Hangzhou Yongde Electric Appliances Co.,Ltd
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Three Phase Outdoor Type Medium Voltage Disconnector GW1-15
Simple Description:
GW1 series outdoor AC isolation switch for AC 50Hz outdoor high voltage electrical equipment, rated voltage 10kV, 15kV, 20kV, for high voltage transmission line under no load condition and opening, electrical isolation and high-pressure line of electrical equipment and charged the maintenance of high voltage bus, circuit breakers and the like, can also small capacitor or inductor current for open.
Specifications chart:
1. Simple Structure
2. high reliability
3. design and manufacture in accordace with IEC 62271-102
| Items | Technical parameter | |||
| NO | Type | GW1-10 | GW1-15 | GW1-20 |
| 1 | Rated Voltage kV | 10 | 15 | 20 |
|
2 |
Max working voltage kV | 12 | 17.5 | 24 |
| 3 | Rated frequency Hz | 50 | ||
| 4 | Rated current A | 400 | 630 | 1250 |
| 5 | Rated Short Time withstand current and Time kA/s | 20/4 | 25/4 | 31.5/4 |
| 6 | Rated Peak withstand current kA | 50 | 63 | 80 |
| 7 | 1min power frequency withstand voltage (effective value) kV | To earth | 42 | 45 |
| To phase | 53 | 55 | ||
| 8 | Lightning Impulse wishstand voltage(peak value) KV | To earth | 75 | 105 |
| To phase | 85 | 120 | ||