MIL-PRF-12574M
2.
Military model number and nomenclature
3.
National Stock Number (NSN)
4.
Serial number
5.
Contract number
6.
Manufacturer's name and address
7.
Manufacturer's model number
8.
Commercial and Government Entity (CAGE) number
9.
Technical manual number, if applicable, (see 6.2 and
6.5
10. Weight
11. Refrigerant used
3.3.5.2 Instruction plates . Instruction plates shall contain
the wiring and refrigeration cycle diagrams, instructions for
start-up, operation, shutdown and preventive maintenance.
Electrical instruction plate . Type II refrigeration
3.3.5.2.1
units shall have an electrical instruction plate conforming to all
requirements of 3.3.5, except it shall be located near the
electrical supply junction box. The plate shall be visible from
outside the refrigeration unit and shall contain the wording "For
60-hertz operation use 208/230 volt, 3-phase power source only.
For 50-hertz operation use "x" volt, 3-phase power source only."
The voltage specified in the contract or order (see 6.2) for 50-
hertz operation shall be marked in the "x" location.
3.3.5.3 Control and gage nameplates .
All controls and gages
shall have identifying nameplates.
3.3.5.4 Electrical wiring . Electrical wiring shall be marked to
allow identification with the wiring diagram.
3.3.6 Interchangeability . All component parts of the
refrigeration unit shall be interchangeable with the same parts of
other units furnished under the same contract.
3.4 Environmental requirements . Refrigeration units shall
operate under the following environmental conditions.
3.4.1 Ambient temperature . The refrigeration units shall
operate in ambient temperatures from 0 0F to 125 0F.
Rainfall .
The refrigeration unit shall operate in
3.4.2
rainfall.
3.4.3 Shock and vibration . The refrigeration units shall be
operable after being subjected to shock and vibration.
3.4.4 Electromagnetic compatibility . When specified (see 6.2),
the type I and type II refrigeration units shall not exceed
radiated emission (RE)102 limits for ground applications (Navy
fixed and AF) over a range of 2 megahertz (MHz) to 400 MHz. When
6
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