nord NORDAC ON SK 300P Series Manual And Installation Instructions
  1. Manuals
  2. Brands
  3. nord Manuals
  4. Inverter
  5. NORDAC ON SK 300P Series
  6. Manual and installation instructions

nord NORDAC ON SK 300P Series Manual And Installation Instructions

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
BU 0800 – en
NORDAC ON (SK 300P series)
Manual with installation instructions

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the NORDAC ON SK 300P Series and is the answer not in the manual?

Questions and answers

Related Manuals for nord NORDAC ON SK 300P Series

Summary of Contents for nord NORDAC ON SK 300P Series

  • Page 1 BU 0800 – en NORDAC ON (SK 300P series) Manual with installation instructions...
  • Page 2 They serve as the prerequisite for smooth and safe operation and the fulfilment of any warranty claims. Contact Getriebebau NORD GmbH & Co. KG if your questions regarding the handling of the device are not answered in this document or if you require further information.

  • Page 3: Version List

    Any editing or amendment or other utilisation of the document is prohibited. Publisher Getriebebau NORD GmbH & Co. KG Getriebebau-Nord-Straße 1 • 22941 Bargteheide, Germany • http://www.nord.com Fon +49 (0) 45 32 / 289-0 • Fax +49 (0) 45 32 / 289-2253 Member of the NORD DRIVESYSTEMS Group...
  • Page 4 NORDAC ON (SK 300P series) – Manual with installation instructions BU 0800 en-3623...

  • Page 5: Table Of Contents

    Table of Contents Table of Contents General ................................. 9 Overview ............................10 Delivery ............................12 Scope of delivery..........................12 Presentation conventions ......................... 13 1.4.1 Warning information ......................13 1.4.2 Other information ........................ 13 1.4.3 Text markings ........................13 Safety, installation and application information ................14 Warning and hazard information ......................
  • Page 6 NORDAC ON (SK 300P series) – Manual with installation instructions Firmware update ..........................54 Selecting the operating mode for motor control ................54 4.3.1 Explanation of the operating modes (P300) ............... 54 4.3.2 Overview of controller parameter settings ................56 4.3.3 Motor control commissioning steps ..................
  • Page 7 Table of Contents Maintenance and servicing information ....................161 Maintenance information ........................ 161 Service notes ..........................162 Disposal ............................163 9.3.1 Disposal according to German law ................... 163 9.3.2 Disposal outside of Germany.................... 163 Abbreviations ..........................164 BU 0800 en-3623...
  • Page 8 NORDAC ON (SK 300P series) – Manual with installation instructions BU 0800 en-3623...

  • Page 9: General

    This manual is based on the device software as stated in the version list (see P707). If the frequency inverter uses a different software version, this may cause differences. If necessary, the current manual can be downloaded from the Internet (http://www.nord.com/). Additional descriptions exist for optional functions and bus systems (http://www.nord.com/). Information Accessories The accessories that are mentioned in the manual are also subject to changes.

  • Page 10: Overview

    NORDAC ON (SK 300P series) – Manual with installation instructions Information The device does not need to be opened at any time during its service life. All mounting, installation and commissioning works are only done on the closed device. • Assembly is done via freely accessible mounting holes.

  • Page 11: Optional Properties

    1 General Model NORDAC ON NORDAC ON NORDAC ON+ NORDAC ON PURE SK 30xP SK 30xP SK 31xP SK 350P 0.37–0.45 kW 0.37–3.0 kW 0.37–3.7 kW 0.37–1.5 kW Power 2 - 3 2 - 3 2 - 3 Size Integrated EMC mains filter ...

  • Page 12: Delivery

    NORDAC ON (SK 300P series) – Manual with installation instructions 1.2 Delivery Examine the device for transport damage or loose components immediately on delivery / unpacking. In case of damage, contact the carrier immediately and arrange for a careful survey. Important! This also applies if the packaging is undamaged.

  • Page 13: Presentation Conventions

    1 General 1.4 Presentation conventions 1.4.1 Warning information Warning information for the safety of users are marked as follows: DANGER This warning information warns of danger to persons that results in severe injuries or death. WARNING This warning information warns of danger to persons that could result in severe injuries or death. CAUTION This warning information warns of danger to persons that could usually result in moderate injuries.

  • Page 14: Safety, Installation And Application Information

    NORDAC ON (SK 300P series) – Manual with installation instructions Numbers Type of information Example Marking Binary numbers 100001b Binary numbers are indicated by the suffix “b”. Hexadecimal numbers 0000h Hexadecimal numbers are indicated by the suffix “h”. 1.5 Safety, installation and application information Before working on or with the device, please read the following safety instructions extremely carefully.
  • Page 15 3. Do not make any modifications. Unauthorised changes and the use of spare parts and additional equipment tnot purchased from or recommended by NORD may cause fire, electric shock and injury. Do not change the original coating / paint or apply additional coatings / paints.
  • Page 16 NORDAC ON (SK 300P series) – Manual with installation instructions a. Supplement: Intended use within the European Union When installed in machines, commissioning of the devices (i.e. commencement of proper use) is prohibited until it has been ensured that the machine fulfils the provisions of EC Directive 2006/42/EC (Machinery Directive);...
  • Page 17 1 General Connection of the supply voltage may directly or indirectly set the device into operation. Contact with electrically live components may result in electric shock, possibly with fatal consequences. All poles of cable connections (e.g. power supply) must always be disconnected. Setup, troubleshooting and commissioning When working on live devices, the applicable national accident prevention regulations must be complied with.

  • Page 18: Warning And Hazard Information

    NORDAC ON (SK 300P series) – Manual with installation instructions 1.6 Warning and hazard information Under certain circumstances, hazardous situations may occur in association with the frequency inverter. In order to give explicit warning of possibly hazardous situations, clear warning and hazard information can be found on the device and in the relevant documentation.

  • Page 19: Standards And Approvals

    1 General 1.7 Standards and approvals All devices across the entire series comply with the standards and directives listed below. Applied Approval Directive Certificates Label standards Low Voltage 2014/35/EU 2014/30/EU EN 61800-5-1 EN 60529 RoHS 2011/65/EU EN 61800-3 C310001_0921 (European Delegated directive 2015/863 EN 63000...
  • Page 20 NORDAC ON (SK 300P series) – Manual with installation instructions Conditions UL/CSA according to report Information • Listed as ENCLOSED POWER CONVERSION EQUIPMENT • These devices incorporate an adjustable internal solid-state motor overload protection (see P533, P535) • “Integral solid state short circuit protection does not provide branch circuit protection. Branch circuit protection must be provided in accordance with the Manufacturer Instructions, National Electrical Code and any additional local codes”.

  • Page 21: Type Code / Nomenclature

    1 General 1.8 Type code / nomenclature The type code of the device depicts the basic features. A unique identification of the device including all customer-specific features is only possible via the device’s order or serial number. 1.8.1 Name plate All of the information which is relevant for the device, including information for the identification of the device, can be obtained from the name plate.

