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immediate downloadReleased: 1981-12-31
BS 2G 132:1981
Specification for general requirements for electromagnetically operated contactors for aircraft
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| Standard number: | BS 2G 132:1981 |
| Pages: | 24 |
| Released: | 1981-12-31 |
| ISBN: | 0 580 12409 6 |
| Status: | Standard |
DESCRIPTION
BS 2G 132:1981
This standard BS 2G 132:1981 Specification for general requirements for electromagnetically operated contactors for aircraft is classified in these ICS categories:
- 49.060 Aerospace electric equipment and systems
This British Standard specifies the requirements for single and three-pole electromagnetically operated contactors, in the range 25 A to 600 A for use in nominal 28 V d.c. and 115/200 V three-phase 400 Hz a.c. systems in aircraft.
Two environmental classes and two enclosure categories are specified as follows.
- Environmental classes
- Class 1. Contactors suitable for high altitude and wide temperature conditions.
- Class 2. Contactors suitable for lower altitudes and narrower temperature conditions.
- Enclosure categories
- Category A. Hermetically sealed contactors.
- Category B. Non-hermetically sealed contactors.