d.
Compressed Air. Compressed air shall be provided in accordance
with NAVFAC DM-3.5. Low pressure (80 psi) compressed air shall be provided at
each base cabinet sink and at the NICAD repair/rebuild bench in the NICAD
shop. Compressed air supplies shall utilize adequate filters and dryers.
e.
Noise and Vibration Control. All mechanical systems and equipment
shall be designed to limit noise and vibration in accordance with NAVFAC
DM-3.10.
8. ELECTRICAL REQUIREMENTS. Electrical systems shall be provided in
accordance with NAVFAC DM-4 Series and as follows:
a.
Alarm System. An alarm system shall be provided with trip lanyard
between the emergency shower/eyewash and both sides of each charging
bench. The alarm shall be connected to sound in an area that is manned when
the battery shop is occupied, such as Supply Control and/or Fire Department.
b.
Charging Circuits. The charging circuit (main and trickle) and
exhaust fan in each shop shall be interlocked so that chargers will not
operate unless fan is operating.
c.
Electrical Power Requirements. Electrical power shall be provided
as required by the equipment in each area of the facility and as follows:
(1) NICAD Shop.
(a) Single-phase, 115-volt, 60-Hertz, 15 ampere circuits to
the charging benches as required.
(b)
Single-phase, 115-volt, 60-Hertz, 20-ampere receptacles
located as shown on FP No. 218-50, sheet 1.
(2)
Lead Acid Shop.
(a) Single-phase, 115-volt, 60-Hertz, 20 ampere circuits as
required for discharge units.
(b)
Separate receptacles with appropriate circuits for each
charger at the charging benches and for the trickle charger.
(c) Single-phase, 115-volt, 60-Hertz, 20-ampere receptacles
located as shown on FP No. 218-50, sheet 1.
(3)
Main Power Panel. The main power panel for each shop shall
be within reach of the front doorway.
(4)
Explosion-proof lighting fixtures and convenience outlets are
not required in either shop.
(5)
Lighting fixtures shall be suspended type fixtures rather
than surface mounted or recessed type to prevent the accumulation of gasses
within the fixture housing.
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