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Veikong VFD500-PV Operation Manual

Solar pump inverter
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Operation manual
VFD500-PV/VFD500M-PV
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Solar pump Inverter

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Summary of Contents for Veikong VFD500-PV

  • Page 1 Operation manual VFD500-PV/VFD500M-PV Series Solar pump Inverter...
  • Page 2 Solar pumping inverter user manual 1、 VFD500-PV Electrical cable Connection Please follow the diagram below for wiring. And pay attention to the following issues： Please follow the diagram below for wiring. And pay attention to the following issues： DC-LINK POWER MOTOR Figure 1-1 SIZE A~SIZE C 0.75kw-15kw Main Circuit Terminal...
  • Page 3 5 Table 1-5 Function description of the main circuit terminal of the inverter Terminal Function instruction R、S、T AC power input terminal, connect three-phase AC power U、V、W Inverter AC output terminal, connect three-phase AC motor The positive and negative terminals of the internal DC bus are connected to the 、...
  • Page 4 Maximum DC voltage of inverter and Solar panel vmp is recommend 530V for 380V pump and 305V for 220V pump 1.2 Power degree AND Technical SPECIFICATION Power size of VFD500-PV refers to the standard 4 poles induction motor at rated voltage. Overload: 150% rated output current, 1 minute...
  • Page 5 Drive model Max DC input current (A) Rated output current (A) Applicable water pump (kW) VFD500M-40T00150-PV VFD500M-40T00220-PV VFD500M-40T00400-PV 16.5 VFD500M-40T00550-PV 23.9 VFD500M-40T00750-PV 30.6 VFD500-40T00150-PV VFD500-40T00220-PV VFD500-40T00400-PV 16.5 VFD500-40T00550-PV 23.9 VFD500-40T00750-PV 30.6 VFD50040T01100-PV 39.2 VFD500-40T01500-PV 49.0 VFD500-40T01850-PV 18.5 VFD500-40T02200-PV VFD500-40T03000-PV VFD500-40T03700-PV VFD500-40T04500-PV VFD500-40T05500-PV VFD500-40T07500-PV...
  • Page 6 VFD500-20T00750-PV VFD500-20T01100-PV VFD500-20T01500-PV VFD500-20T01850-PV 18.5 VFD500-20T02200-PV VFD500-20T03000-PV VFD500-20T03700-PV VFD500M-20T00150-PV VFD500M-20T00220-PV 14.1 10.6 Table 1-2 380V-480V rating data Noted 1: when the output voltage is 380V, the output current will be rated value; when the output voltage is 400V、415 V or 440V,the output current will be calculated according to power. Noted 2: when the output voltage is 220V, the output current will be rated value...
  • Page 7 10V/0 20mA Relay 1 output, Default is fault signal output OFF OFF Relay 2 output, Default is auto main & PV switching ON ON Water (Optional) Grounding Well tower 1.3 VFD500-PV Wire Diagram of solar pump inverter (three phase pump)
  • Page 8 1.4 VFD500M-PV Wire Diagram of solar pump inverter (three phase pump) NOTE: 1:VFD500-PV Solar array output should be connected to the terminal ( +DC、－DC) of the drive, please pay attention to the polarity of the solar array or you can connect solar array to R and T but VFD500M-PV Solar array output should be connected to L1 L3 OR L1 L2 OR L2 L3 2: For control wire, recommend using shielded cable or shielded twisted pair.
  • Page 9 Solar Panels Public terminal Single phase AC Start winding power input Motor Working winding Main circuit VFD500-PV Wire Diagram of solar pump inverter (single phase pump without capacitor) Solar Panels R/L1 Single phase AC power input S/L2 T/L3 Main circuit...
  • Page 10 Public terminal Main circuit VFD500-PV Wire Diagram of solar pump inverter (single phase pump with capacitor) Notes: Single phase motor has three lines, first use the universal meter to check the three lines resistor, the biggest value two lines parallel the start capacitor (recommend the capacitor volume is 150UF/250V), the other line(common-coil) connect the power terminal.
  • Page 11 Wiring method for Compensation of Grid and Solar DC supply The back of the photovoltaic panel must be connected with anti-reverse diodes, and the photovoltaic panel will be damaged after the current is recharged Solar panels AC Contactor(KM1) R/L1 S/L2 Input~ T/L3 220V~...
  • Page 12 +10V 485+ T1/A T1/B T1/C 485- +24V T2/A T2/B T2/C Diagram VFD500-PV control circuit terminal Table VFD500-PV control circuit terminal instruction Type Terminal Terminal Terminal function description Symbol Name 10.10V±1% Maximum output current:10mA，it provides power +10V Input voltage supply to external potentiometer with resistance range of：1KΩ~51KΩ...
  • Page 13 Type Terminal Terminal Terminal function description Symbol Name analog input switch, the factory default voltage input. Output voltage:0~10V：Impedance ≥10KΩ Output current:0~20mA：Impedance 200Ω~500Ω Analog output Through the jumper switch AO1 0 ~ 10V and 0 ~ 20mA analog output switching, the factory default voltage output.
  • Page 14 2、Trial run(How to start solar pump inverter) Make sure all cables connections of solar panel and pump motor correct and no need to set any parameter, if you want to set parameter, you can do as follows. Step 1: (Keypad control):Set motor parameter P11.02- P11.06 as per motor pump name plate If dry run protection is required, measure the unload protection current according to the following method.
  • Page 15 3.Use level probe in the well for protection against dry running solution: See self learning of dry run solution: do it manually Set P24.13=30%-60%(as per real empty load current percentage based on rated current) and P24.14 P24.16 and P23.21 solution: If your sensor is digital switch ,just short D4 and com solution:If your float signal is Analog signal, Connect Ai2 and 10V and GND and set P41.00=23 and P41.03-P41.06 4.How to set minimum frequency ( for example) 30hz and maximum 50HZ...

