carried out continuously at a frequency below the lower-limit frequency () for the period of time set with , the inverter will automatically slow down the motor to a stop.

  • Page 109: Simple Servo Lock Function Settings

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Simple servo lock function settings 6.7.1 Enabling the simple servo lock function  : Always active function selection 2  : Servo lock function  : Position loop gain Function ・While operation is in standby (operation stopped), performs control that maintains the position in order to stop the IPM gear motor.
  • Page 110 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ S ervo lock inpu t signal A lways ac tive or logi c input signal F /R signal Activ ated Activa ted Servo lock state D isac ti vated Output frequency D rive stopped Output current Logic output signal 176 Logic output signal 178...

  • Page 111: Jump Frequency - Avoiding Frequency Resonance

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Jump frequency - Avoiding frequency resonance  : Jump frequency  : Jumping width  Function Resonance due to the natural frequency of the mechanical system can be avoided by jumping the resonant frequency during operation. During jumping, hysteresis characteristics with respect to the jump frequency are given to the motor.

  • Page 112: Pwm Carrier Frequency

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.10 PWM carrier frequency  : PWM carrier frequency  : Random mode  : Carrier frequency control mode selection  Function 1) The  parameter allows the tone of the magnetic noise from the motor to be changed by switching the PWM carrier frequency.

  • Page 113: Trip-Less Intensification

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ If ambient temperature exceeds 40°C, take the upper danger label off and reduce current according to table above. The table above is the value when the inverter is installed in general described in section 1.4.4. Default setting of PWM carrier frequency is 12kHz, but rated output current of rating label display at 4kHz. If ...
  • Page 114 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1) Auto-restart after momentary power failure (Auto-restart function) Input voltage Motor speed Forward / reverse Setting f301 to 1 or 3 : This function operates after power has been restored following detection of an undervoltage by the main circuits and control power. 2) Restarting motor during coasting (Motor speed search function) Motor speed Forward / reverse...
  • Page 115 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Warning!!  At restart, it takes about 1 second for the inverter to check to see the number of revolutions of the motor. For this reason, the start-up takes more time than usual.  Use this function when operating a system with one motor connected to one inverter. This function may not operate properly in a system configuration with multiple motors connected to one inverter.
  • Page 116 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [When power is interrupted] * The time for which the operation of the motor can be Input voltage continued depends on the machine inertia and load conditions. Before using this function, therefore, Output frequency perform verification tests. About 100ms [If momentary power failure occurs] Input voltage...

  • Page 117: Retry Function

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.11.3 Retry function  : Retry selection (number of times) Caution  Do not go near the motor in alarm-stop status when the retry function is selected. The motor may suddenly restart, which could result in injury. ...
  • Page 118 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.11.4 Dynamic (regenerative) braking - For abrupt motor stop f304 : Dynamic braking selection f308 : Dynamic braking resistance f309 : Dynamic braking resister capacity f626 : Over-voltage stall protection level  Function The inverter does not contain a braking resistor. Connect an external braking resistor in the following cases to enable dynamic braking function: 1) when decelerating the motor abruptly or if overvoltage tripping ( op ) occurs during deceleration stop...
  • Page 119 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1) Connecting an external braking resistor (optional) Separate-optional resistor (with thermal fuse) Braking resistor (optional) MCCB PA/+ Motor U/T1 R/L1 Three-phase main circuits V/T2 S/L2 Power supply W/T3 T/L3 Inverter [Parameter setting] Title Function Setting f304 Dynamic braking selection Dynamic braking resistance Proper value f308...
  • Page 120 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 2) Optional dynamic braking resistors Optional dynamic braking resistors are listed below. All these resistors are 3%ED in operation rate Braking resistor Continuous Inverter type Type-form Rating regenerative braking allowable capacity 0.12kW-200  VFNC3M-2001 to 2007P OP-PBR-2007 0.09kW 0.12kW -75 ...

  • Page 121: Avoiding Overvoltage Tripping

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.11.5 Avoiding overvoltage tripping  : Overvoltage limit operation (Slowdown stop mode selection)  : Overvoltage stall protection level  Function These parameters are used to keep the output frequency constant or increase it to prevent overvoltage tripping in case the voltage in the DC section rises during deceleration or varying speed operation.

  • Page 122: Brake Sequence Function

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.11.6 Reverse-run prohibition  : Reverse-run prohibition  Function This function prevents the motor from running in the forward or reverse direction when it receives the wrong operation signal. [Parameter setting] Title Function Adjustment range Default setting 0: Forward/reverse run permitted Reverse-run prohibition 1: Reverse run prohibited...
  • Page 123 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [Output Terminal Parameter Settings] Title Function Adjustment range Default setting Output terminal selection 68 : Brake 0-255 (Refer to section 11.5)  1A (OUT) (Braking release signal) Setting value 69 is reverse signal. ☆ To operate the brake function, change the setting of braking mode selection  to  (Disabled). Note 1: This parameter can not be switched during operation.

