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The Kstar STS25D - 250kW backup power switchgear with an isolation transformer features a rated power of 250 kVA. The device offers a switching time of ≤ 20 ms, Type II lightning protection, and an IP54 rated enclosure.
The Kstar STS25D - 250kW backup power switchgear with an isolation transformer is a solution designed for demanding large-scale installations. The device achieves a rated power of 250 kVA and supports a rated current of 360 A at 400 V. The built-in 250 kVA isolation transformer ensures appropriate parameters and operational safety. This type of advanced PV switchgear is a key infrastructure element wherever reliable photovoltaic protection is required.
| Rated power | 250 kVA |
| Rated voltage | 400 V |
| Rated current | 360 A |
| Frequency | 50 / 60 Hz |
| Max. input power | 375 kVA |
| Max. input current | 630 A |
| Switching time | ≤ 20 ms |
| Isolation transformer | 250 kVA |
| Lightning protection | Type II |
| Protection rating | IP54 |
| Operating temperature | -25 ~ +45 °C |
| Dimensions | 1300 x 2380 x 930 mm |
| Weight | 1550 kg |
| Communication interface | RS-485 / 4G / Ethernet |
| Length | 930 mm |
| Width | 1300 mm |
| Height | 2380 mm |
Kstar STS25D - 250kW backup power switchgear with isolation transformer — B2B wholesale prices for installers and contractors. Check availability and terms of cooperation: contact us.
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