  • Page 16: Keypad Display

    3、Keypad display 3.1 LED Instruction of operation and display LED keyboard consists of 5 digital tubes, 7 lights, 8 keys and a potentiometer; can be used to set the parameters, status monitoring and operation control, LED keyboard shape as shown in Figure 4-1： Figure 3-1 Operating panel Description of indicator Table 3-2 The name and function of each part of the keyboard...
  • Page 17 3.2 Display hierarchy and menu mode VFD500-PV digital keyboard display is divided into four layers, from top to bottom are: monitoring status, menu mode selection status, function code selection status, parameter editing / viewing status, as shown in Figure 4-2. In the menu mode selection status, press 【UP】...

  • Page 18: Menu Mode

    SHIF SHIF SHIF SHIF MONITO Monitoring volume1 STATUS Monitoring volume1 Monitoring volume2 Monitoring volume3 Monitoring volume4 MENU “-bSC- CHOOSE ” STATE DOWN DOWN DOWN DOWN Standard mode Check mode Wizard mode User-difined mode ENTER ENTER ENTER ENTER COMMAND CODE 【UP、DOWN、SHIFT】 【UP、DOWN】...

  • Page 19: Error Code

    3.5 Error code： For other alarm codes, please refer to Chapter 5 of the manual. alarm code meaning Light weak fault, please refer to function Sleep code P47.05~P47.07 A.FULL Full water protection P47.18-47.21 A.PoL Low power protection P47.22-47.24 Overcurrent protection P47.25-47.27 A.oC Low water protection P47.33-47.36 A.Lor...
  • Page 20 00021:Output single phase with capacitor 50hz 00022:Output single phase with capacitor 60hz 00031:Output single phase without capacitor 50hz 00032:Output single phase without capacitor 60hz P01.06 Maximum frequency 10.00～600.00Hz 50.00Hz ★ P01.08 Upper limit frequency Lower limit frequency-maximum frequency 50.00Hz ☆ 0:No function 1:READY Relay 1 Output terminal...
  • Page 21 1: Enable, to enable the special mppt function of the PV pump inverter Units digit’s: Startup mode 0: Manual start, the start mode is determined by P00.06; 1: automatic start, When P00.06 change, the association changes here. P00.06=0, when inverter starts and stops by keypad control, it is automatically modified to 1-automatic start P00.06=1, when inverter starts and stops by...
  • Page 22 state is exited and the operation continues. When the automatic switching is enabled, after switching into the electric supply operation for this time, it will try to switch into the photovoltaic operation. The amount of change in the bus voltage during an MPPT cycle.
  • Page 23 changes here. P00.06=0, when inverter starts and stops by keypad control, it is automatically modified to 1-automatic start P00.06=1, when inverter starts and stops by terminal control.it is automatically changed to 0-manual start Ten digit’s: MPPT function 0: MPPT is disabled; CVT control is used (voltage is given as P47.04).
  • Page 24 If the output frequency is lower than this value and exceeds P47.06, it will be reported Light detection to Sleep and stop P47.05 ☆ threshold If automatic switching is enabled, it will switch to ac grid operation, and the MPPT function will be disabled This is light detection threshold to measure solar radiation and solar power in a setting time (P47.06 Detection time),if customer do not want to keep pump running below this frequency so it can make pump sleep below this...
  • Page 25 flow volume It shows the pumping flow volume accumulated by the pump. The power can be saved automatically after power-on, and continue to accumulate on the original basis after re-powering. It Can be cleared to zero by P47.14. Set 1 to clear zero for r47.12. This function Cumulative pumping P47.14 code automatically changes to 0 after the...
  • Page 26 state after delay Conditions for full water detection to take effect: 1. The DI terminal arbitrarily set to function No. 60 receives the input switch close signal. For example, when P06.03 is set to 60, DI3 is closed. 2. When the ten’s digit of P47.18 is 0 and the analog input is greater than the detection value, for example: set P47.18=01, P47.19=50%, at this time AI1 input is greater than 5V or 10mA 3.
