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a?? ?????AC220V +_ 10%,???? <=3A
b?? ????????2*7.5KV
c?? ???γ?磺?200*150*200mm
d?? ????????Ex mbIIT6
e?? ??????????С??????
??1?? ???
a?? ???????????????????λ????
b?? ?·??????·??·???????·?????????????
c?? ??????????????????????????


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???????2017/2/23 0:00:00

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