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HKS VFD Drive A2 Series User Manual

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A2 VFD
(0.75-30kW)
HKS VFD Drive A2 Series
User Manual

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Summary of Contents for HKS VFD Drive A2 Series

  • Page 1 A2 VFD (0.75-30kW) HKS VFD Drive A2 Series User Manual...
  • Page 2 A2 VFD (0.75-30kW) Preface Version：1.80 Thank you very much for choosing high-quality, multifunctional, low noise, and Eco-power products, A2 series VFDs. This manual contains the user setup, parameter setting, fault diagnosis, daily maintenance, and safety precautions. Please read this manual carefully and follow all safety precaution before moving,installation,operation and servicing the VFD.It may cause physical injury or death,or damage the device if you ignored.Therefore,Our company will not be...

  • Page 3: Table Of Contents

    A2 VFD (0.75-30kW) Contents Chapter 1. Safety Precautions Chapter 2. User Setup Chapter 3. Control Panel Chapter 4. Parameter Set Method Chapter 5. Table of Configure Parameters Chapter 6. Description of Control Ports Chapter 7. Description of Configure Parameters Chapter 8. Operation Examples Chapter 9.

  • Page 4: Chapter 1. Safety Precautions

    A2 VFD (0.75-30kW) Chapter 1 Safety Precautions Safety precautions The environment can not contain any explosive gas.  It must be wired and operated only by personnel qualified for the  specific task accordance with relevant documentation,in particular its warning notices and safety instructions.Qualified personnel are those who,base do n their training and experience,are capable of identifying risks and avoiding potential hazards when working with these products/system.
  • Page 5 A2 VFD (0.75-30kW) It is forbidden to connect AC power to the product’s output port  (U, V, W) or other control ports except for Lk, Lb, Lz. Otherwise, it may cause damage to the VFD. Since internal IC can be destroyed by electrostatic, please do not ...
  • Page 6 A2 VFD (0.75-30kW) Package inspection A2 series VFD undergoes a strict quality test. Please check the damage caused by the delivery and the type specification during package inspection.

  • Page 7: Chapter 2 User Setup

    A2 VFD (0.75-30kW) Chapter 2 User Setup 2.1 Environment requirement No corrosive gas, vapor, and oily dust. Without direct  sunshine. No floating dust or mental particle.  Air moisture 20%~90%.  Vibration < 5.8m/s2(0.6g).  No electromagnetic interference.  Temperature:-10℃~50℃, make sure proper ventilation if the ...
  • Page 8 A2 VFD (0.75-30kW) Basic Wiring (single phase) Single phase input 12 V 0.1u F FW D/STOP 41 48 5k 1 REV/STOP Normally clo sed Lb Normally RESET Multi speed D0 / closed output 5k 1 Digital frequency up D0/+ Multi speed D1 / Normally open Lk Normally Digital frequency down...
  • Page 9 A2 VFD (0.75-30kW) Basic Wiring (three phase) three-phaseinput 12 V 0.1u F FWD/STOP 41 48 5k 1 REV/STOP Normally closed Lb RESET Normally Multi speed D0 / closed output 5k 1 Digital freq uency up D0/+ Multi speed D1 / Digital freq uency do wn D1/- Multi speed D2 /...

  • Page 10: Chapter 3 Control Panel

    A2 VFD (0.75-30kW) Chapter 3 Control Panel Button Description Start in operation mode running, and if press again it STOP stops VFD running. STOP There are different meanings to push this button during RESE different modes: 1.if the VFD is running, it would stop; 2.

  • Page 11: Chapter 4 Parameter Set Method

    A2 VFD (0.75-30kW) Content Description ERROR Fault indicator. Forward Running Reverse Running. ANALOG Analog input frequency indicator. SEGMENT Segment input frequency indicator. PANEL Panel input frequency indicator. Digital VFD runtime frequency. If VFD stops, it flashes. The display data is given by “Pn01” data. Chapter 4 Parameter Set Method 4.1 Parameter set and modification Set parameter when VFD stops and the parameter is not locked...

