Detailed Product Description
OM3 Moulded Case Circuit Breaker (MCCB)
Specification
Breaking capacity | B | N | S | |
Rated current of frame size Inm | 125 | |||
Rated current In | 10,12.5,16,20,25,32,40,50,63,80,100,125 | |||
Rated insulation voltage Ui | 500V | |||
Rated operating voltage Ue | 400V | |||
Number of poles | 3 | |||
Icu 400V/50HZ O-CO (KA)Rated ultimate short-circuit breaking capacity | 20 | 35 | 50 | |
Ics 400V/50HZ O-CO-CO (KA)Rated service short-circuit breaking capacity | 10 | 17.5 | 37.5 | |
Icm 400V/50HZ O-CO (KA)Rated short-circuit making capacity | 40/0.3 | 74/0.25 | 105/0.25 | |
Uimp (V) Rated impulse withstand voltage | 8000 | |||
Dielectric property (V) | 2500 | |||
Endurance | Total cycles | 8000 | ||
Electrical endurance | 1000 | |||
Mechanical endurance | 7000 | |||
Ionization distance (mm) | ≤30/0 | |||
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 | |||
Outline dimensions | W (mm) | 76 76 | ||
L (mm) | 120 120 | |||
H (mm) | 70 82 |