MS27997N
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for general information only.
3. Unless otherwise specified, tolerance is ±.031 (0.79 mm).
4. Coil and auxiliary terminals may use additional washer for terminal seat.
5. Terminal covers and barriers may be required at power or auxiliary terminals.
FIGURE 1. Dimensions and configuration - Continued. REQUIREMENTS:
Dimensions and configuration: See figure 1.
Dash numbers and general characteristics: See table I. Contact data:
Load ratings: See table II.
Maximum contact drop, initial: 0.150 V. After life test: 0.175 V.
Overload current (NO): 200 amperes. Rupture current (NO): 250 amperes.
Coil data: See table III. Duty rating: Continuous.
RFI specification: MIL-STD-461 (applicable to coil circuits of ac operated relays). Electrical data:
Minimum insulation resistance: Initial: 100 megohms.
After life or environmental tests: 50 megohms. Dielectric strength:
Sea level, 2 - 5 seconds:
Initial After life tests
28 V dc |
115 V ac |
28 V dc |
115 V ac |
|
Coil to case |
1,250 |
1,500 |
1,000 |
1,125 |
Auxiliary contacts |
1,250 |
1,500 |
1,000 |
1,125 |
All other points |
1,250 |
1,800 |
1,000 |
1,350 |
Altitude, 1 minute: |
28 V dc |
115 V ac |
Coil to case |
500 |
500 |
Auxiliary contacts |
500 |
500 |
All other points |
700 |
700 |
3 |
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