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现在高压的东西都是由低压的来监控(PQM)和控制(protection relay),但在检修的时候还是需要接触高压的。比如你说的switchgear,一般过一段时间都需要检修,需要先把高压部分隔离开,然后再接地放电,检修完再上线,这些都需要接触高压的。
We know that the recent incident in Suncor,5 U, u3 Z R4 ^5 W
Two foremen try to use meter probes to measure % W; I4 d) U6 H
14.8 KV high voltage. " F1 N% J% e6 WThis is a stupid move which can cause their life.' z# ]! n- p' ]8 n% u
9 m6 H/ ^8 p0 O5 j; h9 W* PI do not have much high volta ...! x z) C- }2 }$ Q0 j
td456 发表于 2010-2-23 10:29
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High voltage protection