【Electrical Version】Daily Question 20180326
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During power outages for maintenance, which type of sign should be hung on the operating handle of the switch or disconnect switch that can supply power to the work area as soon as it is closed? ( ) (A) “Work in progress” (B) “Stop, high voltage – dangerous” (C) “Do not close – someone is working” (D) “Maintenance in progress – do not close” Answer: C
C) Closing prohibited, personnel present
(C) “Do not close – persons present””
During power outages for maintenance, which type of sign should be hung on the operating handle of the switch or disconnect switch that can supply power to the work area as soon as it is closed? (C) (A) “Work in progress” (B) “Stop, high voltage – dangerous” (C) “Do not close – someone is working” (D) “Maintenance in progress – do not close””
(C) “Do not close – persons present””