  • Page 22: Assembly And Installation

    NORDAC ON (SK 300P series) – Manual with installation instructions 2 Assembly and installation No options can be retrofitted. All options must be recorded by NORD when ordering and before the production process. For wall mounting, the device has lugs that are freely accessible from the outside.

  • Page 23: Dimensions Nordac On, Motor-Mounted

    2 Assembly and installation Restrictions for installation positions M2 and M4 Motor mounting on Motor mounting on Wall mounting IE5+ motor IE3 motor Type S1 mode S3 mode S1 mode S3 mode S1 mode S3 mode SK 300P-360-340-A — — No derating No derating No derating...

  • Page 24: Dimensions Nordac On+, Motor-Mounted

    NORDAC ON (SK 300P series) – Manual with installation instructions Housing dimensions Weight [kg] [mm] Device type Size (without motor) SK 30xP-360-340-A 213.5 SK 300P-450-340-A SK 30xP-370-340-A SK 30xP-750-340-A 1.85 SK 30xP-950-340-A Depending on the motor SK 30xP-111-340-A SK 30xP-151-340-A 3.28 SK 30xP-191-340-A SK 30xP-221-340-A...

  • Page 25: Dimensions Nordac On Pure, Motor-Mounted

    2 Assembly and installation 2.4 Dimensions NORDAC ON PURE, motor-mounted Housing dimensions [mm] Weight [kg] Device type Size (without motor) SK 350P-370-340-A 237.5 121.5 SK 350P-750-340-A Depending on the motor SK 350P-111-340-A 306.8 SK 350P-151-340-A BU 0800 en-3623...

  • Page 26: Dimensions Nordac On And Nordac On+, Wall-Mounted

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.5 Dimensions NORDAC ON and NORDAC ON+, wall-mounted Housing dimensions Weight Device type [mm] [kg] Size (x = 0 or x = 1) SK 300P-360-340-A 83.25 160.4 205.5 SK 300P-450-340-A SK 3xxP-370-340-A SK 3xxP-750-340-A 98.3...

  • Page 27: Dimensions Nordac On Pure, Wall-Mounted

    2 Assembly and installation 2.6 Dimensions NORDAC ON PURE, wall-mounted Housing dimensions Weight [mm] [kg] Device type Size SK 350P-370-340-A 171.8 110.5 234.8 SK 350P-750-340-A SK 350P-111-340-A 203.3 133.3 183.5 213.7 267.7 SK 350P-151-340-A BU 0800 en-3623...

  • Page 28: Connections

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.7 Connections The device is configured according to the customer specification. Defined positions on the device apply for the selected options and features. The connections M1 to M5 described below are only available for the device versions NORDAC ON and NORDAC ON+.

  • Page 29: Nordac On, Motor-Mounted, Sizes 2 And 3

    2 Assembly and installation 2.7.2 NORDAC ON, motor-mounted, sizes 2 and 3 Function Connection SK 300P without SK CU6-STO SK 301P with SK CU6-STO Ethernet-In Ethernet-Out DOUT1 and DOUT2 Functional safety connection DIN1 and DIN2 DIN1 and DIN2 DIN2 and DOUT1 DIN3 and DIN4 DIN3 and DIN4 DIN4 and DOUT2...

  • Page 30: Nordac On+, Motor-Mounted, Sizes 2 And 3

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.7.3 NORDAC ON+, motor-mounted, sizes 2 and 3 Function Connection SK 310P without SK CU6-STO SK 311P with SK CU6-STO Ethernet-In Ethernet-Out DOUT1 and DOUT2 Functional safety connection DIN1 and DIN2 DIN1 and DIN2 DIN2 and DOUT1 DIN3 and DIN4...

  • Page 31: Nordac On Pure, Motor-Mounted, Sizes 2 And 3

    2 Assembly and installation 2.7.4 NORDAC ON PURE, motor-mounted, sizes 2 and 3 Connection Function Diagnostic LED and diagnostic connection RS485/RS232 Mains/24V/Ethernet-In (power connection, mains input) Mains/24V/Ethernet-Out (power connection, mains output) BU 0800 en-3623...

  • Page 32: Nordac On, Wall-Mounted, Size 1

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.7.5 NORDAC ON, wall-mounted, size 1 Connection Function Ethernet-In Ethernet-Out DIN1 and DIN2 DIN2 and DOUT1 DIN3 and DIN4 DIN4 and DOUT2 Diagnostic LED and diagnostic connection RS485/RS232 Not equipped Not equipped Not equipped Mains/24V-In (power connection, mains input)

  • Page 33: Nordac On And Nordac On+, Wall-Mounted, Sizes 2 And 3

    2 Assembly and installation 2.7.6 NORDAC ON and NORDAC ON+, wall-mounted, sizes 2 and 3 Function Connection SK 3x0P without SK CU6-STO SK 3x1P with SK CU6-STO Ethernet-In Ethernet-Out DOUT1 and DOUT2 Functional safety connection DIN1 and DIN2 DIN1 and DIN2 DIN2 and DOUT1 DIN3 and DIN4 DIN3 and DIN4...

  • Page 34: Nordac On Pure, Wall-Mounted, Sizes 2 And 3

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.7.7 NORDAC ON PURE, wall-mounted, sizes 2 and 3 Connection Function Diagnostic LED and diagnostic connection RS485/RS232 Mains/24V/Ethernet-In (power connection, mains input) Mains/24V/Ethernet-Out (power connection, mains output) Motor connection including encoder connection 2.7.8 Hybrid cable The NORDAC ON PURE offers simpler and safer connection technology with its hybrid connections.

  • Page 35: Electrical Connection

    2 Assembly and installation 2.8 Electrical Connection WARNING Electric shock Dangerous voltages may be present at the plug contacts for the power connections (e.g. mains cable, motor cable) even when the device is not in operation. • Before starting work, check that all relevant components (voltage source, connection cables) are free of voltage using suitable measuring equipment.

  • Page 36: Nordac On Pure Mains Connection

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.8.2 NORDAC ON PURE mains connection Power connection Contact assignment Mains input: TE M23 hybrid plug Motor mounting NORDAC ON PURE Wall mounting NORDAC ON PURE Ethernet: a: TX+ Mains output: b: RX+ +24 V Motor mounting...

  • Page 37: Daisy Chain Connection

    2 Assembly and installation 2.8.3 Daisy chain connection Power connections provide the possibility of setting up a daisy chain. This way, the wiring effort for devices close to each other can be reduced. The current that is allowed to flow through the daisy chain cables in such an installation is limited.

  • Page 38: Motor Connection

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.8.4 Motor connection The external motor connection is only available for wall-mounted devices. CAUTION Hazardous voltage at the MB+, MB-, U, V and W contacts Touching the contacts may lead to an electric shock. •...

  • Page 39: Wiring Guidelines

    Here, the signal cables are each routed in separate shields and thus achieve a safe separation from the power supply cables. We recommend using the connection cables offered by NORD. If the device is installed according to the recommendations in this manual, it meets all EMC directive requirements, as per the EMC product standard EN 61800-3.

