MIL-HDBK-1191
11.4.2.3
Communications Head End Equipment Room. A separate communications
equipment room with sufficient space for personnel circulation and equipment
maintenance will be provided in hospitals and medical centers for head end
equipment such as television, public address and program distribution, radio,
and data communications equipment. This room will be located adjacent to, the
telephone system equipment room. This function will be supported by a
communications room/closet in clinics. All installed equipment will be shown
on the drawings. Circuit breaker panels fed from the appropriate emergency
system branches, as shown in table 11-1, shall be installed in the room to
serve the head end equipment. Design of the room including utility support
shall be in accordance with EIA/TIA 569.
11.4.2.4
Central Communication Room. A central communication room will be
provided in hospitals and medical centers. The central communication room
will be located as directed by the Using Service. The central communication
room size will be based on the quantity of wall mounted graphic displays,
annunciator displays and other monitor and control equipment. Install
monitors, annunciators, and control equipment in the room for the any or all
of the following systems per using service direction:
-Engineered smoke control system (ESCS).
-Fire detection and alarm system.
-Generator monitor and alarm system.
-Medical gas monitors and alarms.
-Closed circuit TV (CCTV) for security
(space designated for monitor and programmable system
and control equipment and videocassette recorders).
-Refrigeration temperature monitor and alarm system (blood bank,
food, pharmaceuticals (pharmacy and logistics) and morgue).
-Public address master microphone and paging zone selector panel.
-Radio paging console.
-Telephone attendant console.
-Security system console.
-Electronic Private Branch Exchange (EPABX) alarms.
-Pneumatic tube system control equipment
11.4.2.5
Main Computer Room. A separate main Information Systems computer
room shall be provided when required by the using Service. The room shall be
sized to accommodate the equipment planned for installation in the space. The
designers will accommodate power distribution, HVAC with temperature and
humidity controls, access control, fire detection and alarm, uninteruptable
power supplies, voice and data equipment in addition to the basic computer
equipment. The room will be equipped with sound dampening finishes. A raised
floor will be provided if required by the using service.
11-5.
TELEPHONE SYSTEM REQUIREMENTS.
11.5.1.
Central Telephone Equipment. The facility shall receive telephone
service either from an internal Telephone Switching System (TSS) or served
from the installation DCO as prescribed by the facility requirements and site
specific information. An internal TSS is required in all hospitals, medical
centers and other medical facilities as required by the using service. The TSS
may consist of a Private Branch Exchange (PBX) or Remote Switching Center
(RSC) as directed by the using service. The TSS will be capable of be upgraded
to provide a national non proprietary ISDN service. If ISDN service is
required by the using service it shall be a national nonproprietary ISDN
service.
11-3
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