  • Page 12: Chapter 5. Table Of Configure Parameters

    A2 VFD (0.75-30kW) Chapter 5 Table of Configure Parameters Default Value Item Description Range Modify by button Modify by Default Default ▲ or ▼ button ▲ or ▼ Pn 01 Default display content 1—30000 Pn 02 400Hz Initial start up frequency by 0.01－400.00.00 panel or other method Pn 03...
  • Page 13 A2 VFD (0.75-30kW) Default Value Item Description Range Modify by button Modify by Default Default ▲ or ▼ button ▲ or ▼ Pn 24 Multi-segment speed 5 000.10 Hz— frequency 400.00Hz Pn 25 Multi-segment speed 6 000.10 Hz— frequency 400.00Hz Pn 26 Multi-segment speed 7 000.10 Hz—...

  • Page 14: Chapter 6 Description Of Control Ports

    A2 VFD (0.75-30kW) Chapter 6 Description of Control Ports Port name Port Description 12V OUT 12V output, with maximum currency 200mA. 5V OUT 5V output, with maximum currency 50mA. 5V IN 5V input, analog input, with maximum effective voltage 5V, no more than 6V 10V IN 10V input, analog input, with maximum effective voltage 10V, no more than 12V...

  • Page 15: Chapter 7 Description Of Configure Parameters

    A2 VFD (0.75-30kW) Chapter 7 Description of Configure Parameters Pn 01 Default display content：1——30000 RUN： 1 means it will display runtime frequency Otherwise, it displays motor’s synchronization speed. 2—— 30000 is motor synchronization speed STOP：it will display frequency given by external signal. Pn 02 Initial startup frequency by panel or other method Range：...
  • Page 16 A2 VFD (0.75-30kW) Pn 09 Deceleration time with range ：000.01S－650.00S Decelerate time (from Pn10 to 0Hz). Pn 10 Maximum runtime frequency with range ：000.10Hz－400.00Hz Maximum output frequency by VFD. Pn 11 Minimum runtime frequency with range ：000.10Hz－400.00Hz If the frequency from command below this value, VFD will stop.
  • Page 17 A2 VFD (0.75-30kW) Pn 15 Startup DC braking voltage ：1V—100V By proper tuning of this parameter, motor can start normally from fully stop state without any difficult caused by motor’s free motion and rotate direction. Pn 16 Startup DC braking time ：000.00S—650.00S DC braking time before motor startup to ensure that motor is started from fully stop state.
  • Page 18 A2 VFD (0.75-30kW) Pn 23 Multi-segment speed 4 frequency ：000.10 Hz—400.00Hz Multi-segment speed mode 4-segment frequency Pn 24 Multi-segment speed 5 frequency ：000.10 Hz—400.00Hz Multi-segment speed mode 5-segment frequency Pn 25 Multi-segment speed 6 frequency ：000.10 Hz—400.00Hz Multi-segment speed mode 6-segment frequency Pn 26 Multi-segment speed 7 frequency ：000.10 Hz—400.00Hz...
  • Page 19 A2 VFD (0.75-30kW) Pn 32 Parameter management ：1—3 1 modification enable 2 modification disable 3 initialization for 400Hz parameters 4 read OEM initialization parameter 5 write OEM initialization parameter 6 initialization for 50Hz parameters Note: the password for the OEM parameter is: 61633 Pn 33 Software version Pn 34...