  • Page 40: Mains Connection

    If a shielded motor cable is used or if the cable is installed in a metallic and well-grounded duct, the total length should not exceed 5 m (connect cable shield to PE at both ends). Pre-assembled motor cables can be obtained from NORD. NOTICE! Output switching Switching a motor cable under load causes an impermissible increase of the load on the device.

  • Page 41: Braking Resistor (Optionally With Size 2 And Above)

    2 Assembly and installation 2.8.6.3 Braking resistor (optionally with size 2 and above) During dynamic braking (frequency reduction) of a three-phase motor, electrical energy is returned to the inverter as necessary. With size 2 and above, an internal braking resistor can be used to avoid shut- down of the device due to overvoltage.

  • Page 42: Electrical Connection Ethernet Communication And Digital Input/Outputs

    M23 hybrid connection plugs. The plug connectors are permanently installed at the factory. When used in the food and beverage industry (F&B), special hygienic cables offered by NORD are available for the electrical connection. Here, too, the use of cable plug connectors assembled by the customer must be checked in individual cases.

  • Page 43: Cable Laying

    2 Assembly and installation Information Cable laying All control cables must be routed separately from the mains and the motor cables to prevent interference in the device. If the cables are routed in parallel, a minimum distance of 20 cm must be maintained from cables which carry a voltage of >...

  • Page 44: Control Connection Details

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.8.7.1 Control connection details Meaning, Functions Description / Technical data Contact Parameter (designation) Meaning Function of factory setting Digital outputs Signalling of the operating statuses of the FI According to EN 61131-2 Maximum load 20 mA 24 V DC With inductive loads: Provide protection...

  • Page 45: Diagnostic Connection

    2 Assembly and installation 2.9 Diagnostic connection The frequency inverter is equipped with an RJ12 diagnostic interface (1). Either a PC, a Bluetooth stick or a manual control unit can be connected here via RS 232/ RS 485. The same diagnostic interface (1) can also be found on the NORDAC ON PURE. Communication Connection of the FI to various communication tools interface...

  • Page 46: Encoder

    NORDAC ON (SK 300P series) – Manual with installation instructions 2.10 Encoder The NORDAC ON+ is equipped with an RS485 encoder interface. High-resolution encoders can transmit their information to the frequency inverter in real time via this interface. Contact assignment Function M12 socket, A-coded Colour...
  • Page 47 2 Assembly and installation Encoder Signal Connection type Number NORDAC NORDAC NORDAC type ON PURE poles SK 30xP SK 31xP SK-35xP Motor mounting Internal Universal – – RS485 RS485A Wall mounting Via X6 RS485B Motor mounting Internal Data- Universal – –...

  • Page 48: Rotation Direction

    NORDAC ON (SK 300P series) – Manual with installation instructions Information Rotation direction The counting direction of the incremental encoder must correspond to the direction of rotation of the motor. The directions of rotation are identical if a positive speed is displayed in parameter P735 when the output frequency is positive.

  • Page 49: Display

    3 Display 3 Display The display elements M1 to M5 described below are only available for the device versions NORDAC ON and NORDAC ON+. 3.1 LEDs The LEDs of the Ethernet connections M1 and M2 indicate the operating states of the respective slave when used for bus communication.

  • Page 50: Display Of M1 And M2 When Using Ethernetip

    NORDAC ON (SK 300P series) – Manual with installation instructions Labelling Display Meaning M2 – 1 ERROR = Ethernet Error EtherCAT functioning normally on the bus interface Flashing (4 Hz) General EtherCAT configuration error Single flash Bus interface has changed the EtherCAT state without authorisation Double flash EtherCAT or FI time-out (P513, P151) M2 –...

  • Page 51: Display Of M1 And M2 When Using Profinet

    3 Display 3.1.3 Display of M1 and M2 when using PROFINET Labelling Display Meaning M1 – 1 No connection (Link activity) Yellow flashing Connection is established, data is being transmitted Green on Connection is established, no data transmission M1 – 2 RUN = Ethernet state No error Red flashing...

  • Page 52: Display Of M4 And M5

    NORDAC ON (SK 300P series) – Manual with installation instructions 3.1.5 Display of M4 and M5 Labelling Display Meaning M4 – 1 DIN1 Yellow on Digital input 1 = high Digital input 1 = low Red on Overload M4 – 2 DIN2 Yellow on Digital input 2 = high...

  • Page 53: Commissioning

    4 Commissioning 4 Commissioning WARNING Unexpected movement Connection of the supply voltage may directly or indirectly set the drive unit into motion. This can cause unexpected movement of the drive and the attached machine, which may result in serious or fatal injuries and/or material damage.

  • Page 54: Firmware Update

    NORDAC ON PURE frequency inverters are able to control motors with efficiency class IE5+. The frequency inverter is designed for the control of IE4 and IE5 motors from NORD. In terms of structure, these IE4 motors match the type of an IPMSM (Interior Permanent Magnet Synchronous Motor).
  • Page 55 4 Commissioning functionally identical to the designation previously listed under “servo control”, the use of an encoder is mandatory. This way, the motor’s exact speed characteristics are recorded and included in the calculation for the motor control. The determination of the rotor position is enabled by the encoder, where for the operation of a PMSM the initial value of the rotor position must be determined.

  • Page 56: Overview Of Controller Parameter Settings

    NORDAC ON (SK 300P series) – Manual with installation instructions 4.3.2 Overview of controller parameter settings The following illustration provides an overview of all parameters which are important, depending on the selected operating mode. In principle, the following applies: The more precise the setting, the more accurate the control and the higher the possible values for the dynamics and precision of drive operation.

  • Page 57: Motor Control Commissioning Steps

    2. Connect the mains supply. 3. Select the basic motor from the motor list (P200), if not already preset by NORD, as is the case with motor-mounted devices. (ASM types in 87 Hz configuration are not in the motor list, this data must be taken from the name plate and entered.

  • Page 58: Parameter

    NORDAC ON (SK 300P series) – Manual with installation instructions 5 Parameter WARNING Unexpected movement due to changes in the parameterisation Parameter changes become effective immediately. Under certain conditions, dangerous situations may occur, even when the drive is in standstill. Functions such as P428 “Automatic starting” can set the drive in motion and places persons at risk due to moving parts.
  • Page 59 5 Parameter Menu group Master function Operating displays (P0--) Display of parameters and operational values Basic parameters (P1--) Basic device settings such as behaviour when switching on/off Motor data (P2--) Electrical settings for the motor (motor current or starting voltage) Speed control (P3--) Setting for current and speed controls as well as encoder settings...