  • Page 124: Pid Control

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ ☆ When cargo tends to momentarily drop down in a raising/lowering application (normal rotation/reverse rotation command), the settings described below can be configured in order to improve operation. Improvement Method Then gradually reduced from the default setting of f345 "Braking Release Time", adopt a value that is cargo down the behavior steps.
  • Page 125 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1) External connection R/L1 U/T1 S/L2 V/T2 Pressure T/L3 W/T3 transmitter (1) Panel setting (1) Panel keypad setting (2) Internal preset-speed setting Feedback signals (1)DC : 4~20mA (2)DC : 0~10V (3)DC : 0~5V 2) Types of PID control interfaces Set process amount input value (frequency setting) for when doing PID control.
  • Page 126 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 4) Adjusting the PID control gain level Adjust the PID control gain level according to the process quantities, the feedback signals and the object to be controlled. The following parameters are provided for gain adjustment: Title Function Adjustment range Default setting Proportional gain (P)
  • Page 127 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  (D-gain adjustment parameter) This parameter adjusts the differential gain level during PID control. This gain increases the speed of response to a rapid change in deviation (difference between the process value and the feedback value). Note that setting the gain more than necessary may cause fluctuations in output frequency, and thus operation to become unstable.
  • Page 128 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 7) PID control forward/reverse characteristic switch PID input characteristics can be reversed. Opposite characteristic ×(-1) Process quantity Output  Original characteristic Feedback amount Characteristic selection (parameter or terminal input) When characteristic is reversed according to parameters  When PID calculation reverse selection parameter ...
  • Page 129 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.14 Impact stop sequence function 6.14.1 Enabling the impact stop sequence function  : Impact stop function  : Impact stop frequency  : Impact stop torque limit  : Impact stop detection time  : Impact stop continuous torque Function ・...
  • Page 130 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Note 1: Set the setting value of impact stop frequency  the default setting value or less. Performing impact stop operation with a value that is larger than the default setting value creates the risk of IPM gear motor gear damage.
  • Page 131 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Note 3: After a reverse operation command is input during the impact stop state (after output signal DSOC is ON), output signal DSOC becomes OFF. However, note that this implements the reverse running operation described below. ・ Reverse running operation at impact stop frequency  and impact stop torque limit  starts, and reverse running operation continues up to the input signal Inv S receive position.

  • Page 132: Torque Limit

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.15 Torque limit 6.15.1 Torque limit switching f441 : Power running torque limit 1 f444 : Power running torque limit 2 level level f443 : Regenerative braking torque f445 : Regenerative braking torque limit 1 level limit 2 level ...
  • Page 133 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Torque limits can be set with the parameters f441 , f443 , f444 and f445. [Setting of power running torque] f441 (Power running torque limit 1) : Set a desirable torque limit level. f444 (Power running torque limit 2) : Set a desirable torque limit level.

  • Page 134: Control Gain Adjustment Function

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.16 Control gain adjustment function 6.16.1 Speed control gain adjustment  : Current control proportional gain  : Speed loop stabilization coefficient  : Load inertia moment coefficient  : Speed control filter rate  : Speed loop proportional gain ...
  • Page 135 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Value of A Value of B Motor Capacity (Inertia moment of IPM gear motor itself) (kgm 0.1 kW 4.32×10 0.2 kW 7.90×10 Values depend on the motor type (with or 0.4 kW without brake, etc.) 11.9×10 For details, refer to the GTR-ECO Series 0.75 kW 27.3×10 catalog.

  • Page 136: 2Nd Acceleration/Deceleration

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.17 2nd acceleration/deceleration 6.17.1 Switching acceleration/deceleration time 1 & 2  :Acceleration time 2  :Deceleration time 2  : Acceleration/deceleration 1 and 2 switching frequency  Function Acceleration and deceleration times can be set individually. Select from the following two methods for selecting and switching.
  • Page 137 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 2) Switching according to terminal (switching acceleration/deceleration time by external terminal) Output frequency [Hz] Time [s] Second acceleration/deceleration selection signal (3) Acceleration at ramp of (1) Acceleration at ramp of acceleration time  deceleration time  (2) Acceleration at ramp of (4) Acceleration at ramp of acceleration time ...
  • Page 138 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 1) Linear acceleration/deceleration Normal acceleration/deceleration Output frequency [Hz] pattern. Max. frequency  Normally, this setting can be used. Time [s]     2) S-pattern acceleration/deceleration 1 Used when necessary to accelerate or decelerate in a short period of time up to a high-speed area over 60 Hz, and to moderate shock at acceleration.