  • Page 27 0：Disable 1：Enable Fault automatic reset P47.31 0.00～600.00 60.00s ☆ time Function faults include: undervoltage fault Er.Lu1, soft start fault Er.Lu2, inverter overload Er.oL, motor overload Er.oL1, inverter overheat Er.oH, motor overheat Er.oH1, motor overheat Er.oH1, user-defined fault 1 Er .Ud1, user-defined fault 2 Er.Ud2 Units: Water level monitoring channel 0: invalid 1:AI1...
  • Page 28 6. When the conditions 1, 2 or 3 are not met, and the maintenance time is greater than the time set in P47.36, the system will recover. P47.37 Reserved 0.000s~30.000s When automatic switching Automatic switching P47.38 completed, the inverter will delay this 5.000s ☆...
  • Page 29 OutPutCurrent(1.0A) Load loss dection Dry run logic curve Seen from the diagram shown above, if the output current is fall down to 40.0% of the max output current and the status last for P24.14 then the drive will set the alarm dry.
  • Page 30 the pump sleeps. 0～100.0% Note: The liquid level is lower than this value P41.04 Wake up level 0.0% ☆ and the duration exceeds P41.06, the pump wakes up。 P41.05 Enter sleep delay 0.0s～6000.0s 0.0s ☆ P41.06 Wake-up delay 0.0s～6000.0s 0.0s ☆...
  • Page 31 9：Internal PLC Notice:DI terminal function code 26-32 superior than this function code P01.06 Maximum frequency 10.00～600.00Hz 50.00Hz ★ 0: Digital setting (P01.08) 1:AI1 2: AI2 Upper limit frequency 3~4: reserved P01.07 ★ source 5: HDI 6: reserved 7: Communication 8: PID P01.08 Upper limit frequency Lower limit frequency-maximum frequency...
  • Page 32 0:No function 1:READY Relay 1 Output terminal 2:RUN P07.03 function group(T1A T1B 3:Error1（stop fault） ☆ T1C) 4:Error2（same as Error1 except undervoltage） 5:Warning output(fault but in running) 0:No function 1:READY 2:RUN Relay 2 Output terminal 3:Error1（stop fault） P07.04 function group(T2A T2B ☆...
  • Page 33 The carrier frequency can be increased when it came like following phenomenon: 1 The electromagnetic noise generated by the motor is large 0:effective when running Cooling method (fan 1:Forced control( effective when power on) P22.14 ☆ control) 2:adjustable as per drive temperature Output phase loss 0.0-30%, 0% means output phase detections...
  • Page 34 2：dynamic or Rotational auto tuning of Asynchronous motor Comprehensive motor parameter auto tune It is recommended to use rotation auto tuning when high control accuracy is needed. 24 Group motor protection 0.20～10.00 Motor overload The larger the value, the longer the allowable P24.00 1.00 ☆...
  • Page 35 Motor overload only protects the motor from overload when P24.04 is enabled.P24.00 is used to adjust the overload inverse time curve time, as shown in the right figure above, the minimum motor overload time is 5.0s. Note: Users need to correctly set the three parameters of P24.00, P24.01 and P24.02 according to the actual overload capacity of the motor.
  • Page 36 Frequency source at ● r25.08 Unit:0.01hz fault Heat sink temperature at ● r25.14 Unit: 0.1°C fault ● r25.15 Low-level fault 26 Group Fault recording parameter ● r26.00 Last fault 1trip type SEE DETAILS IN CHAPTER 5 ● r26.01 Output frequency at fault Unit:0.01Hz ●...
  • Page 37 Ten’s digit:PID Auxilary reference source(ref2)Same as Unit’s digit given feedback P40.05 0.01～655.35 100.00 ☆ range P40.06 PID digital setting 0 0.0～P40.05 0.00 ☆ Unit’s digit 0：PID feedback source1(fdb1) 0:AI1 1:AI2 2:AI3(option card) 3:AI4(option card) 4: PLUSE(HDI) P40.11 PID feedback source1 5: Communication ☆...
  • Page 38 Unit’s：AI curve selection 0：curve A 1：curve B 2：Curve C P04.11 AI 2 Curve setting 3：Curve D ★ Ten’unit：when input signal lower than minimum input 0：equal to minimum input 1：equal to 0.0% P04.12 AI2 filter time 0.000s～10.000s 0.100s ☆ 0.00V～10.00V ( it is used to view the port voltage of AI2.
  • Page 39 Correspondi ng setting 0.00V～ P04.30 P04.27 Curve B horizontal axis 1 0.00V ☆ P04.29 P04.28 P04.27 P04.29 100.0% P04.28 Curve B vertical axis 1 0.0% ☆ ～ 100.0% P04.27 Note: Input less than P04.27, P04.29 Curve B horizontal axis 2 10.00V ～...
  • Page 40 15：external stop 16：Switch between motor 1 and motor 2 17：Pause operatoin DI4 Numeric input 18：DC braking P06.04 ★ function 19：Switch between torque and speed Control 20：torque control disabled 21：Multi-step speed terminal 1 22：Multi-step speed terminal 2 23：Multi-step speed terminal 3 24：Multi-step speed terminal 4 25：frequency source switchover 26：Switch main frequency source to Numeric...

