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서지 보호기는 어떻게 설계하고 선택해야 할까?

2016-04-18View Original

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저전압 배전실의 입선 캐비닛 쪽에서, 실외에서 실내로 가는 조명이나 동레이 배전박스 쪽의 서지 보호기는 각각 어떻게 선택해야 할까요?감사합니다
Reply #22016-05-06
우리는 일반적으로 입선 측에서 잔압을 2500V, 전류를 100KA로 설정하는데, 이것이 1단계입니다.출선 선택: 1500-2000V, 전류 40KA, 2단계.3단계, 1200V, 10KA

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