  • Page 139: Protection Functions

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.18 Protection functions 6.18.1 Setting motor electronic thermal protection  : Motor electronic-thermal protection level 1  : Motor 150% overload detection time  : Electronic-thermal memory  Function This parameter allows selection of the appropriate electronic thermal protection characteristics according to the particular rating and characteristics of the motor.
  • Page 140 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [Parameter setting] Title Function Adjustment range Default setting 10-199 (%) / (A), Stall prevention level 1  200: Disabled ☆ The unit of monitor display can changed by  . (Refer to section 6.20.2) [Display during operation of the stall prevention] During an ...

  • Page 141: Emergency Stop

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.18.4 Emergency stop : Emergency stop selection  Function Set the stop method for an emergency. When operation stops, a trip occurs (  displays) and failure signal FL operates. 1) Emergency stop from terminal Emergency stop occurs at contact a or b. Follow the procedure below to assign a function to an input terminal and select a stop method.

  • Page 142: Output Phase Failure Detection

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.18.5 Output phase failure detection  : Output phase failure detection selection  Function This parameter detects inverter output phase failure. If the phase failure status persists for one second or more, the tripping function and the FL relay will be activated. At the same time, a trip information ...
  • Page 143 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.18.6 Input phase failure detection  : Input phase failure detection selection  Function This parameter detects inverter input Phase failure. If the abnormal voltage status of main circuit capacitor persists for few minutes or more, the tripping function and the FL relay will be activated. Trip display is ...
  • Page 144 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [Parameter setting] Function Adjustment range Default setting Title  Small current detection hysteresis 1-20 (%) 0: Alarm only Small current trip/alarm selection  1: Tripping Small current detection current 0-150 (%) / (A)  Small current detection time 0-255 (s) ...
  • Page 145 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  =  : Detection is executed with the short-time pulse only for the first time after putting power on or after resetting. [Parameter setting] Function Adjustment range Default setting Title 0: Each time (standard pulse) 1: Only one time after power on Detection of output short-circuit at (standard pulse) ...

  • Page 146: Cooling Fan Control Selection

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ <Example of operation> 1) Output terminal function: 28 (OT) Over-torque detection  =  (Alarm only) Over-torque signal output less than     －  Torque (%) Time [sec] When  =  (tripping), the inverter will trip if over-torque lasts for the period of time set with ...
  • Page 147 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.18.11 Cumulative operation time alarm setting  : Cumulative operation time alarm setting  Function This parameter allows you to set the inverter so that it will put out an alarm signal after a lapse of the cumulative operation time set with ...
  • Page 148 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.18.13 VI analog input break detection  : VI analog input break detection level  Function The inverter will trip if the VI value remains below the specified value for about 0.3 seconds. In such a case, "  " is displayed. ...
  • Page 149 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.18.15 Number of starting alarm f648 : Numbers of starting alarm  Function Counting the number of starting, when it will reach the value of parameter f648 setting, it will be displayed and alarm signal is output. [Parameter setting] Title Function...

  • Page 150: Adjustment Parameters

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.19 Adjustment parameters 6.19.1 Pulse train output for meters  : Logic output/pulse train output selection (OUT)  : Pulse train output function selection (OUT)  : Maximum numbers of pulse train  Function Pulse trains can be sent out through the OUT output terminals. To do so, it is necessary to select a pulse output mode and specify the number of pulses.
  • Page 151 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.19.2 Calibration of analog output  : Analog output signal selection  : Inclination characteristic of analog output  : Analog output bias  Function Output signal from the FM terminal can be switched between 0 to 1mAdc output, 0 to 20mAdc output, and 0 to 10Vdc output with the ...

  • Page 152: Operation Panel Parameter

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.20 Operation panel parameter 6.20.1 Prohibition of key operations and parameter settings  : Parameter write protection selection  : Panel frequency setting prohibition (fc)  : Local/remote operation prohibition for remote keypad  : Panel operation prohibition (RUN key) ...
  • Page 153 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Assigning the parameter editing permission (function number 110, 111) to any logic input terminal, parameters can be written regardless of the setting of f700 . Note1: f700 = 2 will be available after reset operation. When protection using a password is necessary, set and remove with the following method. ■...
  • Page 154 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.20.2 Changing the unit (A/V) from a percentage of current and voltage  :Current/voltage unit selection  Function These parameters are used to change the unit of monitor display. %  A (ampere)/V (volt) Current 100% = Rated current of inverter Input/output voltage 100% = 200Vac Example of setting During the operation of the VFNC3M-2015P (rated current: 7.5A) at the rated load (100% load), units are...
  • Page 155 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.20.3 Displaying the motor or the line speed  : Free unit display scale 1  Function The frequency or any other item displayed on the monitor can be converted freely into the rotational speed of the motor, the operating speed of the load, and so on. The value obtained by multiplying the displayed frequency by the ...
  • Page 156 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ The  converts the following parameter settings:  Free unit Frequency monitor display Operation frequency command, Operation frequency, PID feedback, Actual output frequency, Operation frequency command at trip Frequency-related parameters  ,  ,  ,  ,  to  , ...
  • Page 157 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Function This parameter specifies display format while power is ON. Changing the display format while power is ON When the power is ON, the standard monitor mode displays the operation frequency (default setting) in the format of "  " or "  ". This format can be changed to any other monitor display format by setting ...