  • Page 60: Parameter Overview

    NORDAC ON (SK 300P series) – Manual with installation instructions 5.1 Parameter overview Operating displays P000 Operating para. disp P001 Select of disp.value P002 Display factor P003 Supervisor-Code P004 Password P005 Change password Basic parameters P100 Parameter set P101 Copy parameter set P102 Acceleration time P103 Deceleration time...
  • Page 61 5 Parameter Control terminals P410 Min. freq. a-in 1/2 P411 Max. freq. a-in 1/2 P412 Nom.val process ctrl P413 PID control P comp. P414 PID control I comp. P415 PID control D comp. P416 Ramptime PI setpoint P420 Digital inputs P423 Safety SS1 max.

  • Page 62: Parameter Description

    NORDAC ON (SK 300P series) – Manual with installation instructions P000 Operating para. disp. (parameter number) (parameter name) Setting range Display of typical display format (e.g. (bin = binary)) of possible setting range and number of decimal places or display range Arrays [-01] If parameters have a substructure in several arrays, this is shown here.

  • Page 63: Operating Displays

    5 Parameter 5.1.1 Operating displays P000 Operating para. disp Display range 0.01 … 9999 Description The operating value selected in parameter P001 is displayed. Important information about the operating status of the drive can be read out as required. P001 Select of disp.value Setting range 0 …...
  • Page 64 NORDAC ON (SK 300P series) – Manual with installation instructions P003 Supervisor code Setting range 0 … 9999 Factory setting { 1 } Description The scope of the visible parameters can be influenced by setting the supervisor code. Note Display via NORDCON If parameterisation is carried out with the NORDCON software, the settings 2 ...

  • Page 65: Basic Parameters

    5 Parameter 5.1.2 Basic parameters P100 Parameter set Setting range 0 … 3 Factory setting { 0 } Description Selection of the parameters sets to be parameterised. Four parameter sets are available. The parameters to which different values can also be assigned in the four parameter sets are known as “parameter set-dependent”...
  • Page 66 NORDAC ON (SK 300P series) – Manual with installation instructions P103 Deceleration time Setting range 0.00 … 320.00 s Factory setting { 2.00 } Description The deceleration time is the time corresponding to the linear frequency reduction from the set maximum frequency P105 to 0 Hz. If an actual setpoint <100 % is being used, the deceleration time reduces accordingly.
  • Page 67 5 Parameter P106 Ramp smoothing Setting range 0 … 100 % Factory setting { 0 } Description This parameter enables smoothing of the acceleration and deceleration ramps. This is necessary for applications where gentle, but dynamic speed change is important. Ramp smoothing is carried out for every setpoint change.

  • Page 68: Setting Values

    NORDAC ON (SK 300P series) – Manual with installation instructions P107 Brake reaction time Setting range 0 … 2.50 s Factory setting { 0.00 } Description Electromagnetic brakes have a physically-dependent delayed Brake reaction time when actuated. This can result in the dropping of the load in lifting equipment applications.
  • Page 69 5 Parameter Quad. Ramp with Delay "Quadratic ramp with delay": Combination of {2 } and {6}. Quad. comb. braking "Quadratic combined braking": Combination of {5 } and {6}. Note: This function is not suitable for PMSM motors "Constant acceleration power": Only applies in field weakening Const.
  • Page 70 NORDAC ON (SK 300P series) – Manual with installation instructions P112 Torque current limit Setting range 25 … 400 % / 401 Factory setting { 401 } Description With this parameter, a limit value for the torque-generating current can be set. This can prevent mechanical overloading of the drive.

  • Page 71: Motor Data

    5 Parameter 5.1.3 Motor data P200 Motor list Setting range 0 ... 100 Factory setting { 0 } Description The factory settings for the motor data can be edited with this parameter. The factory setting for parameters P201 … P209, P240, P241, P243, P244 and P246 for NORDAC ON is a 4-pole IE3 asynchronous standard motor in special design for inverter operation with NORDAC ON (87 Hz characteristic curve) For the NORDAC ON+, a IE5 synchronous motor is set to match the FI’s nominal power.
  • Page 72 NORDAC ON (SK 300P series) – Manual with installation instructions Reserved 1.50 kW 230 V 90F2/8 Reserved 2.20 kW 230 V 90F3/8 Reserved Reserved Reserved Reserved Reserved 0.14 kW 400 V WIT Reserved 0.35 kW 230 V 71N1/8 0.55 kW 230 V 71N2/8 0.70 kW 230 V 71N2/8 1.10 kW 230 V 90N1/8 Information...
  • Page 73 5 Parameter P207 Motor circuit Setting range 0... 1 Factory setting The default setting depends on the nominal power of the FI. Description The motor circuit is decisive for stator resistance measurement (P220) and therefore for current vector control. Setting values Value Meaning Star...
  • Page 74 NORDAC ON (SK 300P series) – Manual with installation instructions P212 Slip compensation Setting range 0 ... 150 % Factory setting { 100 } Description Slip compensation increases the output frequency depending on the load, in order to keep the three-phase asynchronous motor speed approximately constant. The factory setting of 100% is optimal for three-phase asynchronous motors if the correct motor data has been set.
  • Page 75 5 Parameter P217 Oscillation damping Setting range 0... 400 % Factory setting { 10 } Description Parameter is a measure of the damping power. Oscillations caused by resonance under no-load conditions can be suppressed with oscillation damping. For oscillation damping the oscillation component is filtered out of the torque current by means of a high pass filter.
  • Page 76 NORDAC ON (SK 300P series) – Manual with installation instructions P220 Par.-identification Setting range 0 ... 2 Factory setting { 0 } Description “Parameter identification”. For devices with an output up to 7,5 kW, the motor data is determined automatically by the device via this parameter. Do not switch off the mains voltage during the parameter's identification.
  • Page 77 5 Parameter P240 EMF voltage PMSM Setting range 0 … 800 V Factory setting Depending on the FI’s nominal power Scope of application NORDAC ON+ Description The EMF voltage PMSM describes the mutual induction voltage of the motor. The value to be set can be found on the data sheet for the motor or on the name plate and is scaled to 1000 rpm.
  • Page 78 NORDAC ON+ Description For PMSMs with non-linear induction characteristic curves, the linearity limits can be entered with parameter P244 [-02] – [-05]. For NORD PMSMs (IE4 and IE5 motors) the necessary data are saved if the motor is selected in P200.
  • Page 79 5 Parameter P281 Voltage mechan.brake Setting range 100 … 300 V Factory setting { 180 } Description The parameter describes the nominal voltage of the brake coil. P282 Mode mechan.brake Setting range 000 … 111 (bin) Factory setting { 000 } Description This parameter determines the operating mode of the spring-loaded brake.

