د Gw4 انوائس سویچ
GW4 Outdoor Isolation Switch GW4 outdoor MV isolation switch is used for three-phase AC 50Hz outdoor high-voltage electrical equipment, switching of lines under high-voltage no-load conditions, and electrically isolating electrical equipment such as high-voltage busbars, circuit breakers, and live high-voltage equipment for maintenance voltage lines , can also be used to switch small capacitor or inductor current. کله چې چاکو په نورمال خلاص سرکټ موقعیت کې وي ...