  • Page 158: Communication Function (Rs485

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.21 Communication function (RS485)  : Baud rate  : Block write data 1  : Parity  : Block write data 2  : Inverter number  : Block read data 1  : Communication time-out time ...
  • Page 159 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 2-wire RS485 communication option is as follows. (1) USB communication exchange unit (Type: OP-USB001Z) Cable for communication between the inverter and the unit (Type: OP-CAB0011 (1m), OP-CAB0013 (3m), OP-CAB0015 (5m)) Cable for communication between the unit and computer: Use a commercially available USB 1.1 or 2.0 cables.
  • Page 160 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Title  Function Adjustment range Default setting 0: No selection 1: Command information Block write data 1  2: - 3: Frequency command value 4: Output data on the terminal board  Block write data 2 5: Analog output for communication 0: No selection ...
  • Page 161 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Communication function settings Commands and frequency settings are given priority by communication. (Prioritized by commands from the panel or terminal block.) Thus, command and frequency settings from communication are activated, regardless of the command mode selection (  ) or frequency settings mode selection settings (  ). However, setting 48: SCLC (switching from communication to local) with input terminal function selection and when inputting from an external device, it is possible to operate at command mode selection ( ...
  • Page 162 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Configuration of RS485 connector and wiring Inverter viewed RS485 Name Description from bottom number communication For factory Do not connect (SG) Ground Same phase RXD+/TXD+ reception data Using Anti-phase RXD-/TXD- reception data Pin-1 Pin-8 Open Do not connect Power supply for option Ground...
  • Page 163 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Connection example when using the computer link function <Independent communication> Perform computer-inverter connection as follows to send operation frequency commands from the host computer to inverter No. 3: ～ ～ : Wiring Host computer : Data (Host → INV) : Response data (INV →...
  • Page 164 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ <Broadcast communication> When sending an operation frequency command via a broadcast from the host computer ～ ～ : Wiring Host computer : Data (Host → INV) : Response data (INV → Host) nC3 No.00 nC3 No.01 nC3 No.02 nC3 No.03 nC3 No.29 nC3 No.30...
  • Page 165 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 6.22 Free unit display scale 2 6.22.1 Enabling the free unit display scale 2 function  : Initial panel display selection  : Monitor digit of free unit display scale 2  : Machine ratio 1 (denominator) ...

  • Page 166: Free Unit Display Scale 2

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ ■Free unit display scale 2 function: reference example Monitor calculated value: (120 * 60 Hz/4P) * (1/1800) * (1/1000) = 0.001 Monitor display (monitor display function number: 50) setting status monitor: 1000 Decimal point position (monitor display function number: 51) setting status monitor: -6 *Changing the ...

  • Page 167: Operations With External Signal

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 7. Operations with external signal Operating external signals You can control the inverter externally. The parameter settings differ depending upon your method of operation. Determine your method of operation (the operational signal input method, speed command input method) before using the procedure below to set the parameters.

  • Page 168: Applied Operations By An I/O Signal (Operation From The Terminal Block

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Applied operations by an I/O signal (operation from the terminal block) Input terminal sink and source logic are set by slide switch SW1 (LOGIC) and parameter  with default setting. 7.2.1 Input terminal function This function is used to send a signal to the input terminal from an external programmable controller to operate or configure the inverter.
  • Page 169 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Note 3) When using VI terminal as a logic input terminal, set parameter f109=2 and set the slide switch SW2 (RESIST) to ON side. Refer to section 2.3.2 (page B-7) and section 11.4 (page K-19, 20) for details. ...
  • Page 170 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Usage example 1 ··· 3-wire operation (one-push operation) Use the 3-wire operation function to operate the inverter, maintaining operation without using the sequence circuit by inputting an external signal (reset logic signal). Forward run Forward run (F) : Pressing forward run (F) rotates forward at the specified frequency command value.
  • Page 171 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Note 5) Only F and R maintain HD (operation hold). When using F or R in combination with other functions, be aware that the other functions do not hold. For example, when F and SS1 are assigned, F holds, but SS1 does not. [Parameter settings] Terminal symbol Title...
  • Page 172 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  List of logic input terminal function settings Parameter Parameter programmed value programmed value Function Function Positive Negative Positive Negative logic logic logic logic     No function     Forced local from communication ...
  • Page 173 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 7.2.2 Output terminal function (sink logic) This function is used to output a variety of signals to external devices from the inverter. With the logic output terminal function, you can select from multiple output terminal functions. Set two types of functions for the OUT, FM terminal and then you can output when either one or both of them is ON.
  • Page 174 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Assign one type of function to an output terminal Terminal Title Function Adjustment range Default setting symbol  Output terminal selection 1A 68 (Braking release signal) 6 (Output frequency 0 - 255  Output terminal selection 2A attainment signal) ...
  • Page 175 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (1) Output signals when two types of functions are simultaneously turned ON. Signals are output when parameter  is the default ( = 0 or 2), and the functions set at parameters  and  are simultaneously turned ON. ☆...
  • Page 176 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  List of output terminal function settings <Explanation of terminology>  Alarm …... Alarm output when a setting has been exceeded.  Pre-alarm …... Alarm output when the inverter may cause a trip during continued operation. List of detection levels for output terminal selection Parameter Parameter programmed value...