  • Page 20: Chapter 8 Operation Examples

    A2 VFD (0.75-30kW) Chapter 8 Operation Examples 8.1 Operation by panel Pn 04 = 1(Command from panel)，Pn 03 = 1(Frequency from potentiometer)。 Push button “RUN” on the panel, VFD starts up and running indicator is on. Push the button again, VFD would stop. 8.2 Operation by external signal Pn 04=2 (command from port “FWD/REV”) Pn 03=3 (frequency from port “5V”)

  • Page 21: Chapter 9. Error Message Andfault Diagnosis

    A2 VFD (0.75-30kW) Chapter 9 Error Message and Fault Diagnosis 9.1 Fault table Display Meaning Cause Diagnosis OU –o Overvoltage Overvoltage of Check voltage of power power source source OU –u Acceleration Overvoltage of Check voltage of power overvoltage power source source OU –d Deceleration...
  • Page 22 A2 VFD (0.75-30kW) Display Meaning Cause Diagnosis OC –u Small acceleration Acceleration Increase acceleration overcurrency time or component time fail OC –d Deceleration Small deceleration Increase deceleration overcurrency time or component time fail OC –r Steady state overload or Check motor load overcurrency component fail OT –o...

  • Page 23: Chapter 10 Maintenance And Repair

    A2 VFD (0.75-30kW) Chapter 10 Maintenance and Repair Due to the environment influence such as temperature, humidity, dust and vibration etc., and aging component, VFD may be fail at some time. So it needs periodic maintenance and repair. Notice: please check following items before maintenance and repair.
  • Page 24 A2 VFD (0.75-30kW) 10.2 Periodic maintenance VFD needs periodic maintenance every 1 or 3 month which depends on the runtime environment. Notice: Machine maintenance or components replace must be performed by professionals. If any metal objects such screws or washer are left inside the machine, it would cause fatal damage to the VFD！...
  • Page 25 A2 VFD (0.75-30kW) ２. filter electrolytic capacitor Cause of damage: high environment temperature, frequently load change, long-time fully load. Criterion: liquid leak, wrong position of safety valve, capacity measurement. 10.4 Store of VFD Precautions for storing VFD: It cannot be stored in high temperature, moist, dusty, metal dust, corrosive gas places.

  • Page 26: Chapter 11 Type Description

    A2 VFD (0.75-30kW) Chapter 11 Type Description 11.1 Type description A2-xxxxB is the vfd series， xxxx For power and voltage levels. is Brake unit 11.2 Power description 1XXX 1: input 3phase 220V, output 3phase 220V 2XXX 2: input 1phase 220V, output 3phase 220V 3XXX 3: input 3phase 380V, output 3phase 380V 5XXX...

  • Page 27: Chapter 12. Disassembly Method Of Keyboard

    A2 VFD (0.75-30kW) 无连接线操作键盘拆卸方式 Removal method of keyboard without connecting wire 第 1 步(Step 1)
  • Page 28 A2 VFD (0.75-30kW) 第 2 步(Step 2) 手指缺口处用力拉起(Pull up the finger gap)
  • Page 29 A2 VFD (0.75-30kW) 第 3 步(Step 3)
  • Page 30 A2 VFD (0.75-30kW) 无连接线操作键盘安装方式 Installation method of keyboard without connecting line 第 1 步(Step 1)
  • Page 31 A2 VFD (0.75-30kW) 第 2 步(Step 2) 水平放入，手指的两边高度相同。 Put it horizontally with the same height on both sides of the fingers.
  • Page 32 A2 VFD (0.75-30kW) 第 3 步(Step 3) 两个手指用相同的力同时按下 Press both fingers with the same force at the same time...
  • Page 33 A2 VFD (0.75-30kW) 有连接线操作键盘拆卸方式 Disassembly method of keyboard with connecting wire 第1步(Step 1)
  • Page 34 A2 VFD (0.75-30kW) 第 2 步(Step 2) 手指缺口处用力拉起(Pull up the finger gap)
  • Page 35 A2 VFD (0.75-30kW) 第 3 步(Step 3)
  • Page 36 A2 VFD (0.75-30kW) 有连接线操作键盘安装方式 Installation mode of keyboard with connecting line 第 1 步(Step 1) 斜着放入，有线那一边先放到底。 Put it in obliquely. Put it to the end on the wired side first.
  • Page 37 A2 VFD (0.75-30kW) 第 2 步(Step 2) 轻轻按入（Press in gently）...
  • Page 38 A2 VFD (0.75-30kW) 第 3 步(Step 3)
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