4.6.2 EQUIPMENT SYSTEM
It shall supply power to major electrical equipment, necessary for
patient care, listed in NFPA 70 and 99.
4.6.2.1 NON-DELAYED AUTOMATIC CONNECTION
Arrange the following generator accessories for non-delayed automatic
connection to the alternate power source:
(a) Electrically operated louvers
(b) Other generator accessories essential for generator operation
(c) Transfer fuel pump
4.6.2.2 DELAYED-AUTOMATIC CONNECTION
Arrange the following equipment for delayed-automatic connection to the
alternate power source:
(a) Central Suction Systems: Vacuum pumps and oral evacuation pumps
serving medical and surgical functions including control
(b) Sump pumps and other equipment required to operate for the safety
of major apparatus, including associated control systems and alarms
(c) Compressed Air System: Medical and dental air compressors, serving
medical and surgical functions including controls
NOTE: Such systems may be connected to the critical branch. Discuss
this with the Chief Engineer at the facility.
(d) Smoke control and stair pressurization
(e) Kitchen Hood Supply and/or Exhaust Systems: If required to operate
during a fire in or under the kitchen hood
4.6.2.3 DELAYED-AUTOMATIC OR MANUAL CONNECTION
Arrange the following equipment for delayed-automatic or manual
connection to the alternate power source:
(a) Heating Equipment: Operating Suites, Recovery, Intensive Care,
Coronary Care, Infection and/or Isolation Rooms, Emergency Treatment
Spaces and General Patient Rooms. Under certain conditions, NFPA 99 may
not require heating of General Patient Rooms and Infection Isolation
Rooms.
(b)Equipment and Control Systems for each Bank of Elevators: Design
control systems to operate at least one elevator at a time and
designate one elevator to serve the Surgical Suite during emergencies.
(c)Jockey pump or make-up pump for water-based fire protection systems
4-5
ELECTRICAL DESIGN MANUAL
EMERGENCY ELECTRICAL POWER SYSTEMS
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