  • Page 177: Speed Instruction (Analog Signal) Settings From External Devices

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Speed instruction (analog signal) settings from external devices You can select from voltage input (0 to 10V, 0 to 5V), and current input (4 to 20mA) for an analog input terminal (VI). The maximum resolution is 1/1000. ＳＷ３...
  • Page 178  Run and stop settings Motor You can switch between forward run (F) MCCB U/T1 and reverser run (R), and run/stop with Power R/L1 VF-nC3M V/T2 external signals. S/L2 Supply W/T3 T/L3  Setting characteristics for the frequency setting signal and operation frequency Set characteristics at two points in the diagram below.
  • Page 179  Run and stop settings You can switch between forward run (F) and MCCB Motor U/T1 reverser run (R), and run/stop with external R/L1 Power VF-nC3M V/T2 signals. S/L2 Supply W/T3 T/L3  Setting characteristics for the frequency setting signal and operation frequency Set characteristics at two points in the diagram below.
  • Page 180  Run and stop settings You can switch between forward run (F) MCCB Motor U/T1 and reverser run (R), and run/stop with R/L1 Power V/T2 VF-nC3M external signals. S/L2 Supply W/T3 T/L3  Setting characteristics for the frequency setting signal and operation frequency Set characteristics at two points in the diagram below.

  • Page 181: Monitoring The Operation Status

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 8. Monitoring the operation status Flow of status monitor mode Status monitor mode Flow of monitor as following About Setting monitor mode 20 kinds of data   MODE MODE ☆ Display mode ( Refer to section 4.1) Standard monitor mode 60.0 ...

  • Page 182: Status Monitor Mode

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Status monitor mode 8.2.1 Status monitor under normal conditions In this mode, you can monitor the operation status of the inverter. To display the operation status during normal operation: Press the MODE key twice. Setting procedure (eg. operation at 60Hz) Panel Communic Item displayed...
  • Page 183 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Panel Communic Item displayed Description operated display ation No. The ON/OFF status of each of the control signal input terminals (F, R, S1, S2, VI) is displayed in bits. }}i}i ON:  FE06 OFF:  a }}i}i Note 4 Input terminal The ON/OFF status of each of the control signal...

  • Page 184: Display Of Detailed Information On A Past Trip

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Panel Communic Item displayed Description operated display ation No. The ON/OFF status of each of the cooling fan, circuit board capacitor, main circuit capacitor of parts replacement alarm, cumulative operation time or number of starting are displayed in bits. ON: ...
  • Page 185 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Panel Item displayed LED display Description operated The inverter output voltage when the trip occurred is Output voltage  displayed. (%/V) The ON/OFF statuses of the control input terminals ( F, R, S1, S2, V I ) are displayed in bits. ON: ...

  • Page 186: Display Of Trip Information

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Display of trip information 8.3.1 Trip code display If the inverter trips, an error code is displayed to suggest the cause. Since trip records are retained, information on each trip can be displayed anytime in the status monitor mode. Refer to section 13.1 for details about trip code display.
  • Page 187 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Panel Communic Item displayed Description operated display ation No. The ON/OFF statuses of the control input terminals (F, R, S1, S2, VI) are displayed in bits. }}i}i ON:  Note 4 Input terminal FE06 OFF:  a }}i}i The ON/OFF status of each of the control signal output terminals (FM, OUT and FL) at the...
  • Page 188 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Panel Communic Item displayed Description operated display ation No. The ON/OFF status of each of the cooling fan, circuit board capacitor, main circuit capacitor of parts replacement alarm, cumulative operation time or number of starting are displayed in bits. ON: ...
  • Page 189 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Output voltage: The voltage displayed is the output command voltage. 100% reference value is 200V. This unit can be switched to V (volts).  Torque current: The current required to generate torque is calculated from the load current by vector operations.

  • Page 190: Measures To Satisfy The Standards

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 9. Measures to satisfy the standards How to cope with the CE directive In Europe, the EMC directive and the low-voltage directive, which took effect in 1996 and 1997, respectively, made it obligatory to put the CE mark on every applicable product to prove that it complies with the directives. Inverters do not work alone but are designed to be installed in a control panel and always used in combination with other machines or systems which control them, so they themselves are not considered to be subject to the EMC directive.
  • Page 191 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Table 1 EMC standards Product Category Subcategory Test standard standards Radiation noise CISPR11(EN55011) Emission Transmission noise CISPR11(EN55011) Static discharge IEC61000-4-2 Radioactive radio-frequency IEC61000-4-3 magnetic contactor field IEC 61800-3 First transient burst IEC61000-4-4 Immunity Lightning surge IEC61000-4-5 Radio-frequency IEC61000-4-6 induction/transmission interference Voltage dip/Interruption of power...

