| Customization: | Available |
|---|---|
| Voltage: | 480V |
| R: | 33.33kw |
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Programmable RLC Load Bank, this system include RLC load bank, data acquisition system, automatic load/unload control system, air cooling system, auxiliary control and PC software. It perfectly combines resistance, inductance and capacitance load bank with automatic measurement and control module, which can accurately detect the load capacity and working performance for various photovoltaic power source and inverter power source, effectively test the anti-islanding protection capability of grid-connected inverters, and provide scientific and efficient testing methods for grid-connected inverter power source.
| Technical Parameters | |
| Rating Voltage | AC380V 3 phase 4 wire /60Hz or AC220V single phase /60Hz |
| Rating Frequency | 60Hz |
| Wiring Mode | 3 phase 4 wire system Y-connection,A,B,C,N four wiring ports Single phase 2 wire system can be connected to A,N;B,N; C,N one of the three. |
| Rating Power AC380V/60Hz |
Resistive (R):33.33kW Inductive(L):33.33kvar Capacitive(C):33.33kvar |
| Load Step AC380V/60Hz |
Resistive:Split phase control:0.001,0.002,0.002,0.005, 0.01,0.02,0.02,0.05,0.1,0.2,0.2,0.5,1,2,2,5kW, Minimum step: 0.001kW.Per phase power:11.11 kW, three phase total power: 33.33 kW. Inductive:Split phase control:0.001,0.002,0.002,0.005, 0.01,0.02,0.02,0.05,0.1,0.2,0.2,0.5,1,2,2,5kvar, Minimum step:0.001kva.Per phase power:11.11kvar three phase total power:33.33kvar. Capacitive:Split phase control:0.001,0.002,0.002,0.005, 0.01,0.02,0.02,0.05,0.1,0.2,0.2,0.5,1,2,2,5kvar, Minimum step:0.001kvar.Per phase power:11.11kvar, three phase total power:33.33 kvar. When input voltage is lower than rated value, gears power changes according to Ohm's law. |
| Power Factor | Adjustment range:±0.3-1, Fully load:±0.7-1 |
| Load Tolerance (each step) | ±5% |
| Load Tolerance (overall) | ±3% |
| Voltage Measurement Range | 0-300V (phase voltage) |
| Current Measurement Range | 0-100A; |
| Frequency Measurement Range | 45-65Hz |
| Voltage Accuracy | ±0.5%, Resolution :1V |
| Current Accuracy | ±0.25%, Resolution :1A |
| Power Accuracy | ±0.5%,Resolution :0.001 kW |
| Frequency Accuracy | Resolution :0.1Hz |
| Control Power Supply | External AC220V single phase /60Hz,about 2kW |
| Wire Connection | Load Power Supply Input--Busbar Control power supply input--Terminal block |
| Communication Interface | RS485, RS232 |
| Insulation Class | F |
| Working noise | 1 meter away from equipment:≤85dB; |
| Working Mode | Continuous Working |
| Cooling | Forced air cooling,front inlet and backwards outlet |
| Chassis Structure | With lifting eyes and wheel castors and forklift at bottom. |
| Chassis Color | Grey(RAL7035) |
| Dimension | About 900mm*1250mm*1650mm(W*L*H) |
| Weight | About 350kg |
| Operating Environment Parameter | |
| Work Temperature | -10ºC~+50ºC |
| Relative Humidity | ≤95% |
| Altitude | ≤2500M |
| Atmospheric Pressure | 86~106kPa |
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