Kehua · 20-ft container, PCS & MV Skid
North American-market containerized MV power conversion system integrating four central PCS units and an oil-immersed 34.5 kV step-up transformer in a 20-ft enclosure. Available in 4,000 and 5,000 kW ratings, UL 1741 and IEEE 1547 listed for US utility interconnection.
| Max DC Voltage | 1,500 VDC |
| DC Voltage Range | 1,000-1,500 VDC |
| Max DC Current | 1,122A x 4 (4,000K) / 1,403A x 4 (5,000K) |
| Soft Start | Yes |
| Rated AC Power | 4,000 / 5,000 kW |
| Max AC Power | 4,400 / 5,500 kVA |
| Rated Grid-Tied Voltage | 690 VAC |
| Grid Voltage Range | -15% to +10% (settable) |
| Rated Grid Frequency | 60 Hz |
| Max Output Current | 3,682 / 4,602 A |
| Power Factor | > 0.99 (at rated power) |
| Reactive Power Range | -100% to 100% |
| THDi | < 3% (at rated power) |
| Rated AC Voltage | 690 VAC |
| Voltage Accuracy | 1% |
| Max Output Current | 3,682 / 4,602 A |
| THDu | < 3% (linear load) |
| Rated Frequency | 60 Hz |
| Overload | 110% |
| Rated Power | 4,000 / 5,000 kVA |
| MV/LV Ratio | 34.5 kV / 0.69 kV (customizable) |
| Isolation Mode | Oil-immersed transformer |
| Vector Group | Dy11 |
| Max Efficiency | 99% |
| IP Rating | IP65 (PCS) / IP54 (Skid) |
| Operating Temperature | -35 to +60 C (derating above 45 C) |
| Cooling | Intelligent air cooling |
| Dimensions (W x H x D) | 6,058 x 2,896 x 2,438 mm |
| Weight | 18,000 kg (4,000K) / 20,000 kg (5,000K) |
| Altitude | 4,000 m (derating above 2,000 m) |
| Communication | Modbus-RTU, Modbus-TCP, IEC 61850, IEC 104 |
Kehua Tech Co., Ltd., founded in 1988 and headquartered in Xiamen, China, is ranked as the world's fourth-largest power conversion system supplier by S&P Global. The company specializes in energy storage inverters and PCS ranging from 100 kW to over 1 MW. Kehua manufactures at...
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