  • Page 192: Compliance With Ul Standard

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Compliance with UL Standard This inverter, that conform to the UL Standard have the UL mark on the nameplate. 9.2.1 Compliance with Installation A UL certificate was granted on the assumption that the inverter would be installed in a cabinet. Therefore, install the inverter in a cabinet and if necessary, take measures to maintain the ambient temperature (temperature in the cabinet) within the specified temperature range.

  • Page 193: Motor Thermal Protection

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 9.2.3 Compliance with Peripheral devices Use the UL listed fuses at connecting to power supply. Short circuit test is performed under the condition of the power supply short-circuit currents in below. These interrupting capacities and fuse rating currents depend on the applicable motor capacities. AIC, Fuse and Wire sizes ...

  • Page 194: Peripheral Devices

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 10. Peripheral devices Warning  When using switchgear for the inverter, it must be installed in a cabinet. Failure to do so can lead to risk of electric shock and can result in death or serious injury. Mandatory action ...

  • Page 195: Installation Of A Magnetic Contactor

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Selection of wiring devices Input current Molded-case circuit breaker (MCCB) Magnetic contactor Earth leakage circuit breaker (ELCB) Applicable (MC) Voltage motor No reactor with DCL No reactor with DCL class (kW)r With Rated Rated Rated Rated MCCB type MCCB type reactor...

  • Page 196: Installation Of An Overload Relay

    MC and adjust the circuit breaker so that it will be tripped if the protective relay referred to above is activated. To detect a power failure, use an undervoltage relay or the like. VF-nC3M MCCB R/L1...

  • Page 197: Optional External Devices

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 10.4 Optional external devices The following external devices are optionally available for this inverter series. Power supply Non-fuse breaker MCCB Magnetic contactor EMC plate ⑥ DIN rail kit ⑦ Parameter writer (10) Extension panel ② DC reactor －...

  • Page 198: Table Of Parameters And Data

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 11. Table of parameters and data 11.1 User parameters Minimum setting unit User Title Function Unit Adjustment range Default setting Reference Panel/Comm setting unication Operation 0.1/0.01 - 3.1.2  frequency of operation panel 11.2 Basic parameters  Four navigation functions Minimum Communication setting unit...
  • Page 199 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0005 Meter selection 0: Output frequency  1: Output current 2: Frequency command value 3: Input voltage (DC detection) 4: Output voltage (command value) 5: Input power 6: Output power 7 to 10: -...
  • Page 200 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0600 Motor electronic- < Adjustment range >  thermal protection 10-100 *1 6.18.1 level 1 <Default setting> 0.1kW model 0.2kW model 0.4kW model 0.75kW model 1.5kW model...

  • Page 201: Extended Parameters

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 11.3 Extended parameters  Input/output parameters 1 Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0100 Low-speed signal 0.1/0.01 0.0- 6.1.1  output frequency 0101 Speed reach 0.1/0.01 0.0- 6.1.3 ...
  • Page 202 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0144 Factory specific  coefficient 0151 Input terminal 6.3.3  selection 1B (F) 6.4.1 0152 Input terminal 7.2.1  selection 2B (R) 0153 Input terminal ...
  • Page 203 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0249 Factory specific  coefficient 0250 Factory specific  coefficient 0251 Factory specific  coefficient 0252 Factory specific  coefficient 0256 Time limit for 0.1/0.1 0.0: Disabled...
  • Page 204 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Operation mode parameters Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0300 PWM carrier 1/0.1 2 -16 6.10  frequency 0301 Auto-restart 0: Disabled 6.11.1  control selection 1: At auto-restart after momentary stop 2: At ST terminal off and on...
  • Page 205 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication Factory specific  0344 -  coefficient 0.50  0345 Braking release 0.01/0.01 0-10 6.12  time 0346 Creeping 0.1/0.01 f240 -20 ...
  • Page 206 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0402 Factory specific <Default setting>  coefficient 0.1kW model 0.2kW model 0.4kW model 0.75kW model 1.5kW model 2.2kW model 0405 Factory specific ...
  • Page 207 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Input/output parameters 2 Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0470 VI input bias 0-255 6.4.4  0471 VI input gain 0-255   Torque boost parameters 2 Minimum Communications setting unit...
  • Page 208 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Function Unit Title Adjustment range Reference Panel/Commun setting setting ication 0607 Motor 150% 10-2400  overload detection 6.18.1 time 0608 Input phase failure 0: Disabled 6.18.6  detection selection 1: Enabled 0609 Small current 1-20...
  • Page 209 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Output parameters Minimum Communication setting unit Default User Function Unit Title Adjustment range Reference Panel/Commun setting setting ication 0669 Logic output/pulse 0: Logic output 6.19.1  train output 1: Pulse train output selection (OUT) 0676 Pulse train output 0: Output frequency ...
  • Page 210 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0710 Initial panel 0: Output frequency (Hz/free unit) 6.20.5  display selection 1: Output current (%/A) 6.22.1 2: Frequency command value 8.2.1 (Hz/free unit) 3 to 17: -...
  • Page 211 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Minimum Communication setting unit Default User Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0738 Password setting 0: Password unset 6.20.1  () 1-9998 9999: Password set 0739 Password 0: Password unset  examination 1-9998 9999: Password set 0746 Factory specific...
  • Page 212 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Communication parameters Minimum Communication Default User setting unit Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0800 Baud rate 3: 9600bps 6.21  4: 19200bps 5: 38400bps 0801 Parity 0: NON (No parity)  1: EVEN (Even parity) 2: ODD (Odd parity) 0802...
  • Page 213 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Other parameters Minimum Communication Default User setting unit Title Function Unit Adjustment range Reference Panel/Commun setting setting ication 0900 Monitor digit of 6.22.1  free unit display scale 2 0901 Machine ratio 1 1-9999  (denominator) 0902 Machine ratio 2 0.1/0.1...

