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Preface
Thank you for purchasing VD360 Series Inverters!
VD360 series inverter special for solar pump, is based on the core control algorithm of VD300
control frequency, combined with the application control requirements of solar water pump,
developed a specifically for outdoor PV power supply inverter special for pump. With maximum
power tracking, weak light sleep, wake up the intensity, high level of dormancy, underload warning,
remote communication monitoring control and protection function.
When debugging this product, refer to the debugging of this manual.
Unpacking and Inspection:
Every inverter has been inspected rigorously before shipping.
Please confirm carefully when unpacking the packing carton:
● Check if any damage signs of the product and its package.
● Check if the model and inverter rated values on the nameplate are the same as stated on your
order and user manual.
● The box contains the inverter, manufacturer certificate, user manual.
If the product is damaged during transportation, or there is any omission or damage, please contact
our company or your local supplier immediately.
First time use suggests:
The users who use this product for the first time shall read this manual carefully. For any doubt on
certain functions and performances, please contact the technical support personnel of our company
for help, so as to use this product properly. With commitment to the constant improvement of the
inverter products, our company may change the information provided without additional notice.
VD360 series inverter is confirmed to below international standard, has passed the CE certification.
IEC/EN 61800-5-1: 2003 adjustable speed electric drive system safety regulation requirements;
IEC/EN 61800-3: 2004 adjustable speed electric drive system: part 3: product EMC standard and its
specific test method;
IEC/EN61000-2-1, 2-2, 3-2, 3-3, 4-2, 4-3, 4-4, 4-5, 4-6; EMC international and EU standard .

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Summary of Contents for Vicruns VD360 Series

  • Page 1 Preface Thank you for purchasing VD360 Series Inverters! VD360 series inverter special for solar pump, is based on the core control algorithm of VD300 control frequency, combined with the application control requirements of solar water pump, developed a specifically for outdoor PV power supply inverter special for pump. With maximum power tracking, weak light sleep, wake up the intensity, high level of dormancy, underload warning, remote communication monitoring control and protection function.
  • Page 3 Contents Chapter 1 Safety and Precautions....................- 1 - 1.1 Safety Definition........................- 1 - 1.2 Safety Precautions.........................- 1 - 1.3 General Precautions ......................- 3 - Chapter 2 Product Information .....................- 5 - 2.1 Designation Rules........................- 5 - 2.2 Nameplate ..........................- 5 - 2.3 Products Specifications and Technical Data ................- 5 - 2.4 Physical Appearance and Main Structure Diagram ..............- 7 - 2.5 Routine Repair and Maintenance of Inverter................- 9 -...
  • Page 5 VD360 Inverter Special for Solar Pump Safety and Precautions Chapter 1 Safety and Precautions 1.1 Safety Definition In order to ensure that your personal, equipment and property safety, before the using the frequency converter, please be sure to read this chapter carefully, and in the subsequent handling, installation, debugging, operation and maintenance process in accordance with the implementation.
  • Page 6 Safety and Precautions VD360 Inverter Special for Solar Pump 1.2.3 At Wiring ● Wiring must be performed only by qualified personnel under instructions described in this manual. Failure to comply may result in unexpected accidents. ● A circuit breaker must be used to isolate the power supply and inverter. Failure to comply may result in a fire.
  • Page 7 VD360 Inverter Special for Solar Pump Safety and Precautions ● Do not move inverter or the installed cabinet while it is run, keep external objects falling into the device. Failure to comply will result in damage. ● Start/Stop inverter via terminal function or other control method, try not to start inverter via directly power-on control method.
  • Page 8 Safety and Precautions VD360 Inverter Special for Solar Pump lifespan of electrolytic capacitor inside inverter. If there is a contactor between motor and inverter output terminal, make sure if motor is static and inverter is without output, then switchover the contactor, failure to comply may damage the inverter.
  • Page 9 VD360 Inverter Special for Solar Pump Product Information Chapter 2 Product Information 2.1 Designation Rules Fig 2.1-1 Designation Rules 2.2 Nameplate Fig 2.2-1 Nameplate instructions ● The bar code on inverter nameplate is the only code to recognize its identity, so the bar code is the most important basis for the after sales service.
  • Page 10 Product Information VD360 Inverter Special for Solar Pump Rated output voltage 3AC 220V Input frequency range 0~50Hz Maximum efficiency of the whole machine Cooling method Forced air cooling Protection grade IP20 Below 1000 m, after the altitude of more than 1000 m, Altitude please according to the scale of 100 m derating 1% drop Standard...
