NM CID EV-98 Practice Questions - New Mexico CID EV-98 Elevators, Escalators And Conveyors Examination Exam

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If sprinklers are installed in a commercial elevator machine room or hoistway, what additional electrical arrangement is required before water can discharge?

A means to automatically disconnect mainline power upon or prior to the application of water (typically shunt trip), after Phase I recall has been initiated by smoke detection No additional arrangement; sprinklers may wet a live controller A fusible link that opens the hoistway doors A connection that starts the hydraulic pump to keep the car moving

Correct Answer:

A means to automatically disconnect mainline power upon or prior to the application of water (typically shunt trip), after Phase I recall has been initiated by smoke detection

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