  • Page 214: Input Terminal Function

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 11.4 Input Terminal Function It can be assigned the function No. in the following table to parameter f104, f108, f110~f115, f151~f156.  Table of input terminal functions 1 Function Code Function Action Reference No function Disabled Forward run command ON: Forward run, OFF: Slowdown stop 7.2.1 Inversion of forward run command...
  • Page 215 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Table of input terminal functions 2 Function Code Function Action Reference SVLOCK Servo lock ON: Servo lock operation OFF: Servo lock operation canceled SVLOCK Inversion of servo lock Inversion of SVLOCK Frequency UP ON: Frequency increased 6.4.3 OFF: Frequency increase canceled Inversion of frequency UP...

  • Page 216: Output Terminal Function

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 11.5 Output Terminal Function It can be assigned the function No. in the following table to parameter f130~f138, f157, f158.  Table of output terminal functions 1 Function Code Function Action Reference Frequency lower limit ON: Output frequency is more than  OFF: Output frequency is or less ...
  • Page 217 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Table of output terminal functions 2 Function Code Function Action Reference POHR Braking resistor overload pre-alarm ON: 50% or more of calculated value of  set 6.11.4 overload protection level OFF: Less than 50% of calculated value of  set overload protection level POHRN Inversion of braking resistor overload pre-...

  • Page 218: Unchangeable Parameters In Running

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 11.6 Unchangeable parameters in running For reasons of safety, the following parameters cannot be changed during inverter running. Change parameters while inverter stops. ［Basic parameters］  (Guidance function)  (Maximum frequency)  (Automatic acceleration/deceleration)  (Factory specific coefficient) (Factory specific coefficient) (Default setting) ...

  • Page 219: Specifications

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 12. Specifications 12.1 Models and their standard specifications  Standard specifications Item Specification Input voltage class 3-phase 240V class Applicable motor (kW) 0.75 Type VFNC3M Form 2001PY-A30 2002PY-A30 2004PY-A30 2007PY-A30 2015PY-A30 2022PY-A30 Capacity (kVA) Note 1) Output current (A) 10.0 Note 2) (0.7)
  • Page 220 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ  Common specification Item Specification Control system Sinusoidal PWM control Output voltage range Set to default setting for each capacity of IPM Gear Motor Output frequency range Set to default setting for each capacity of IPM Gear Motor Minimum setting steps of 0.1Hz: analog input (when the max.
  • Page 221 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ <Continued> Item Specification Protective function Stall prevention, current limitation, over-current, output short circuit, over-voltage, over-voltage limitation, undervoltage, ground fault detection, input phase failure, output phase failure, overload protection by electronic thermal function, armature over-current at start-up, load side over-current at start-up, over-torque, undercurrent, overheating, cumulative operation time, life alarm, emergency stop, various pre-alarms Electronic thermal Setting of motor electronic-thermal protection level 1, setting of overload trip time, adjustment of stall prevention...

  • Page 222: Outside Dimensions And Mass

    R2.5 Note 3. These models are fixed at two points: in the upper left and lower right corners. VF-nC3M Note 4. The models shown in Fig. A and Fig. B are not equipped with a cooling fan. Note 5. “H” measurements in Fig. A is height measurements of cooling FIN installation surface.
  • Page 223 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 5 5 R2.5 W1 (Mounting dimension) R2.5 W1 (Mounting dimension) VF-nC3M VF-nC3M EMC plate (option) EMC plate Note 2) (option) Note 2) Fig.B Fig.C...

