| Temperature range |
-55°C to +71°C |
| Minimum operating cycles (life) at
rated resistive load |
50,000 |
| Minimum operating cycles (life) at 25%
rated resistive load |
100,000 |
| Dielectric strength at sea
level |
| - All circuits to ground |
1500 Vrms |
| - Coil to ground and Aux.contacts |
1250 Vrms |
| Dielectric strength at altitude: 70,000
feet |
500 Vrms |
| Insulation resistance |
| - Initial (500 Vdc) |
100 M W min |
| - After environmental tests (500
Vdc) |
50 M W min |
| Sinusoidal vibration (55 to 500 Hz) |
10 G |
| Shock (10-12 ms duration) |
15 G |
| Maximum contact opening time under
vibration and shock |
10 µs |
| Operate time at nominal voltage
(Including bounce) |
60 ms max
25 ms max (Economizer coil) |
| Contact bounce at nominal voltage |
4 ms max |
| Weight |
Noted |
| Overload |
800 Amperes |
| Rupture |
1000 Amperes |
| Altitude |
50,000 Feet |