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NPFC - MIL-PRF-62550

Heater Assembly, Combustion Vehicular Compartment, 8.8/17.6 Kw (30 000/60 000 Btu/Hr) General Specification

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Organization: NPFC
Publication Date: 13 July 2017
Status: active
Page Count: 34
scope:

This specification covers a forced draft and ventilation air personnel heater assembly, referred to as a "heater".

Classification. Heaters should be of the following types and classes, as specified:

Type I - Heaters that must take their combustion and ventilating air from the same source ("Single Air").

Class I - Heaters that have a nominal rating of 8.8 kilowatts (kW) (30 000 British Thermal Units per Hour [Btu/hr]), but are also capable of operating at a nominal heating rate of 4.4 kW (15 000 Btu/hr).

Class II - Heaters that have a nominal maximum rating of 17.6 kW (60 000 Btu/hr), but are also capable of operating at a nominal heating rate of 8.8 kW (30 000 Btu/hr).

Type II - Heaters that can take their combustion and ventilating air from separate sources ("Dual Air"). C

lass II - Heaters that have a nominal maximum rating of 17.6 kW (60 000 Btu/hr), but are also capable of operating at a nominal heating rate of 8.8 kW (30 000 Btu/hr). (Type II MIL-PRF-62550/2 can be converted to Type I MIL-PRF- 62550/1)

Document History

MIL-PRF-62550
July 13, 2017
Heater Assembly, Combustion Vehicular Compartment, 8.8/17.6 Kw (30 000/60 000 Btu/Hr) General Specification
This specification covers a forced draft and ventilation air personnel heater assembly, referred to as a “heater”. Classification. Heaters should be of the following types and classes, as specified:...
November 29, 2011
Heater Assembly, Combustion Vehicular Compartment, 8.8/17.6KW (30,000/60,000 BTU/HR), General Specification for
This specification covers a forced draft and ventilation air personnel heater assembly, referred to as a "heater" (see 6.1).
November 21, 2006
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6 kW (30 000/60 000 BTU/HR) GENERAL SPECIFICATION FOR
This specification covers a forced draft and ventilation air personnel heater assembly, referred to as a "heater" (see 6.1).
April 20, 2004
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6KW (30,000/60,000 BTU/HR), GENERAL SPECIFICATION FOR
A description is not available for this item.
May 30, 1997
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6KW (30,000/60,000 BTU/HR), GENERAL SPECIFICATION FOR
This specification covers a forced draft and ventilation air personnel heater assembly, referred to as a "heater" (see 6.1). Heaters should be of the following types and classes, as specified: Type...
May 26, 1992
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6KW (30,000/60,000 BTU/HR), GENERAL SPECIFICATION FOR
A description is not available for this item.
February 26, 1992
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6KW (30,000/60,000 BTU/HR), GENERAL SPECIFICATION FOR
A description is not available for this item.
December 11, 1991
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6KW (30,000/60,000 BTU/HR), GENERAL SPECIFICATION FOR
A description is not available for this item.
March 23, 1990
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6KW (30,000/60,000 BTU/HR), GENERAL SPECIFICATION FOR
A description is not available for this item.
September 22, 1989
HEATER ASSEMBLY, COMBUSTION VEHICULAR COMPARTMENT, 8.8/17.6KW (30,000/60,000 BTU/HR), GENERAL SPECIFICATION FOR
A description is not available for this item.

References

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