MS25272 Relays, Electromagnetic, 10 Amperes, 4 Pdt, Type I, Potted Lead, Hermetically Sealed

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MS25272K

TABLE II. Operating characteristics.

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

2/ Over the temperature range.

3/ With nominal coil voltage.

4/ From nominal coil voltage.

5/ MS25272-A1 may be used on 60 Hz if maximum ambient temperature is +85°C (maximum coil current shall be

0.0777 ampere).

TABLE III. Rated contact load (amperes per pole) (case grounded).

Type of load	Life operat ing cycles x 103	28 V dc				115 V ac, 1 phase				115/200 V ac, 3 phase 1/				See appro priate notes
		Main		Aux		Main		Aux		Main		Aux
		NO	NC	NO	NC	400 Hz	60 Hz	400 Hz	60 Hz	400 Hz	60 Hz	400 Hz	60 Hz
Resistive	100	10	10			10	6			10	6
Inductive	100
Inductive	20	6	6			6	4			6	4
Motor	100	4	4			4	3			4	3
Lamp	100	2	2			2	1.5			2	1.5
Transfer load														2/
Mechanical life reduced current	400	2.5	2.5			2.5	2			2.5	2
Mixed loads	Applicable per specification

1/ Absence of value indicates relay is not rated for 3-phase applications.

2/ Transfer load indicates relay is suitable for transfer between unsynchronized ac power supplies at rating indicated.

Environmental characteristics.

Temperature range -70°C to +125°C Max altitude rating 80,000 ft

Shock G-level 50 g's

Duration 11 ms

Max duration contact opening 10 µs

Vibration - sinusoidal

G-level 10 g's

Frequency range 5 - 1,500 Hz