Sec.19-411-C11. Electrical wiring

(a) Electrical requirements shall conform to the requirements of the National Fire Protection Association 70-1978.

(b) Pipes in platform vicinity—pipes conveying steam, gas or liquids which if discharged into the vicinity of the platform would endanger life or health shall not be permitted.

(c) Maximum voltage of motor, control and operating circuits shall conform to the requirements of the American National Standards Institute-C1-1978, National Fire Protection Association 70-1978.

(d) Enclosing of electrical apparatus in hoistway. All live parts of electrical apparatus in the hoistway shall be suitably enclosed to protect against accidental contact.

(e) Grounding of electrical equipment. All metal coverings or enclosures of electrical equipment and all motors shall be permanently grounded.

(f) Gas or sewer lines below platform. There shall be no unprotected gas or sewer lines immediately below the platform.

(g) Emergency stop switch. A stop switch conforming to Rule 210.2e American National Standard Institute A-17-1-1978 shall be provided on every platform.

(h) Emergency signal device. If a vertical wheelchair lift is installed in an area not visible to personnel at all times an emergency signal shall be installed. The emergency signal shall consist of a telephone connected to a central telephone exchange and an audible signal operated from the platform shall be provided.

(Effective October 28, 1980)