MS27750H
Operating characteristics.
Part no. MS 27750- |
Coil data |
Time - (milliseconds maximum) |
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Coil |
Nominal |
Max |
Max pick-up voltage |
Hold vol- tage 1 |
Drop out volt- age 1/ |
Oper -ate 2/ |
Rel- ease 3/ |
Contact Bounce |
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|
Volts 1/ |
Freq Hz |
ν Res Min |
Volts |
Amp |
Nor- mal 1/ |
High temp test |
Cont cur- rent test |
Main |
Aux |
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NO |
NC |
NO |
NC |
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|
1 |
X1,X2 |
28 |
dc |
150 |
29 |
.190 |
18 |
20 |
21 |
7.0 |
1.5 |
35 |
25 |
3 |
--- |
--- |
--- |
2 |
X1,X2 |
28 |
dc |
150 |
29 |
.190 |
18 |
20 |
21 |
7.0 |
1.5 |
35 |
25 |
3 |
--- |
--- |
--- |
Rated contact load (amperes per pole) case grounded.
Type of load |
Life operat ing cycles 3 x 10 |
28 V dc |
115 V ac, phase |
115/200 V ac, 3 phase 4/ |
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 |
400 Hz |
60 Hz |
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Resistive 2/ |
50 |
25 |
50 |
50 |
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Inductive |
20 |
15 |
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Inductive |
50 |
50 |
50 |
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Motor |
40 |
15 |
30 |
30 |
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Lamp |
50 |
10 |
15 |
15 |
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Transfer load |
10 |
12.5 |
12.5 |
5/ |
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Mechanical life reduced current |
200 |
7 |
14 |
14 |
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Mixed loads |
50 |
1 |
5 |
5 |
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1/ Over temperature range.
2/ With nominal coil voltage.
3/ From nominal coil voltage.
4/ Absence of value indicates relay is not rated for 3 phase applications.
5/ Transfer load indicates relay is suitable for transfer between unsychronized ac power supplies at rating indicated.
Environmental characteristics.
Temperature range -55°C to +71°C. Max altitude rating 50,000 ft
Shock g-level 50 g's Duration 6 ms. Max duration contact opening 10 μs.
Vibration sinusoidal
G-level 10 g's. Frequency range 70-2,000 Hz.
Acceleration: 15 g's.
3
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