  • Page 80: Speed Control

    NORDAC ON (SK 300P series) – Manual with installation instructions 5.1.4 Speed control P300 Control method Setting range 0 … 2 Factory setting NORDAC ON: { 0 }, NORDAC ON+: { 1 } Description The control method for the motor is defined with this parameter. The following constraints must be observed: In comparison with setting {0}, setting {2} enables higher dynamics and control precision, however, it requires greater effort for parameterisation.
  • Page 81 5 Parameter P302 Type Univers. encoder Setting range 0 … 5 Factory setting { 1 } Description Via this parameter, the encoder type is selected. Note Setting values Value Value UART BiSS BiSS inverted SSI inverted P310 Speed controller P Setting range 0 …...
  • Page 82 NORDAC ON (SK 300P series) – Manual with installation instructions P314 Torq curr ctrl limit Setting range 0 … 400 V Factory setting { 400 } Description "Torque curr. Ctrl. limit". Determines the maximum voltage increase of the torque current controller. The higher the value, the greater the maximum effect that can be exercised by the torque current controller.
  • Page 83 5 Parameter P320 Weak border Setting range 0 … 110 % Factory setting { 100 } Description The field weakening limit determines the speed /current at which the controller begins to weaken the field. At a set value of 100 % the controller begins to weaken the field at approximately the synchronous speed.
  • Page 84 NORDAC ON (SK 300P series) – Manual with installation instructions P327 Speed slip error Setting range 0 … 3000 rpm Arrays [-02] = permissible values at a standstill in [-01] = permissible deviation during order to monitor the function / wear of a operation (FI enabled) holding brake (FI ready for switch-on).
  • Page 85 "Zero") must be determined experimentally or included with the motor. Note NORD motors are delivered so that the zero pulse of the encoder corresponds to the zero pole position of the motor. In case of deviation, this can be obtained from an adhesive label on the motor.
  • Page 86 NORDAC ON (SK 300P series) – Manual with installation instructions P336 Mode Rotorpos ident Setting range 0 ... 3 Factory setting { 0 } Description "Mode Rotorpos ident" The precise position of the rotor must be known in order to operate a PMSM.
  • Page 87 5 Parameter P351 PLC set val. select. Setting range 0 … 3 Factory setting { 0 } Description Selection of the source for the control word (CTW) and the main setpoint (MSW) with active PLC functionality P350 = {1}). With the settings P351 ={0} and {1} the main setpoints are defined via P553, but the definition of the auxiliary setpoints remains unchanged via P546.

  • Page 88: Control Terminals

    NORDAC ON (SK 300P series) – Manual with installation instructions 5.1.5 Control terminals P410 Min. freq. a-in 1/2 Setting range -400.0 ... 400.0 Hz Factory setting { 0.0 } Description "Minimum frequency auxiliary setpoints". The minimum frequency that can act on the setpoint via the auxiliary setpoints.
  • Page 89 5 Parameter P416 Ramptime PI setpoint Setting range 0.00 ... 99.99 sec Factory setting { 2.00 } Description "Ramptime PI setpoint". This parameter is only effective when the function “PID actual frequency” is selected. Ramp for PI setpoint P420 Digital inputs Setting range 0 …...
  • Page 90 NORDAC ON (SK 300P series) – Manual with installation instructions Jog frequency The fixed frequency value can be adjusted using the High HIGHER/LOWER and ENTER keys (P113), if control is via the ControlBox or ParameterBox. As in setting 09, however, the frequency is not maintained Motor potentiometer below the minimum frequency P104 and above the maximum frequency P105.
  • Page 91 5 Parameter P423 Safety SS1 max. time Setting range 0.01 ... 320.00 s Factory setting { 0.1 } Description “Safety SS1 max. time” is used to delay the output monitoring of the frequency inverter if the Safety Digital Input is parameterised to Quick Stop (P424 = 2). If the motor is still controlled after the set time, an error message is generated.
  • Page 92 NORDAC ON (SK 300P series) – Manual with installation instructions P426 Quick stop time Setting range 0 ... 320.00 s Factory setting { 0.10 } Description Setting of the braking time for the quick stop function which can be triggered either via a digital input, the bus control, the keyboard or automatically in case of a fault.
  • Page 93 5 Parameter P429 Fixed frequency 1 Setting range -400.0 … 400.0 Hz Factory setting { 0.0 } Description Following actuation via a digital input and enabling of the device (right or left), the fixed frequency is used as a setpoint. A negative setting value will cause a phase sequence reversal (based on the Enable rotation direction P420).
  • Page 94 NORDAC ON (SK 300P series) – Manual with installation instructions Torque current limit Based on motor data settings in P203 and P206. Signals High a corresponding torque load on the motor. This value can be adjusted with scaling P435. Based on the nominal motor frequency setting in P201. Frequency limit High This value can be adjusted by scaling P435.

  • Page 95: Setting Range

    5 Parameter Value Bus Setpoint Value from Bus setpoint (P546 ...) High STO inactive The signal is low if STO or Safe Stop are active. High Output via PLC The output is set by the integrated PLC High STO o. OUT2/3 inact. Neither safe stop, voltage disable nor quick stop are High active.
  • Page 96 NORDAC ON (SK 300P series) – Manual with installation instructions P464 Fixed frequency mode Setting range 0 … 1 Factory setting { 0 } Description This parameter determines the form in which fixed frequencies are to be processed. Note The highest active fixed frequency is added to the setpoint value of the motor potentiometer if functions 71 or 72 are selected for two digital inputs.
  • Page 97 5 Parameter P480 Funct. BusIO In Bits Setting range 0 … 82 Arrays [-01] = BusIO In Bit 0 [-02] = BusIO In Bit 1 In Bit 0 … 3 via bus [-03] = BusIO In Bit 2 [-04] = BusIO In Bit 3 [-05] = BusIO In Bit 4...
  • Page 98 NORDAC ON (SK 300P series) – Manual with installation instructions P482 Norm. BusIO Out Bits Setting range -400 … 400% Arrays [-01] = BusIO Out Bit 0 [-02] = BusIO Out Bit 1 Out Bit 0 … 3 via Bus [-03] = BusIO Out Bit 2 [-04] =...

  • Page 99: Additional Parameters

    5 Parameter 5.1.6 Additional parameters P501 Inverter name Setting range A … Z (char) Arrays [-01] … [-20] Factory setting { 0 } Description Free input of a designation (name) for the device (max. 20 characters). With this, the frequency inverter can be uniquely identified for setting with NORDCON software or within a network.
  • Page 100 NORDAC ON (SK 300P series) – Manual with installation instructions P505 Absolute mini. freq. Setting range 0.0 … 10.0 Hz Factory setting { 2 } Description “Absolute minimum frequency”. Specifies the frequency value that cannot be undershot by the FI. If the setpoint becomes smaller than the absolute minimum frequency, the FI switches off or changes to 0.0 Hz.

  • Page 101: Source Setpoints

    5 Parameter P509 Control word source Setting range 0 ... 8 Factory setting { 8 } Description Selection of the interface via which the frequency inverter receives its control word (for enabling, direction of rotation, etc.). Note Note P510! For parameterisation via the bus: Set P509 and if necessary P899 to the relevant bus system.
  • Page 102 NORDAC ON (SK 300P series) – Manual with installation instructions P513 Telegram time-out Setting range -0.1... 100.0 s Arrays [-01] = USS / Modbus [-02] = Reserved [-03] = Reserved [-04] = Ethernet Factory setting { 0.0 } Description Monitoring function of the active bus interface. Following receipt of a valid telegram, the next telegram must arrive within the set period.

