MIL-PRF-8805/1E
TABLE IV. Direct current ratings. 1/
(Application Information)
Noninductive
Inductive
Heater load
Lamp load
Motor, relay, or solenoid load
Nominal
Direct
Sea level
50,000 feet
Normally
Normally
Normally
Normally
contact
current
open
closed
open
closed
separation
Normally
Normally
Normally
Normally
contact
contact
contact
contact
in
open
closed
open
closed
inches
contact
contact
contact
contact
(amperes)
(amperes)
(amperes)
(amperes)
(volts)
(amperes)
(amperes)
(amperes)
(amperes)
.010
6-8
15
20
1.5
3.0
8.0
8.0
7.0
7.0
12-14
15
20
1.5
3.0
5.0
5.0
5.0
5.0
24-30
2.0
2.0
1.5
2.0
1.0
1.0
1.0
1.0
110-115
.4
.4
.4
.4
.03
.03
.02
.02
220-230
.2
.2
.2
.2
.02
.02
.01
.01
.020
6-8
15
20
1.5
3.0
15
20
15
15
12-14
15
20
1.5
3.0
10
10
8.0
8.0
24-30
6.0
6.0
1.5
3.0
5.0
5.0
2.0
2.0
110-115
.4
.4
.4
.4
.05
.05
.03
.03
220-230
.2
.2
.2
.2
.03
.03
.02
.02
.040
6-8
15
20
1.5
3.0
15
20
15
15
12-14
15
20
1.5
3.0
15
20
15
15
24-30
10
10
1.5
3.0
10
10
5.0
5.0
110-115
.6
.6
.6
.6
.1
.1
.05
.05
220-230
.3
.3
.2
.3
.05
.05
.03
.03
.070
6-8
15
20
1.5
3.0
15
20
15
15
12-14
15
20
1.5
3.0
15
20
15
15
24-30
15
20
1.5
3.0
10
10
7.5
7.5
110-115
.75
.75
.75
.75
.4
.4
.2
.2
220-230
.3
.3
.3
.3
.2
.2
.1
.1
1/ Maximum inrush current 30 amperes for normally closed contacts and 15 amperes for normally open contacts
TABLE V Alternating current rating at 60 Hz. 1/
(Application information)
Heater load
Lamp load (tungsten)
Motor, relay, or
Alternating
solenoid load
current
Normally
Normally
Normally
Normally
Normally
Normally
open
closed
open
closed
open
closed
(Volts)
contact
contact
contact
contact
contact
contact
(amperes)
(amperes)
(amperes)
(amperes)
(amperes)
(amperes)
110-125
15.0
15.0
1.5
3.0
15.0
15.0
220-250
15.0
15.0
1.25
2.5
15.0
15.0
440-460 2/
3.0
3.0
.75
1.0
2.5
2.5
600 2/
2.0
2.0
.50
.8
2.0
2.0
1/ Maximum inrush current 30 amperes for normally closed contacts and 15 amperes for normally open contacts.
2/ These ratings apply only to sensitive switches having a nominal contact separation of .020, .040, or .070 inch.
Nominal contact .010 is not rated for service at 440 volts or above.
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