Introducing the Nova DAB7-63 Series: A comprehensive range of 10ka 1P, 2P, 3P, 4P Miniature Circuit Breakers (MCB) designed for superior performance.
The Dab7-63 miniature DC circuit breakers are engineered for robust overload and short circuit protection in lines with DC voltage up to 250V and rated current up to 63A. Ideal for applications requiring infrequent switching of lines.
Our DC MCB circuit breakers are perfectly suited for communication systems, photovoltaic setups, and various other DC system applications.
>>Products meet:
IEC 60948.2, IEC 60947-2 standards.
In full compliance with EU RoHS environmental requirements, our DC circuit breakers have successfully passed CCC and other essential certifications.
>>Application
The Dab7-63/1P DC circuit breaker is primarily utilized for overload and short circuit protection of DC electrical circuits and equipment, with a rated DC voltage up to 250V and current up to 63A.
Perfect for solar power generation systems, these DC circuit breakers efficiently handle working voltages up to 250V DC. They swiftly interrupt fault currents in DC power distribution systems, protecting solar modules from reverse currents and AC feedback currents from inverter failures, ensuring reliable operation of solar photovoltaic power systems.
>>Model and Meaning
Detailed specifications for the Dab7-63/1P miniature DC circuit breaker:
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
Ambient temperature range: -35ºC to +70ºC
Air relative humidity: ≤95%
Pollution level: 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: 1P/DC250V, 2P/DC500V, 3P/DC750V, 4P/DC1000V
3. Rated short circuit capacity: 6000A
4. Mechanical and electrical lifespan ensuring long-term reliability.
The mechanical endurance of our Modular MCB 10ka DC High Breaking Capacity Circuit Breaker with Asta Certification impressively exceeds 20,000 cycles.
Boasting an electrical lifespan of over 8,000 operations, our circuit breaker ensures long-lasting reliability.
>> DC Circuit Breaker Connection Mode
Wiring Diagram Description:
1. Positive power connection and negative power connection.
2. L+ represents load positive, and L- represents load negative.
3. It is strictly prohibited to connect the positive and negative terminals of the power source together.
4. Rated Voltage Specifications: 1P: DC 250V;
2P: DC 500V;
3P: DC 750V;
4P: DC 1000V
>> Features of the Dab7-63 Small DC Circuit Breaker
1. Outstanding breaking capacity ensuring robust performance;
2. Versatile dual wiring functionality for both conductor and bus bar applications;
3. Swift closure mechanism coupled with extended operational life;
4. Easy and efficient installation and removal process;
5. Clear contact on/off indication enhancing operational safety;
6. Environmentally friendly design promoting energy conservation and sustainability;
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