  • Page 11 VD360 Inverter Special for Solar Pump Product Information Rated Rated Adaptable Power Capacity Input Output Motor Model No. (kVA) Current Current Three phase power supply: 380V, 50/60Hz VD360-4T-0.7G 0.75 VD360-4T-1.5G VD360-4T-2.2G VD360-4T-3.7G 10.5 VD360-4T-5.5G 14.6 13.0 VD360-4T-7.5G 11.0 20.5 16.0 VD360-4T-11G 16.0 25.0...
  • Page 12 Product Information VD360 Inverter Special for Solar Pump Fig 2.4-2 Schematic diagram for physical dimensions and mounting dimensions (below 7.5kW) Fig 2.4-3 Schematic diagram for physical dimensions and mounting dimensions (11kW~15kW) Table 2-3 Physical dimensions and installation hole (mm) Mounting Hole Diameter of Physical Dimensions (mm) Weight...
  • Page 13 VD360 Inverter Special for Solar Pump Product Information 2.5 Routine Repair and Maintenance of Inverter The influence of the ambient temperature, humidity, dust and vibration will cause the aging of the devices in the inverter, which may cause potential fault of the inverter or reduce the service life of the inverter.
  • Page 14 Product Information VD360 Inverter Special for Solar Pump 2.5.4 Inverter Storage If inverter has to be kept for some time or long time after purchasing, should pay attention to the following: ● Do not keep it in high temperature, humid or vibrated place with metal powder, and keep good ventilation.
  • Page 15 VD360 Inverter Special for Solar Pump Debug Instruction and Control Terminal Chapter 3 Debug Instruction and Control Terminal 3.1 Debugging Steps of Solar Board Power Supply 3.1.1 Refer to Figure 3.1, and check if the wiring is correct, and then Q2 is closed. Fig 3.1 reference wiring diagram of photovoltaic panel power supply 3.1.2 Motor parameters setting Set the motor nameplate parameters, respectively P02.01 rated motor power, P00.02 rated motor...
  • Page 16 Debug Instruction and Control Terminal VD360 Inverter Special for Solar Pump 3) Click run key, and then observe the frequency and the water situation, in the light of normal circumstances, if the frequency is normal but the water is less, that the motor may be connected to the counter, the need to stop the exchange of two electrical wiring.
  • Page 17 VD360 Inverter Special for Solar Pump Debug Instruction and Control Terminal Note: it is strictly prohibited to Q2, Q1 closing at the same time, otherwise it will damage the solar panels! Fig 3.2 Reference wiring diagram of electric and solar panels respectively 3.3 Control Circuit Terminals 3.3.1 Wiring Diagram of Control Circuit Terminals - 13 -...
  • Page 18 Debug Instruction and Control Terminal VD360 Inverter Special for Solar Pump 3.3.2 Function Description of Control Circuit Terminal Table 3-7 Function description of control circuit terminal Terminal Type Terminal Name Function Sign 1. Provide +5V/10V power supply for external-units, J15 jumper on main control board to select 5V or 10V power output, default is 10V.
  • Page 19 VD360 Inverter Special for Solar Pump Debug Instruction and Control Terminal 1. When used as general digit input, it is the same function as DI1~DI5; 2. Can be combine with OPEN terminal as High speed bipolar high speed pulse input terminals, HDI1-COM pulse input max input frequency is 100kHz。...
  • Page 20 Function Parameter Table VD360 Inverter Special for Solar Pump Chapter 4 Function Parameter Table The symbols in the function table are described as follows: ○——It indicates that the parameter setup value can be modified when the inverter is in run state; ◎——It indicates that the parameter setup value cannot be modified when the inverter is in the run state;...
  • Page 21 VD360 Inverter Special for Solar Pump Function Parameter Table Factory Function Parameter Name Setting Range Default Property Code Value 0: Decelerate to stop Deceleration to stop: deceleration to stop is motor relying on inverter braking, under set deceleration time reducing to zero.
  • Page 22 Function Parameter Table VD360 Inverter Special for Solar Pump Rated Motor 1 Model ◎ P02.05 0RPM~65535RPM Rotation Speed dependent The above set of asynchronous motor rated parameters, the user can input according to the motor nameplate. Note: the power of the asynchronous motor should be matched with the power level of the inverter. P05 Input Terminal Parameters Group Factory Function...
  • Page 23 VD360 Inverter Special for Solar Pump Function Parameter Table Relay T1 Digital ○ P06.05 Output Function Selection Relay T2 Digital ○ Output Function P06.06 Selection Digital output terminal function table: Function Description Value Disabled There have no function on output terminals It indicate the inverter is in running state, have the output frequency Inverter in running (can be zero), the output ON signal.
  • Page 24 Function Parameter Table VD360 Inverter Special for Solar Pump reference voltage will continue to change until the system is stable. No matter what kind of reference voltage, when the bus voltage is higher than the reference voltage, target frequency will go to the upper limit of the output frequency of the PI;...
