OM3 Moulded Case Circuit Breaker (MCCB)
Specification
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Breaking capacity
|
B
|
N
|
S
|
H
|
X
|
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Rated current of frame size Inm
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160
|
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Rated current In
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12.5,16,20,25, (30),32,40,50,(60),63,80,100,125,(150),160
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12.5,16,20,25,32,40,
50,63,80,100,(125)
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Rated insulation voltage Ui
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690V
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Rated operating voltage Ue
|
400V
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Number of poles
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3
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Icu 400V/50HZ 0-CO KA
Rated ultimate short-circuit breaking capacity
|
20
|
35
|
50
|
50
|
70
|
|
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Ics 400V/50HZ O-CO-COKARated service short-circuit breaking capacity
|
10
|
17.5
|
37.5
|
37.5
|
52.5
|
|
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Icm 400V/50HZ 0-CO KA
Rated short-circuit making capacity
|
40/0.3
|
74/0.25
|
105/0.25
|
105/0.25
|
154
|
|
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Uimp V
Rated impulse withstand voltage
|
8000
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Dielectric property V
|
3000
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Endurance
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Total cycles
|
8000
|
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Electrical endurance
|
1000
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Mechanical endurance
|
7000
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Ionization distance (mm)
|
≤30/0
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Over current trip unit
|
Thermal magnetic release
|
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Intelligent trip unit
|
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Utilization category
|
Main circuit
|
A
|
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Auxiliary circuit
|
AC-15
|
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Outline dimensions
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W(mm)
|
90 90
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L(mm)
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120 120
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H(mm)
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70 82
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