  • Page 224: Before Making A Service Call - Trip Information And Remedies

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 13. Before making a service call - Trip information and remedies 13.1 Trip causes/warnings and remedies When a problem arises, diagnose it in accordance with the following table. If it is found that replacement of parts is required or the problem cannot be solved by any remedy described in the table, contact our company.
  • Page 225 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Error code Failure code Problem Possible causes Remedies  The deceleration time  is too short.  Increase the deceleration time .  000B Overvoltage during deceleration (Regenerative energy is too large.)  The input voltage fluctuates abnormally. ...
  • Page 226 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Error code Failure code Problem Possible causes Remedies  A data writing error occurs.  Turn off the inverter, then turn it again. If it  0012 EEPROM fault 1 does not recover from the error, contact our company.
  • Page 227 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ [Alarm information] Each message in the table is displayed to give a warning but does not cause the inverter to trip. Error code Problem Possible causes Remedies  The ST-CC circuit is opened.  Close the ST-CC circuit. ...
  • Page 228 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Continued) Error code Problem Possible causes Remedies  The input terminal was switched to sink  Check the wiring, and set the appropriate logic.  External power supply input logic switching check alarm logic of external power supply input ...

  • Page 229: Restoring The Inverter From A Trip

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 13.2 Restoring the inverter from a trip Do not reset the inverter when tripped because of a failure or error before eliminating the cause. Resetting the tripped inverter before eliminating the problem causes it to trip again. The inverter can be restored from a trip by any of the following operations: (1) By turning off the power (Keep the inverter off until the LED turns off.) Note) See inverter trip hold selection ...

  • Page 230: If The Motor Does Not Run While No Trip Message Is Displayed

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 13.3 If the motor does not run while no trip message is displayed ... If the motor does not run while no trip message is displayed, follow these steps to track down the cause. YES: The motor does not run. NO : Check the power supply and the MCCB.

  • Page 231: How To Determine The Causes Of Other Problems

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 13.4 How to determine the causes of other problems The following table provides a listing of other problems, their possible causes and remedies. Problems Causes and remedies  The motor runs but its The soft stall function is activated. ...

  • Page 232: Inspection And Maintenance

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 14. Inspection and maintenance Warning  The equipment must be inspected every day. If the equipment is not inspected and maintained, errors and malfunctions may not be discovered which could lead to accidents.  Before inspection, perform the following steps. (1) Shut off all input power to the inverter.

  • Page 233: Periodical Inspection

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ Check points 1. Something unusual in the installation environment 2. Something unusual in the cooling system 3. Unusual vibration or noise 4. Overheating or discoloration 5. Unusual odor 6. Unusual motor vibration, noise or overheating 7. Adhesion or accumulation of foreign substances (conductive substances) 14.2 Periodical inspection Make a periodical inspection at intervals of 3 or 6 months depending on the operating conditions.
  • Page 234 E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ (Note) Before an insulation test, always disconnect all cables from the main circuit terminal board and test the inverter separately from other equipment.. R/L 1 S/L 2 T/L 3 U/T 1 V/T 2 W/T 3 500V (megger) 7.

  • Page 235: Making A Call For Servicing

    Note 3: The life of parts varies greatly depending on the operating environment. 14.3 Making a call for servicing Please contact our nearest office or the factory. If defective conditions are encountered, please contact the Nissei service section in charge via your Nissei distributor.

  • Page 236: Warranty

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 15. Warranty Any part of the inverter that proves defective will be repaired and adjusted free of charge under the following conditions: This warranty applies only to the inverter main unit. Any part of the inverter which fails or is damaged under normal use within twelve months from the date of delivery shall be repaired free of charge.

  • Page 237: Disposal Of The Inverter

    E6581815 ＮＩＳＳＥＩ ＣＯＲＰＯＲＡＴＩＯＮ 16. Disposal of the inverter Caution  If you dispose of the inverter, have it done by a specialist in industry waste disposal(*). If you dispose of he inverter by yourself, this can result in explosion of capacitor or produce noxious gases, resulting in injury.
  • Page 238 If you have any trouble or concerns about the product, please contact your dealer or our nearest sales office or plant. NISSEI CORPORATION Sales, Overseas Division 1-1 Inoue, Izumi-cho, Anjo-shi, Aichi, 444-1297 JAPAN TEL: +81-566-92-5312 FAX: +81-566-92-7002 E-mail: oversea@nissei-gtr.co.jp 2011-10...
  • Page 239 Please refer to the following modifications on the instruction manual E6581815 for IPM gearmotor inverter VF-nC3M. ■Error correction　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 Wrong Right Page Adjustment range of parameter Adjustment range of parameter F－６６ K－１２ 0.00 : Invalid 0.00 : Automatic Overload current rating Overload current rating 150% - 60 seconds, 200% - 0.5 second...

Table of Contents