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Molded Case Circuit Breaker (KNM5-RT)
Sphere of application
The company independently design and develop KNM5-RT series adjustable moulded case circuit breaker based on KNM5, according to market needs. KNM5-RT series moulded case circuit breaker insulation voltage of this circuit breaker is 690V which is applicable for the electricity distribution net of AC 50Hz, rated working voltage 600V and at rated working current to 250A, for occasional operating or electro motor starting.
This device contains protection device against over-load, short circuit and under-voltage, and prevents circuits and power equipment from damage.
This product is in conformity with IEC60947-2 and GB14048.2 standards.
Model and meaning
Basic specification and main parameters
The anti-limit disconnecting movement characteristics of thermal and magnetic release of the breaker applied with power of the breaker for electricity distribution
No. |
Testing current |
I/In |
Assumed time |
Starting situation |
1 |
Assumed un- |
1.05 |
2h(In>63A) |
Cold state |
2 |
Assumed tripping |
1.30 |
2h(In>63A) |
Start right after the |
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