Emergency Power Loads. Emergency power shall be
Generator Alarms. Generator alarms must be provided in
provided for the following functions:
the generator room. All malfunctions shall be transmitted
to the BAS. In all buildings, with or without BAS, a
Emergency lighting as defined in 6.10
generator alarm annunciator shall be located within the
Fire alarm system
Fire Command Center.
Generator auxiliaries
Automatic Transfer Switches. Automatic transfer
Fire pump
switches serving motor loads shall have in-phase monitor
Visitor screening equipment
(transfer when normal and emergency voltages are in
Telephone switch
phase) to reduce possible motor damage caused by out-
Security systems
of-phase transfer. They shall also have pre-transfer
contacts to signal time delay returns in the emergency
Mechanical control systems
motor control centers.
Building Automation System (BAS)
Automatic transfer switches shall include a bypass
Elevators (one per bank)
isolation switch that allows manual bypass of the normal
Sump pumps
or emergency source to insure continued power to
Sewage ejector pumps
emergency circuits in the event of a switch failure or
Smoke control systems
required maintenance.
High Rise Stairway Pressurization Fans
Fuel Distribution System. See Chapter 5: Mechanical
Uninterruptible power systems serving technology/server
rooms
for information on fuel oil piping and underground fuel
Air conditioning systems for technology/server and UPS
oil tanks.
rooms
Exhaust fan in UPS battery rooms
feet) from communications frame equipment to avoid
Power and lighting for Fire Control Center and Security
radio frequency interference. See Chapter 3: Architectural
Control Center
and Interior Design, Space Planning, Building Support
Air conditioning systems for communications rooms
Spaces, Mechanical and Electrical Rooms, Emergency
FAA Aircraft Obstruction Lights.
requirements. Generator and generator control panel
Other associated equipment designated by code
shall be located in a separate room or enclosure.
202 F A C I L I T I E S S T A N D A R D S
FOR THE
PUBLIC
BUILDINGS
SERVICE
6.12 Emergency Power Systems
Revised March 2005 PBS-P100
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