MS25273H
TABLE II. Operating characteristics.
PIN MS25273- |
Coil data |
Time - (milliseconds max) |
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Coil |
Rated |
Max |
1/ Max pick-up voltage |
Drop out vol- tage 2/ |
Hold vol- tage 2/ |
Op- erate 3/ |
Rel- ease 4/ |
Contact Bounce |
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Volts 1/ |
Freq Hz |
ν Res ±10% |
Volts |
Amp |
Nor- mal 2/ |
High temp test |
Cont cur- rent test |
Main |
Aux |
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|
NO |
NC |
NO |
NC |
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D1 |
X1, X2 |
28 |
dc |
175 |
29 |
0.20 |
18 |
19.5 |
22.5 |
1.5 |
7.0 |
20 |
20 |
2 |
2 |
N/A |
N/A |
|
A1 5/ 6/ |
X1, X2 |
115 |
400 |
N/A |
122 |
0.07 |
90 |
95 |
103 |
5.0 |
30 |
25 |
50 |
2 |
2 |
N/A |
N/A |
A2 6/ |
X1, X2 |
115 |
50/ 60 |
N/A |
122 |
0.10 |
90 |
95 |
103 |
5.0 |
30 |
25 |
50 |
2 |
2 |
N/A |
N/A |
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/ MS25273-A1 may be used on 60 Hz if maximum ambient temperature is limited to +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 3 x 10 |
28 V dc |
115 V ac, 1 phase |
115/200 V ac, 3 phase 1/ |
See appro priate notes |
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Main |
Aux |
Main |
Aux |
Main |
Aux |
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NO |
NC |
NO |
NC |
400 Hz |
60 Hz |
400 Hz |
60 Hz |
400 Hz |
60 Hz |
400 Hz |
60 Hz |
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Resistive |
100 |
10 |
10 |
10 |
6 |
10 |
6 |
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Inductive |
100 |
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Inductive |
20 |
6 |
6 |
6 |
4 |
6 |
4 |
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Motor |
100 |
4 |
4 |
4 |
3 |
4 |
3 |
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Lamp |
100 |
2 |
2 |
2 |
1.5 |
2 |
1.5 |
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Transfer load |
2/ |
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Mechanical life reduced current |
400 |
2.5 |
2.5 |
2.5 |
2 |
2.5 |
2 |
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|
Mixed loads |
Applicable per specification |
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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.
Environm ental 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 (see chart below)
G-level 10 g's
Frequency range 5-1,500 Hz
Acceleration 15 g's
3
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