  • Page 25 VD360 Inverter Special for Solar Pump Function Parameter Table When the absolute value of bus voltage and the reference voltage difference is greater than the P22.10 set value, switch to KI2 and KP2; otherwise, the use of KP1 and KI1. ●...
  • Page 26 Function Parameter Table VD360 Inverter Special for Solar Pump After dry pump detection enables P22.21~P22.24 to be effective. Dry Pump Current ○ P22.21 0.0~100.0% 50.0% Threshold Dry Pump Frequency ○ P22.22 0.00~50.00Hz 30.00Hz Threshold 0~3600s When the motor current is less than Dry Pump Warning P22.21 and the motor running frequency ○...
  • Page 27 VD360 Inverter Special for Solar Pump Function Parameter Table Solar Pump MPPT ○ Algorithm Computing P22.32 1~65536ms 500ms Cycle ○ P22.33 Search Initial Value 0.50~2.00 0.85 Maximum Power ○ P22.34 Tracking Mode The above parameters are the special parameters of solar pump frequency inverter P28 Condition Monitoring Parameters Group Function Factory...
  • Page 28 Function Parameter Table VD360 Inverter Special for Solar Pump can’t view and modify the function parameters, please remember setup user password correctly. Set P29.00 to 0000: clear the previous setup user password and disable the password protection function. 0: No operation 1: Restore the factory parameter 2: Clear the fault record Parameter...
  • Page 29 VD360 Inverter Special for Solar Pump Fault Shooting and Solutions Chapter 5 Fault Shooting and Solutions 5.1 Fault Alarm and Countermeasures VD360 inverter special for solar pump has warning information and fault protection function. In case of abnormal fault, the inverter error relay contactor will be in action, before user seeking for help, please do self-inspection according to this chapter to analyze causes and find out solution.
  • Page 30 Fault Shooting and Solutions VD360 Inverter Special for Solar Pump (software) 3: Choose inverter with bigger class 3: Inverter power is too small power 1: Check load or reduce load Constant 1: Load with jump or jumping speed run abnormal Er006 2: Check grid input power over-current...
  • Page 31 VD360 Inverter Special for Solar Pump Fault Shooting and Solutions Current over Setting of Current over limit Er016 Check P13.09~P13.11 setting limit error in run value is small DI external error input Er017 External error Check external device input terminal act 1: Baud rate setting 1: Set appropriate baud rate inappropriate...
  • Page 32 Fault Shooting and Solutions VD360 Inverter Special for Solar Pump 5.2.2 Power Supply Air Switchover Trips off when Power on Inspect whether the input power supply is grounded or short circuit. Please solve the problem. Inspect whether the rectify bridge has been burnt or not. If it is damaged, ask for support. 5.2.3 Motor doesn’t Move after Inverter Run Inspect if there is balanced three-phase output among U, V, W.
  • Page 33 VD360 Inverter Special for Solar Pump Fault Shooting and Solutions Schedule: recommended solar array configuration and pump selection table Schedule1: Three phase 380V output level recommended for solar array configuration Selection of open circuit voltage level of solar cell modules Open Circuit Voltage Open Circuit Voltage 31±2V Open Circuit Voltage 43±2V...
  • Page 34 Fault Shooting and Solutions VD360 Inverter Special for Solar Pump Schedule 2: Three phase 220V output level recommended for solar array configuration Selection of open circuit voltage level of solar cell modules Open Circuit Voltage Open Circuit Voltage Open Circuit Voltage 31±2V Model No.
  • Page 35 VD360 Inverter Special for Solar Pump Fault Shooting and Solutions Schedule 3: Fast type selection table for photovoltaic water pump system Pump Head Power (kw) 100m 120m 150m 200m 250m 300m 350m 400m Water Yield /Day) /Day 0.37 0.55 /Day 0.37 0.75 /Day...
  • Page 36 Fault Shooting and Solutions VD360 Inverter Special for Solar Pump ※ Combined with the local climate conditions, the sunshine time adjust the system configuration, this table is calculated according to the effective light for 6 hours. - 32 -...
  • Page 37 3. If there is any failure or damage to the product, please correctly fill out the Product Warranty Card in detail. 4. The maintenance fee is charged according to the latest Maintenance Price List of Vicruns. 5. The product Warranty Card is not re-issued. Please keep the card and present it to the maintenance personnel when asking for maintenance.
  • Page 38 Product Warranty Card Address: Contact Person: Customer Company Name: Information Postcode: Tel of Email: Product Model: Product Serial No: Information Name of supplier who supplied you the unit: Failure Description (eg. Fault code) Maintenance Personnel:...