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MCCB
Intelligent Conventional Circuit Breaker
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It can be used as controlling and protecting Electric Power Distribution line & Net.It normally installed in Low-Voltage Switchgear as main Switch for total protection.The Technical performance of our goods have reached advanced level of same item in the world.
Main Technical Parameter
Frame classing rated current 2000A 3200A 4000A 6300A
Rated insulation voltage 690V
Rated voltage 400V
Rated current 630A, 800A, 1000A, 1250A, 1600A, 2000A, 2500A, 3200A, 4000A
Rated ultimate short-circuit breaking capacity (Icu) 80kA/400V
50kA/690V
100kA/400V
80kA/690V
100kA/400V
80kA/690V
120kA/400V
80kA/690V
Rated service short-circuit breaking capacity (Ics) 50kA/400V
40kA/690V
80kA/400V
65kA/690V
80kA/400V
65kA/690V
100kA/400V
70kA/690V
Rated withshand current for short-time (lcw) 50kA/400V
40kA/690V
80kA/400V
65kA/690V
80kA/400V
65kA/690V
100kA/400V
70kA/690V
Number of poles 3P, 4P
Arcing distance 0
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