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Standby power shall be provided for smokeproof enclosures as required by Section 909.20.6.2 and for pressurized elevator shafts provided in accordance with Section 3006.1.

Related Code Sections

2702.2.19 Electrical, Smokeproof Enclosures and Pressurized Elevator Shaft
Standby power shall be provided for smoke-proof enclosures as required by Section 909.20 and for pressurized elevator shafts provided in accordance ...
909.20 Fire Protection Systems, Smokeproof Enclosures
floor level at an approved location at the entrance to the smokeproof enclosure. When the closing device for the stair shaft and vestibule doors ...
909.20 Fire Protection Systems, Smokeproof Enclosures
at the entrance to the smokeproof enclosure. When the closing device for the stair shaft and vestibule doors is activated by smoke detection or power failure ...