MIL-T-27/1628
REQUIREMENTS: (When numbers in parentheses, such as (1-2) are used, they indicate the winding and the extreme terminals of the winding.)
Electrical ratings: See table I.
Working voltage (Peak): 350 volts.
Temperature coefficient (-55°C to +130°C): ±2.0 percent.
TA8LE I. Electrical ratings. 1/
Dash number |
Inductance 2/ H ±2% (1-4) |
Voltage 2/ V (1-4) |
DC 3/ resistance (ohms) ±20% (1-4) |
Quality factor at 1 V (min) |
01 |
2.0/0.5 |
1.0/0.5 at 60 Hz |
21 |
24 at 150 Hz |
02 |
16/4.0 |
1.0/0.5 at 60 Hz |
143 |
23 at 150 Hz |
03 |
40/10 |
1.0/0.5 at 60 Hz |
368 |
23 at 100 Hz |
04 |
300/75 |
1.0/0.5 at 60 Hz |
3700 |
23.5 at 100 Hz |
05 |
600/150 |
1.0/0.5 at 60 Hz |
5720 |
23.5 at 100 Hz |
1/ Qualification testing and approval to M27/162-05 shall be sufficient to grant qualification approval to M27/162-04.
2/ Values correspond to the windings being connected in series/parallel, respectively.
3/ DC resistance with 2 and 3 connected.
Design and construction:
Dimensions and configuration: See figure 1. Duty cycle: Continuous.
Case: Metal encased.
Terminals: Solder terminal, ST-1708 or equivalent, glass to metal seal. Height: .266 ±.031 inch (6.76 ±0.79 mm).
Diameter: .0250 inch (0.64 mm), maximum. Weight: 170 grams, maximum.
Terminal strength: MIL-STD-202, method 211, test condition A, 5.0 pounds.
Dielectric withstanding voltage (at sea level): 1,000 volts rms.
2
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