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防爆操作柱,防爆箱,防爆防腐操作柱,三防操作柱,防爆操作箱,bzc51系列防爆操作柱

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浙江森恩防爆電器有限公司

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防爆標志解釋

2022-08-06 13:17:33 浙江森恩防爆電器有限公司 閱讀

防爆產品都會有一個防爆標志。比如Exd II B T6這個防爆標志。

 防爆產品

其中Ex指的是防爆的意思。d指的是防爆形式中的隔爆型。II指的是電氣設備類別。（除煤礦外的其他爆炸性氣體環境用電氣設備）B指的是爆炸性氣體混合物的組別，IIA、IIB與IIC它們之間是按照試驗安全間隙或點燃電流比來分類的。具體見下表。T6指的是電氣設備最高表面溫度組別。具體見下表。

防爆等級Exd II BT4含義介紹.jpg

 

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