礦(kuang)用直流架線自動停送電(dian)開(kai)關工作環(huan)境(jing)(jing)(jing),安裝(zhuang)(zhuang)環(huan)境(jing)(jing)(jing)溫度:-5℃~+40℃;安裝(zhuang)(zhuang)環(huan)境(jing)(jing)(jing)相對(dui)濕(shi)度:≤95%(25℃無結露凝水);安裝(zhuang)(zhuang)環(huan)境(jing)(jing)(jing)大氣壓力:80~106kP
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