MIL-DTL-62186C
TABLE I. Endurance time schedule and conditions.
Normal attitude 1/ 2/
Alternator
Resistive
Cyclic load
Cond-
Time
Alternator
constant
cyclic
Total alternator
(seconds)
ition
(hours)
(rpm)
load (A)
load (A)
(A)
on
off
a
1.5
2400
320
330
650
3
57
b
7.5
5120
320
330
650
3
57
c
14.5
3520
320
330
650
3
57
d
0.5
8000
650
0
650
24 hours per cycle
Inclined attitude 2/
e
9
2400
f
9
4000
g
9
5000
------------------------- no load -------------------------
h
3
6000
30 hours per cycle
1/ System volts at normal attitude shall be 26.50 0.75, applicable at 225 degrees Fahrenheit
(F) (107 degrees Celsius (C)). Voltage values at lower temperatures shall be in accordance
with figure 5.
2/ At the conclusion of 22 cycles at normal attitude, the alternator shall be operated for 6 hours
at condition (a) and 4 hours at condition (b), except with the alternator only at constant load,
followed by 2 cycles of inclined attitude.
TABLE II. Operating conditions.
Time
Oil inlet pressure
-0.385 0.03 psi (-2.7 0.2 kPa)
First 600 hours
45 2 psi (310 13.8 kPa)
Second 600 hours
-0.385 0.03 psi (-2.7 0.2 kPa)
Third 600 hours
45 2 psi (310 13.8 kPa)
Fourth 600 hours
-0.385 0.03 psi (-2.7 0.2 kPa)
Fifth 600 hours
3.6.2 Nameplate. A permanently and legibly marked nameplate shall be conspicuously
attached to the alternator frame and shall contain, as a minimum, the following information:
"Generator, Alternating Current, Direct Current (Oil Cooled)".
a.
"28 Vdc".
b.
"650 A".
c.
d.
Military part number
e.
National stock number.
Manufacturer s identification (CAGE).
f.
Manufacturer s serial number.
g.
6
For Parts Inquires call Parts Hangar, Inc (727) 493-0744
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business