Load ratings (relay case grounded):
Contact resistance or voltage drop: Rated life:
Before .05 ohm maximum
During 10 percent of open circuit voltage
.05 ohm maximum
50 ohms maximum
After .10 ohm maximum .15 ohm maximum
Intermediate current:
Before |
.05 ohm maximum |
Not applicable |
During |
3 ohms maximum |
Not applicable |
After |
3 ohms maximum |
Not applicable |
Contact bounce |
1 millisecond (ms) maximum |
2 ms maximum |
Overload test: |
||
Resistive |
2 times rated current |
Not applicable |
Inductive |
2 times rated current |
Not applicable |
TABLE I. High-level load ratings.
Type of load |
Amperes |
||
28 V dc |
115 V 400 Hz 1/ |
115 V 60 Hz |
|
Resistive Inductive Lamp 1/ |
2.0 1.0 2/ 0.1 |
0.3 0.3 0.1 |
0.3 0.3 0.1 |
1/ Life test not required.
2/ At an inductive load of 200 millihenries minimum.
1/ High-level relays are not designed for use at low-level loads.
2/ Relays intended for low-level applications shall not be tested at high level or with lamps.
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