Does A EPS need battery powered emergency lighting
NFPA 110 Chapter 7, Section 7.3.1, 2 & 3 deal with Lighting.
7.3.1 states "The Level 1 or Level 2 EPS equipment location(s) shall be provided with battery-powered emergency lighting. This requirement shall not apply to units located outdoors in enclosures that do not include walk-in access."
7.3.2 states "The emergency lighting charging system and the normal service room lighting shall be supplied from the load side of the transfer switch."
7.3.4 states "The minimum average horizontal illumination provided by normal lightin sources in the separate building or room housing the EPS for Level 1 shall be 32.3 lux (3.0 foot-candles) measured at the floor level, unless otherwise specified by a requirement recognized by the authority having jurisdiction."
Yes the EPS does need battery powered emergency lighting in most circumstances.
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