Introducing the Nova DAB7-63 10ka 1P 2P 3P 4P Miniature Circuit Breaker (MCB), an unparalleled solution in circuit protection with superior performance and reliability.
The Dab7-63 miniature DC circuit breakers are meticulously designed for protecting lines from overloads and short circuits, handling DC voltages up to 250V and rated currents up to 63A. They excel in both protection and infrequent switching of electrical lines.
Our DC MCB circuit breakers are perfectly tailored for a variety of applications, including communication systems, photovoltaic (PV) systems, and other critical DC setups, offering unwavering protection and performance.
>>Products meet:
Stringent standards such as IEC 60948.2 and IEC 60947-2
Compliant with EU RoHS environmental requirements, these DC circuit breakers have successfully passed CCC and other notable certifications, ensuring premium quality and eco-friendly design.
>>Application
The Dab7-63/1p DC circuit breaker is primarily engineered for safeguarding DC electrical circuits and equipment against overloads and short circuits, supporting DC voltages up to 250V and currents up to 63A.
In solar power generation systems, these DC circuit breakers are indispensable, managing working voltages up to DC250V. They swiftly interrupt fault currents in DC power distribution systems, protecting PV modules from reverse currents and AC feedback currents caused by inverter failures, thereby ensuring reliable operation of solar photovoltaic systems.
>>Model and Meaning
Dab7-63/1p Miniature DC Circuit Breaker Specification Parameters
DC Circuit Breaker DAB7-63/1p 1A DC250V
DC Circuit Breaker DAB7-63/1p 2A DC250V
DC Circuit Breaker DAB7-63/1p 3A DC250V
DC Circuit Breaker DAB7-63/1p 4A DC250V
DC Circuit Breaker DAB7-63/1p 6A DC250V
DC Circuit Breaker DAB7-63/1p 10A DC250V
DC Circuit Breaker DAB7-63/1P 16A DC250V
DC Circuit Breaker DAB7-63/1p 20A DC250V
DC Circuit Breaker DAB7-63/1p 25A DC250V
DC Circuit Breaker DAB7-63/1P 32A DC250V
DC Circuit Breaker DAB7-63/1p 40A DC250V
DC Circuit Breaker DAB7-63/1p 50A DC250V
DC Circuit Breaker DAB7-63/1p 63A DC250V
>>Dab7-63/1p DC Circuit Breaker Working Environment and Installation Conditions
Operating Temperature: -35ºC to +70ºC
Relative Humidity: ≤95%
Pollution Degree: Level 2
>> Main Parameters and Technical Performance of Miniature DC Circuit Breaker
1. Rated Current (In): 1A, 2A, 3A, 4A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A
2. Number of Poles and Corresponding Voltage: 1P/DC250V, 2P/DC500V, 3P/DC750V, 4P/DC1000V
3. Rated Short Circuit Capacity: 6000A
4. Mechanical and Electrical Life
The mechanical life of this circuit breaker is robust, enduring no less than 20,000 cycles.
The electrical life is equally impressive, withstanding no less than 8,000 cycles.
>> DC Circuit Breaker Connection Mode
Wiring Diagram Description:
1. Positive power, negative power.
2. L+ load positive, L- load negative.
3. It is strictly prohibited to connect both the positive and negative poles of the power source.
4. Rated Voltage: 1P: DC 250V;
2P: DC 500V;
3P: DC 750V;
4P: DC 1000V
>> Dab7-63 Small DC Circuit Breaker Product Features
1. Superior breaking ability for reliable performance;
2. Dual wiring functionality for both conductor and bus bar;
3. Rapid closure and extended service life;
4. Easy installation and removal for user convenience;
5. Clear contact on/off indication for enhanced safety;
6. Environmentally friendly and energy-efficient design;
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