Quantcast Elevator Hoistway - fy01_010025

Share on Google+Share on FacebookShare on LinkedInShare on TwitterShare on DiggShare on Stumble Upon
Custom Search
 
  
 


5-4.2 Provide a separate branch circuit supplying the hoistway pit lighting and at least one
duplex receptacle in the pit. All duplex receptacles in the pit shall be GFI. NEC-24,
NEC 620-85. Locate receptacle 5'-0" (1524 mm) above pit floor.
5-4.3 Locate light with wire guard more than 4'-0" (1219 mm) above pit floor. Locate light
switch on wall inside the hoistway adjacent to the top of the pit ladder. NEC 620-24.
5-4.4 When sprinklers are installed in the hoistway, all electrical equipment located less than
4' -0" (1219 mm) above the pit floor shall be weatherproof (NEMA 4) and wiring shall
be identified for use in wet locations in accordance with the requirements in NFPA 70.
5-4.5 When sprinklers are provided in the elevator pit, activation of the sprinkler is not required
to initiate shutdown of elevator power. Refer to Chapter 7, "Fire Protection. Elevator
Design Guide" for requirements.
5-5
Elevator Hoistway
5-5.1 Only electric wiring, raceways, and cables used directly in connection with the elevator
shall be permitted inside the hoistway. NEC 620-37.
5-5.2 Conductors and optical fibers located in the hoistway, not including traveling cable, shall
be in conduit.
5-5.3 Provide smoke detection at the top of the hoistway whenever sprinklers are installed in
the hoistway. If provided, smoke detectors located at the top of the hoistway shall initiate
actuation of Firefighters' Service, illuminate intermittently (flash) the Firefighters'
Service visual signal, and initiate actuation of the building fire alarm panel. Refer to
Chapter 7, "Fire Protection Elevator Design Guide" for requirements. Insure that smoke
detectors are indicated on the electrical drawings, unless shown on separate fire
protection drawings. Coordinate with Fire Protection Engineer.
5-5.4 When sprinkler protection is required at the top of the hoistway, actuation of that
sprinkler(s) shall initiate operation of the elevator power shunt trip breaker(s). Refer to
the Machine Room paragraph earlier in this section and to the Chapter 7 "Fire Protection
Elevator Design Guide" for further guidance.
5-6
Elevator Lobby
5-6.1 Provide lobby smoke detector to initiate actuation of Firefighters' Service, steady
illumination of Firefighters' Service visual signal, and initiate actuation of the building
fire alarm panel. Refer to Chapter 7, "Fire Protection Elevator Design Guide" for
requirements. Require lobby smoke detectors to be mounted on the ceiling by indicating
detectors on the electrical drawings, unless shown on separate fire protection drawings.
Coordinate with Fire Protection Engineer.
5-4





 


Privacy Statement - Copyright Information. - Contact Us

Integrated Publishing, Inc.