  • Page 41: Chapter 5 Fault Diagnosis And Solution

    Chapter 5 Fault Diagnosis and Solution VFD500-PV inverter has 24 types of warning information and protection function. In case of abnormal fault, the protection function will be invoked, the inverter will stop output, and the faulty relay contact of the inverter will start, and the fault code will be displayed on the display panel of the inverter.
  • Page 42 Fault Fault Name Possible Causes Solutions Display code 1: Eliminate external faults. 1: The output circuit is grounded or 2: Perform the motor short circuited. auto-tuning. 2: Motor auto-tuning is not performed. 3: Increase the deceleration Over current 3: The deceleration time is too short. Er.OC2 time.
  • Page 43 Fault Fault Name Possible Causes Solutions Display code 1:Check if the input power supply is abnormal, whether the input power terminal is loose, whether the input 1: Instantaneous power failure occurs contactor or the air switch is on the input power supply or input abnormal.
  • Page 44 Fault Fault Name Possible Causes Solutions Display code 1. Reduce the load and check the motor and mechanical conditions. Correctly set the 1:The load is too large or the motor is motor parameters and motor blocked. protection parameters. 2:The large inertia load acceleration and 2, increase the acceleration deceleration time is too short and deceleration time...
  • Page 45 Fault Fault Name Possible Causes Solutions Display code 1: The ambient temperature is too 1:Lower the ambient high. temperature. 2: The air filter is blocked. 2: Clean the air filter. 3: Replace thedamaged fan. IGBT Module Er. oH 3: The fan is damaged. 4:Replace the damaged overheat 4: The thermally sensitive resistor of...
  • Page 46 Fault Fault Name Possible Causes Solutions Display code 1: Replace the faulty HALL 1: The HALL device is faulty. device. Current Er.Cur 2: The drive board is faulty. 2: Replace the faulty drive detection fault board. 3: The control board is faulty 3: Ask for technical support.
  • Page 47 Fault Fault Name Possible Causes Solutions Display code Running time Er.TTA 1:Contact agent or distributor Inverter trial time arrival arrival 1. Check the connection of 1, The work of the host computer is not upper computer normal 485Communicatio Er.485 2. Check the communication 2, The communication line is not normal n fault connection line...

  • Page 48: Chapter 6 Service Agreement

    Not permitted by the factory supplier, modified the drive devices;  Out of the VFD500-PV product specification application;  Failure consequences by fire, flooding, earthquake etc., un-foresee ...
  • Page 49 Solar pump inverter maintenance warranty card User corporation: Address: Post code: Contractor: Tel. no.: Fax no.: Solar pump inverter type: Product information Power size(kW): S.N.: Contract no.: Purchase date: Service engineer: Tel. no.: Repair record Fixed date: Fault information: Complaints and demanding on our products: User signature: year month...
  • Page 50 ShenZhen VEIKONG Electric CO., Ltd. Factory Address: Block E01,first industrical park lingbei 5 road ,phoenix comm unity,fuyong street , Bao'anDistrict, Shenzhen ,China Technical Support Hotline: +86-0755-89587650 Web Site: www.veikong-electric.com 008615989436541...

This manual is also suitable for:

Vfd500m-pv