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NPFC - MIL-PRF-21480

GENERATOR SYSTEM, ELECTRIC POWER, 400 HERTZ, ALTERNATING CURRENT, AIRCRAFT; GENERAL SPECIFICATION FOR

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Organization: NPFC
Publication Date: 22 March 2010
Status: active
Page Count: 83
scope:

This specification establishes the general requirements for three phase, four wire, wye-connected, 400 Hertz, alternating current (AC), constant input speed, electric power generator systems for use on aircraft.

intended Use:

The generator systems qualified to this specification are intended for use on aircraft as a primary source of three-phase AC power (400 Hz nominal) and as a limited source of 28 volt DC power used... View More

Document History

MIL-PRF-21480
October 7, 2019
Generator System, Electric Power, 400 Hertz, Alternating Current, Aircraft; General Specification for
A description is not available for this item.
MIL-PRF-21480
December 23, 2014
Generator System, Electric Power, 400 Hertz, Alternating Current, Aircraft; General Specification for
A description is not available for this item.
MIL-PRF-21480
March 22, 2010
GENERATOR SYSTEM, ELECTRIC POWER, 400 HERTZ, ALTERNATING CURRENT, AIRCRAFT; GENERAL SPECIFICATION FOR
The generator systems qualified to this specification are intended for use on aircraft as a primary source of three-phase AC power (400 Hz nominal) and as a limited source of 28 volt DC power used to...
MIL-G-21480A VALID NOTICE 1
December 15, 1987
GENERATOR SYSTEM 400 HERTZ, ALTERNATING CURRENT, AIRCRAFT GENERAL SPECIFICATION FOR
A description is not available for this item.
MIL-G-21480
August 24, 1971
GENERATOR SYSTEM 400 HERTZ, ALTERNATING CURRENT, AIRCRAFT GENERAL SPECIFICATION FOR
A description is not available for this item.
MIL-G-21480
September 30, 1970
GENERATOR SYSTEM 400 HERTZ, ALTERNATING CURRENT, AIRCRAFT GENERAL SPECIFICATION FOR
This specification covers the general requirements for a 115/200 volt; 400 Hz, alternating current, 3 phase, 4 wire electric power generation system, consisting of a 400 Hz generator and generator...
MIL-G-21480 (1)
August 29, 1961
GENERATOR SYSTEM 400 HERTZ, ALTERNATING CURRENT, AIRCRAFT GENERAL SPECIFICATION FOR
A description is not available for this item.
MIL-G-21480
July 7, 1958
GENERATOR SYSTEM 400 HERTZ, ALTERNATING CURRENT, AIRCRAFT GENERAL SPECIFICATION FOR
The generators,. regulators and supervisory panel covered by this specification me intended for use as continuum sources of a-c energy on aircraft and may be operated under any of the following...
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References

This document references:
NASM90415 - NUT, SELF-LOCKING, STEEL, 160 KSI, 450 °F, 12 POINT, CAPTIVE WASHER
Published by AIA/NAS on November 22, 2011
A description is not available for this item.
This document references:
DOD-PRF-85734 - LUBRICATING OIL, HELICOPTER TRANSMISSION SYSTEM, SYNTHETIC BASE
Published by NPFC on June 29, 2004
This specification covers the requirements for one grade of a synthetic base helicopter transmission system lubricating oil.
This document references:
MIL-PRF-23699 - LUBRICATING OIL, AIRCRAFT TURBINE ENGINE, SYNTHETIC BASE, NATO CODE NUMBERS: O-152, O-154, O-156, and O-167
Published by NPFC on March 13, 2014
This specification covers four classes of gas turbine engine lubricating oils, primarily used for aircraft engines, which have a nominal viscosity of 5 centistokes at 100 °C and which are typically...
This document references:
MIL-PRF-7808 - LUBRICATING OIL, AIRCRAFT TURBINE ENGINE, SYNTHETIC BASE
Published by NPFC on May 2, 1997
This specification covers the requirements for two grades of aircraft turbine engine lubricating oil. The lubricating oil will be furnished in the following grades, as specified: Grade NATO Symbol 3...
This document is referenced by:
DEF STAN 00-970: PART 0 - Certification Specifications for Airworthiness Part 0: PROCEDURES FOR USE, CONTENT AND DEFINITIONS
Published by MODUK on March 14, 2021
Part 0 provides guidance and content information, together with definitions of terms used throughout this Standard.
This document is referenced by:
AFGS-87219 - ELECTRICAL POWER SYSTEMS, AIRCRAFT
Published by NPFC on October 23, 2012
This specification establishes the performance requirements and verifications for electric power subsystems (EPS) for aerospace vehicles, including aircraft, helicopters, and missiles.
This document is referenced by:
MS21968 REV C CANC NOTICE 1 - GENERATOR SYSTEM, AC INTEGRALLY EXCITED 10 KVA-AIRCRAFT
Published by AIR FORCE on October 20, 1997
A description is not available for this item.
This document is referenced by:
MIL-P-38026 - Power Supply ECU-23/A
Published by NPFC on September 3, 2014
A description is not available for this item.
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