  • Page 103: Flying Start

    5 Parameter P520 Flying start Setting range 0 … 4 Factory setting { 0 } Description This function is required to connect the FI to motors which are already rotating, e.g. for fan drives. Note For physical reasons, flying start only operates above 1/10 of the nominal motor frequency P201, however not below 10 Hz.
  • Page 104 NORDAC ON (SK 300P series) – Manual with installation instructions P523 Factory setting Setting range 0 ... 4 Factory setting { 0 } Description With the selection and activation of the relevant value, the selected parameter range is set to the factory setting. Once this setting is made, the parameter value automatically changes back to 0.
  • Page 105 5 Parameter P527 Load control freq. Setting range 0.0 ... 400.0 Hz Arrays Selection of up to 3 auxiliary values: [-01] = Auxiliary value 1 [-02] = Auxiliary value 2 [-03] = Auxiliary value 3 Factory setting All { 25.0 } Description “Load control frequency”...
  • Page 106 NORDAC ON (SK 300P series) – Manual with installation instructions P535 t motor Setting range 0 … 24 Factory setting { 0 } Description The motor temperature is calculated depending on the output current, the time and the output frequency (cooling). If the temperature limit value is reached, then switch-off occurs with error message E2.1.
  • Page 107 5 Parameter P537 Pulse Disconnection Setting range 10 ... 251 % Factory setting { 200 } Description This function prevents rapid shutdown of the FI according to the load. With the pulse switch-off enabled, the output current is limited to the set value. This limitation is implemented by briefly switching off individual output stage transistors;...
  • Page 108 NORDAC ON (SK 300P series) – Manual with installation instructions Enabl. Direct. only Rotation direction is only possible according to the enable signal, otherwise 0 Hz is output. Right Orient. Contr. "Right orientation controlled" Only Right direction is possible. Selection of the “incorrect” rotation direction leads to the FI switching off (control block).

  • Page 109: Drive Profile

    Activation of a process data profile. Setting values Value Meaning No specific drive profile. DS402 Drive profile according to DS402. Reserved Nord-Custom Drive profile with freely assignable bits. Note: The free bits are set via parameters P480 / P481 BU 0800 en-3623...
  • Page 110 NORDAC ON (SK 300P series) – Manual with installation instructions P553 PLC set values Setting range 0 … 57 Arrays [-01] = PLC setpoint 1 [-02] = PLC setpoint 2 [-03] = PLC setpoint 3 [-04] = PLC setpoint 4 [-05] = PLC setpoint 5 Factory setting...
  • Page 111 5 Parameter P555 P-limit chopper Setting range 5 … 100 % Factory setting { 100 } Description "Chopper power limit“. With this parameter it is possible to program a manual (peak) power limit for the braking resistor. The switch-on delay (modulation level) for the chopper can only rise to a certain maximum specified limit.
  • Page 112 NORDAC ON (SK 300P series) – Manual with installation instructions P559 DC Run-on time Setting range 0.00 ... 30.00 sec Factory setting { 0.50 } Description After a stop signal and elapse of the brake ramp, direct current is applied to the motor for a short time.

  • Page 113: Information

    5 Parameter 5.1.7 Information P700 Actual operating status Display range 0 … 2990 Arrays [-01] = Current fault Indicates the currently active (unacknowledged) error. [-02] = Actual warning Indicates a present warning message. [-03] = Reason FI blocked Indicates the reason for active switch-on inhibit. [-04] = Extended error Displays the currently active error according to...

  • Page 114: Software Version

    NORDAC ON (SK 300P series) – Manual with installation instructions P707 Software-Version Display range 0.0 … 999.0 Arrays [-01] = IO Version [-02] = IO Revision [-03] = IO Special version [-04] = RG Version Version number (e.g.: V1.0) Revision number (e.g.: R1) [-05] = RG Revision Special version of hardware/software (e.g.
  • Page 115 5 Parameter P712 Energy consumption Display range 0.00 ... 19 999 999.99 kWh Description Displays the energy consumption (cumulative energy consumption over the life of the FI). P713 Braking resistor energy Display range 0.00 ... 19 999 999.99 kWh Description "Energy output via braking resistor".
  • Page 116 NORDAC ON (SK 300P series) – Manual with installation instructions P722 Actual voltage Display range 0 ... 500 V Description Displays the actual AC voltage supplied by the FI output. P723 Voltage -d Display range -500 ... 500 V Description "Actual voltage component Ud".
  • Page 117 5 Parameter P733 Phase V current Display range 0.0... 500.0 A Description Displays the actual V phase current. Note This value can deviate from the value in P719 due to the measurement procedure used, even with symmetrical output currents. P734 Phase W current Display range 0.0...
  • Page 118 NORDAC ON (SK 300P series) – Manual with installation instructions P740 PZD bus in Display range 0000 … FFFF (hex) Arrays [-01] = Control word Control word [-02] = Set value1 … Set value data from main set value P509 [-06] = Setvalue 5 The displayed value depicts all Bus In Bit...
  • Page 119 5 Parameter P741 PZD bus out Display range 0000 … FFFF (hex) Arrays [-01] = Status word bus Status word corresponding to selection in P551 [-02] = Bus actual value 1 … … Actual values according to P543 [-06] = Bus actual value 5 The displayed value depicts all Bus OUT Bit [-07] =...
  • Page 120 NORDAC ON (SK 300P series) – Manual with installation instructions Array [-02] – CU6 extension 0000 No extension 0001 0002 Reserved 0003 Reserved 0004 Reserved 0005 Reserved 0006 Reserved Array [-03] Additional interfaces Bit 0 Interface for IOE present Bit 1 TTL encoder interface Bit 2 HTL encoder functionality...
  • Page 121 5 Parameter P750 Error statistics Display range 0 ... 9999 Arrays [-01] … [-25] Description Display of the error messages which have occurred during operation (P714). Note Depending on the frequency of the errors, the entries in the arrays are displayed in descending order.

  • Page 122: Operating Status Messages

    NORDAC ON (SK 300P series) – Manual with installation instructions 6 Operating status messages In case of deviations from the normal operating status, a message is output. There are: • Error messages: Faults cause the device to switch off. • Warning messages: A limit value has been reached.

