MCB 6KA Range of application
ZSM1 Circuit Breaker is applicable to protecting from overload and shortcircuit in the circuit of AC 50/60Hz, Rated voltage 230/400v, rated current 63A, it also can be used in switch the infrequent operation of the circuit under normal conditions. It's mainly used in industry, commerce, high-risebuildings and residential houses andso on.
The Circuit breaker conforms to the requirement of overcurrent protective circuit breaker used in home and similar fields of IEC 60898-1, GB10963.1 etc. standards, It has attained the electrical equipment safety certificate.
MCB 6KA Structure Characters
The pass electric current characteristic of circuit breaker can not be changed with outside mechanical tool; The accessory which made by ferrous metal should have proper antirusting measure; The operating organization must be flexible and reliable, and should have freed function to take off and deduct; the Operate part can not be taken down from the shell outer of products, the shell of product can not influence the operating organization to work.
MCB 6KA Technical Parameter
| Type | ZSM1 |
| Number of poles | 1P+N |
| Rated Current (In) | 6、10、16、20、25、32、40、50、63A |
| Rated Voltage (Un) | AC 230(240) / 400(415)V |
| Rated frequency | 50(60)Hz |
| Curve | B、C、D |
| Ultimate Short-circuit breaking capacity (Icn) | 6000A |
| Instantaneous Tripping Current | 5In (B Type) 10In (C Type）20I n(D Type) |
| Instantaneous Non-tripping Current | 3In (B Type) 5In (C Type）10I n(D Type) |
| Endurance | ≥ 4000 Times |
| Level of protection | IP20 |
63A MCB Normal Working Conditions
1. Circumstance temperature -5C ~ +40℃, average temperature within 24h not exceeding +35℃.
2. Altitude above sea level less than 2000m.
3. Humidity not exceeding 50% at 40 °C and not exceeding 90% at 25℃.
4. Pollution class 2.
5. Installation class Il or III.
6. Installation method DIN Rail mounting type.
7. Product shall be installed at the place where there shall be no severe impact and vibration.
63A MCB Outline Dimensions
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