Each elevator shall have a means for disconnecting all ungrounded main power-supply conductors for each unit, _____. a) excluding the emergency power system b) including the emergency or standby power system c) excluding the emergency power system if it is automatic d) and the power supply may not be an emergency power system

Website Registration Required to Access this Content

Only registered users have access to Silver content. 

Registration on EC&M allows you exclusive access to high value content centered around proprietary research, expert NEC analysis and in-depth technical procedures.

Already registered? here.