  • Page 123: Error Messages

    6 Operating status messages Error messages Coding Cause ERROR TEXT • Remedy Group Number E001 Inverter overtemp. Temperature monitoring of the inverter Temperature range has been exceeded or undershot. • Reduce or increase ambient temperature • Check fan or cabinet ventilation •...
  • Page 124 NORDAC ON (SK 300P series) – Manual with installation instructions E003 Overcurrent chopper The current limit (I t) of the brake chopper has been exceeded (e.g more than 1.5 x rated current for 60 s). • Avoid overcurrent in braking resistor •...
  • Page 125 6 Operating status messages E004 Overcurrent measurem. Pulse switch-off (P537) has been reached three times within 50 ms. • Reduce motor load • Check system for blockage or overload Further notes: • Error message is only possible if (P112) and (P536) are switched off •...
  • Page 126 NORDAC ON (SK 300P series) – Manual with installation instructions E008 Parameter loss Error in EEPROM data (maximum EEPROM value • Software version of the stored data set not compatible exceeded) with the software version of the FI Note: Faulty parameters are automatically reloaded (factory setting).
  • Page 127 6 Operating status messages E012 12.2 Limit gen. The machine drives the motor and puts it into generator operation. The generator switch-off limit has triggered. • Reduce (generator) motor load • Check system for overload Further notes: • Check settings P534 [-02] E012 12.3 Torque limit...
  • Page 128 NORDAC ON (SK 300P series) – Manual with installation instructions E013 13.4 HTL slip error In the operating state “Ready for switch-on” (FI not enabled), the frequency inverter has detected a speed ≠ 0 of the encoder. • Check mechanical installation of encoder •...
  • Page 129 6 Operating status messages E016 16.6 Incorrect brake actuation Mechanical brake actuation times does not match P107 and time P114. • Check the settings of P280 and P281. • Check brake mechanics (anchor plate, air gap). E017 17.0 Change assembly grp. The customer unit (SK CU6-…) is not recognised by the frequency inverter.
  • Page 130 NORDAC ON (SK 300P series) – Manual with installation instructions E022 22.6 PLC write access The program content has been changed while the PLC program was running. 22.9 PLC fault E022 Group error E023 23.0 … 23.7 PLC user fault 1 … 8 Error in the PLC program sequence.
  • Page 131 6 Operating status messages Coding Cause ERROR TEXT • Remedy Group Number C001 Inverter overtemp. Temperature monitoring of the inverter Temperature range has been exceeded or undershot. • Reduce or increase ambient temperature • Check fan or cabinet ventilation • Check the device for dirt Further notes: •...

  • Page 132: Current Limit

    NORDAC ON (SK 300P series) – Manual with installation instructions C003 Current limit The limit value of the FI output current (parameterised FI load limit) has been reached. • Check system for blockage or overload Further notes: • Check P536 C003 Real power Input current too high.
  • Page 133 6 Operating status messages C025 25.4 Universal encoder warning The universal encoder issues a warning to the FI C090 90.0 Subsystem The FI has received a warning number from another unknown device. • Update inverter C091 91.0 FW update active Update active Part of the inverter is in update mode.

  • Page 134: Faq Operational Problems

    NORDAC ON (SK 300P series) – Manual with installation instructions I000 Left dir. locked Switch-on inhibit with inverter shut-off activated by: P540 or by “Block enable left” (P420 = 32, 74) • The frequency inverter switches to "Ready to switch-on" status.
  • Page 135 6 Operating status messages • Check encoder connections Motor generating a • Tracks A and B swapped round by • Check P300, P301 considerable amount of encoder (for speed feedback) • Monitor via P735 noise (at the current limit) • Incorrect encoder resolution setting •...

  • Page 136: Technical Data

    NORDAC ON (SK 300P series) – Manual with installation instructions 7 Technical data 7.1 General frequency inverter data Function Specification Output frequency 0.0 … 400.0 Hz Pulse frequency 3.0 … 16.0 kHz, factory setting = 6 kHz Power reduction > 6 kHz for 400 V device Typical overload capacity, typical 150% for 60 s, 200% for 5 s, 250% for 1 s overload...

  • Page 137: Maximum Operating / Ambient Temperature

    7 Technical data Function Specification Motor temperature monitoring t motor, PTC/bimetallic switch Regulation and control Sensorless current vector control (ISD), linear V/f characteristic curve, VFC open-loop , CFC open-loop, CFC closed-loop Waiting period between two mains 60 s for all devices in normal operating cycle switch-on cycles Interfaces Standard:...

  • Page 138: Wall-Mounted Frequency Inverters

    NORDAC ON (SK 300P series) – Manual with installation instructions 7.2.1 Wall-mounted frequency inverters Frequency inverter Pulse frequency Size Power 6 kHz 16 kHz 370 W & 450 W 40 °C 50 °C 70% ED 370 W & 750 W 40 °C 50 °C 70% ED 950 W...

  • Page 139: Motor-Mounted Frequency Inverters

    7 Technical data 7.2.2 Motor-mounted frequency inverters Frequency inverter Ventilated Pulse frequency motor Size Power 6 kHz 16 kHz 370 W & 450 W 40 °C 50 °C 70% ED 50 °C 70% ED 370 W & 750 W 40 °C 50 °C 50% ED 950 W 40 °C...

  • Page 140: Reducing The Maximum Ambient Temperature

    NORDAC ON (SK 300P series) – Manual with installation instructions 7.2.3 Reducing the maximum ambient temperature Two important factors determine the permissible ambient temperature of a frequency inverter. This concerns the daisy chain use and the stability of the 24 V supply voltage. Under the most unfavourable conditions, the maximum permissible ambient temperature can reduce by 7 K.

  • Page 141: Technical Data For Determining The Energy Efficiency Level

    7 Technical data 7.3 Technical data for determining the energy efficiency level The following tables relate to the provisions of the Ecodesign EU Regulation 2019/1781. Information Calculation basis for the energy efficiency level The energy efficiency specifications come from calculations according to DIN EN 61800 “Adjustable speed electrical power drive systems –...

  • Page 142: Electrical Data 3~400 V

    NORDAC ON (SK 300P series) – Manual with installation instructions Indicative Max. Output Rated output Rated input Rated input FI type output operating power current frequency voltage range power temperature NORDAC [kVA] [kW] [°C] [Hz] SK 3xxP- 360-340 0,70 0,37 380 V –...

  • Page 143: Nordac On, Nordac On+, Nordac On Pure, Size 2

    7 Technical data 7.3.1.2 NORDAC ON, NORDAC ON+, NORDAC ON PURE, size 2 Device type SK 3xxP–370 SK 3xxP–750 SK 30xP–950 400 V 0.37 kW 0.75 kW 0.95 kW Nominal power 480 V 0.5 hp 1.0 hp 1.25 hp AC 380 V -20% … 480 V +10%, 47 … 63 Hz Mains voltage 400 V 3 AC 380Y/220…480Y/277V -20%/+10% 47-63Hz...

  • Page 144: Electrical Data For Daisy Chain Operation

    NORDAC ON (SK 300P series) – Manual with installation instructions 7.5 Electrical data for daisy chain operation Size Voltage NORDAC ON NORDAC ON+ NORDAC ON PURE 400 V 12 A 12 A – 24 V 400 V 12 A 12 A 12 A 24 V 1.2 A...

  • Page 145: Additional Information

    8 Additional information 8 Additional information 8.1 Electromagnetic compatibility (EMC) 8.1.1 General Provisions As of July 2007, all electrical equipment which has an intrinsic, independent function and which is sold as an individual unit for end users, must comply with Directive 2004/108/EEC (formerly Directive EEC/89/336).

