MS27714 Relays, 75 Ampere, 3Pst, N.O. Type I, Coil And Contacts Individually Sealed

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MS27714F

TABLE III. Dash numbers and characteristics.

Part or Identifying Number MS27714-	Coil data										Time-milliseconds-max 21
	Rated			Max		Max pick-up voltage 11			Hold voltage 21	Dropout voltage 21	Operate 31	Release 41	Bounce
	Volts 11	Freq (Hz)	Res (n)	Volts	Amperes at 25°C	Normal 21	High temp. test	Cont current 21	Hold voltage 21	Dropout voltage 21	Operate 31	Release 41	Main	Aux
1	28	DC		29	.5	18	21	22.5	1.5	7.0	.025	.01	.002	.002	.002
2	115	400		124	.2	90	100	104	5.0	30	.025	.05	.002	.002	.002

11 CAUTION: Use of any coil voltage less than rated coil voltage will compromise the operation of the relay.

21 Over the temperature.

31 With rated coil voltage.

41 From rated coil voltage.

Electrical data: Insulation resistance:

Initial: 100 megohms.

After life or environmental tests: 50 megohms. Dielectric withstanding voltage:

Sea level:

Coil

Contacts (main)

Contacts (auxiliary)

Initial: After life

1240

1000

2000

1500

1125

Altitude:

At 80,000 ft: 500 700

Environmental characteristics: Temperature range: -70°C to +125°C. Maximum altitude rating: 80,000 feet. Shock G-level: 50 g's.

Duration: 6-9 ms.

Maximum duration contact opening: 2 ms. Vibration (sinusoidal): 10 g's.

Frequency range: 5-1500 Hz.

Acceleration: 15 g's.