Specifications

U-ENS00011_99AtypSMSSpec_Rev2.doc

U-ENS00011 Rev2 12/9/08

2.3 MECHANICAL DESIGN

2.3.1 Cabinet S tructure (Enclosure)

A. The enclosure shall be primed and painted with the Munsell 5Y 7/1 (beige) color. The

enclosure shall be free standing floor mount design. The enclosure panels and doors

shall consist of minim um 16 gage steel for m axim um strength and durability.

B. The UPS shall be installed in cabinets of heavy-duty structure meeting with NEMA

standard for floor mounting. The UPS shall be equipped with standard forklift provisions

to allow ease of installation using conventional lifting/moving equipment. The UPS

module cabinet shall have hinged and lockable doors on the front only. Operating

controls shall be located outside the locked doors. Input, output, and battery cables shall

be installed through the bottom or right side of the cabinet.

2.3.2 Serviceability

The UPS shall have front access for all servicing adjustments and connections only for

maintenance or service. Side access or rear access shall not be accepted. The UPS shall

be designed such that its rear can be pressed against a back wall and its sides can be

pressed against side walls.

2.3.3 Ventilation

Forced air cooling shall be pro vided to allow all components to operate within their rated

temperature window. Thermal relay, using a latched contact which is capable of being

reset, shall be used as overload protection to cooling fan. All air inlets use air filters that

shall be re movable from the front of the UPS without exposure to any electrical hazard. Air

filters shall be door mounted to prevent floor dust from being sucked into the unit. Bottom

mount air filters shall not be accepted.

2.3.4 (Option) Eyebolts

Eyebolts shall be installed for lifting UPS. Four (4) heavy duty eyebolts will be installed

on each corner on top of UPS. Eyebolts are detachable (unscrew manually) once UPS is

set in installation area.

PART 3 EXECUTION

3.1 SITE PREPARATION

The owner shall prepare the site for installation of the equipment.

3.2 INSTALLATION

A. The UPS shall be set in place, wired and connected in accordance with the approved

inst allation drawings and owner’s/technical manual delivered with equipment.

B. The equipment shall be inst alled in accordance with local codes and manufacturer’s

recommendation.

3.3 FIELD QUALITY CONTROL