  • Page 146: Emc Evaluation

    NORDAC ON (SK 300P series) – Manual with installation instructions 8.1.2 EMC evaluation Two standards must be observed when evaluating electromagnetic compatibility. 1. EN 55011 (environmental standard) In this standard, the limit values are defined in dependence on the basic environment in which the product is operated.

  • Page 147: Emc Of Device

    8 Additional information 8.1.3 EMC of device NOTICE EMC interference to the environment This device produces high-frequency interference, which may make additional suppression measures necessary in domestic environments (see chapter 8.1 "Electromagnetic compatibility (EMC)"). The use of shielded motor cables is essential in order to maintain the specified radio interference suppression level.
  • Page 148 NORDAC ON (SK 300P series) – Manual with installation instructions EMC overview of standards that are used in accordance with EN 61800-3 as checking and measuring procedures: Interference emission Cable-related emission EN 55011 (interference voltage) Radiated emission EN 55011 (interference field strength) C3 (size 2) Interference immunity EN 61000-6-1, EN 61000-6-2...

  • Page 149: Declarations Of Conformity

    8 Additional information 8.1.4 Declarations of Conformity BU 0800 en-3623...
  • Page 150 NORDAC ON (SK 300P series) – Manual with installation instructions BU 0800 en-3623...

  • Page 151: Reduced Output Power

    8 Additional information 8.2 Reduced output power The frequency inverters are designed for special overload situations. For example, 1.5x overcurrent can be used for 60 s. For approx. 3.5 s, 2x overcurrent is possible. A reduction of the overload capacity or its duration must be considered for the following circumstances: •...

  • Page 152: Reduced Overcurrent Due To The Time

    NORDAC ON (SK 300P series) – Manual with installation instructions 8.2.2 Reduced overcurrent due to the time Depending on the duration of an overload, the possible overload capacity changes. Some values are highlighted in these tables. If one of these limit values is reached, the frequency inverter must have sufficient time (at low load or without load) to regenerate.

  • Page 153: Reduced Overcurrent Due To Output Frequency

    8 Additional information 8.2.3 Reduced overcurrent due to output frequency To protect the power unit at low output frequencies (< 4.5 Hz), monitoring is provided to determine the temperature of the IGBTs (insulated-gate bipolar transistor) due to high current. A pulse disconnection (P537) with variable limit is introduced so that no current can be accepted above the limit shown in the diagram.

  • Page 154: Reduced Output Current Due To Low Voltage

    When operating the motor on a NORDAC frequency inverter, use the motor data listed in the corresponding motor data sheet to parameterise the motor data. The motor data sheet is available from NORD or can be requested from NORD. BU 0800 en-3623...

  • Page 155: Motor Data - Characteristic Curves (Synchronous Motors)

    When operating the motor on a NORDAC frequency inverter, use the motor data listed in the corresponding motor data sheet to parameterise the motor data. The motor data sheet is available from NORD or can be requested from NORD. For the assignments of the motors to a frequency inverter, refer to  B5000.
  • Page 156 NORDAC ON (SK 300P series) – Manual with installation instructions Setpoint {function} Value Reference value 100% Scaling of setpoints range Abbreviation [Unit] Process controller Maximum frequency 16384 * f precontrol {16} auxiliary setpoints (P411) Add PC ±200% Add PC No P411 [Hz] Add PC...

  • Page 157: Actual Values

    8 Additional information 8.6.2 Actual values Actual values {function} Reference value 100% Scaling of setpoints Abbreviation [Unit] Actual frequency {01} Maximum frequency (P105) * P105 A No [Hz] 16384 Actual speed {02} Nominal speed (P202) * P202 A No [rpm] 16384 Current {03} Nominal current (P203)

  • Page 158: Definition Of Set And Actual Value Processing (Frequencies)

    NORDAC ON (SK 300P series) – Manual with installation instructions 8.7 Definition of set and actual value processing (frequencies) The frequencies used in <v>T - Parameter bei Soll-Ist-Verarbeitung</v> are processed in various ways according to the following table. Control and Setpoint source and Signal processing motor model...

  • Page 159: Connection Accessories

    8.8 Connection accessories The material for establishing the electrical connection is not included in the scope of delivery of the frequency inverter. However, it can be obtained from NORD. 8.8.1 Motor cable Pre-assembled cables for the motor connection are available (www.nord.com).

  • Page 160: Hybrid Mains Cable

    NORDAC ON, NORDAC ON+ SK TIE6-MQ15-BU 275188252 NORDAC ON PURE SK TIE6-M23-CC-V4A 275188250 8.8.8 Encoder cables Pre-assembled cables for the connection of incremental encoders are available (www.nord.com). Plug connector Designation Document UL FI side Encoder side SC S5Y0.25 M12-A5SMM M12-...

  • Page 161: Maintenance And Servicing Information

    9 Maintenance and servicing information 9.1 Maintenance information NORD frequency inverters are maintenance-free in normal operation(see chapter 7 "Technical data"). Dusty environments If the device is operated in dusty air, the cooling surfaces must be cleaned with compressed air at regular intervals.

  • Page 162: Service Notes

    If you would like to send the device in for repair please proceed as follows: • Remove all non-original parts from the device. NORD accepts no liability for any attached parts such as power cables, switches or external displays. • Back up the parameter settings before sending in the device.

  • Page 163: Disposal

    The components do not contain any electrochemical cells, batteries or accumulators, which must be separated and disposed of separately. • In Germany, NORD components can be handed in at the headquarters of Getriebebau NORD GmbH & Co. KG. WEEE Name of the manufacturer /...

  • Page 164: Abbreviations

    Protective earth EEPROM Non-volatile memory Supervisor parameter, P003 Electromagnetic compatibility Software version, P707 FI switch Leakage current circuit breaker Technical information / data sheet (Data sheet for NORD accessories) Frequency inverters Current Flux Control (current-controlled, field-oriented control) BU 0800 en-3623...
  • Page 165 Key word index Key word index Current fault (P700) ........113 Absolute min. freq. (P505) ......100 Current last error (P703) ......113 Acceleration time (P102) ....... 65 Current limit (P536) ........106 Accessories ..........159 Current set freq. (P718) ......115 Daisy chain cable ........
  • Page 166 NORDAC ON (SK 300P series) – Manual with installation instructions Fixed frequency 3 (P431) ......93 Min. freq. a-in 1/2 (P410) ......88 Fixed frequency 4 (P432) ......93 Min.freq. proc.ctrl. (P466) ......96 Fixed frequency 5 (P433) ......93 Minimum frequency (P104) ......
  • Page 167 Key word index Process controller .......... 96 Speed encoder (P735) ........ 117 Product standard ......... 146 Speed slip delay (P328) ........ 84 Pulse Disconnection ........105 Speed slip error (P327) ......... 84 Pulse Disconnection (P537) ......107 Spring-loaded brake Nominal current (P280) 78 Pulse frequency (P504) .........

Table of Contents