MIL-PRF-62528B(AT)
exterior surfaces shall be gloss white, except for electrical connectors and mating surfaces on the
mating bracket (see 4.5.4.2).
3.12 Nameplate. A nameplate shall be attached to the regulator housing in the manner
specified on the applicable drawings (see 4.5.4.2). The legend contained on the plate shall
include at least the following (see 6.2):
a.
Regulator, 28 volts dc
b.
Manufacturers identification
c.
Serial number
d.
Military part number
e.
Federal stock number
f.
Contract number
g.
Date of manufacture
h.
US
3.13 Interchangeability. The regulator and its replacement parts shall be completely
interchangeable without modification to mountings, physical dimensions or electrical capacities
and functions with other regulators of the same contracted manufacturer or other manufacturers
(see 4.5.4.2).
3.14 Workmanship. Workmanship shall be of a quality which shall assure a product free
of burrs, rust, scratches, chips, sharp edges, loose or defective connections, cracked insulation, or
other defects which affect serviceability, appearance or performance (see 4.5.4.2).
4. VERIFICATION
4.1 Classification of inspection. The inspection requirements specified herein are
classified as follows:
a. First article inspection (see 4.4).
b. Conformance inspections (see 4.5).
4.2 Inspection conditions. Unless otherwise specified (see 6.2), all inspections shall be
conducted under the following conditions:
a. Air temperature: 80 ±15F (26 ±8C)
b. Barometric pressure: 28.5 (+2, - 3 inches Hg (96.5 +6.8, -10 Kilopascal (kPa))
c. Relative humidity: 50 ±30 percent.
4.2.1 Test circuit. Unless otherwise specified herein, the test circuit shown on figure 4
shall include the regulator mounted on a horizontal plane, batteries, and a generator. The
generator used in the test circuit shall generate 28 Vdc with 300 ampere rated output. The
batteries shall consist of four 12 V batteries each with a reserve capacity of 200 minutes. The
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