Nova DAB7-63 10ka 1P 2P 3P 4P Miniature Circuit Breaker MCB
DAB7-63 miniature DC circuit breakers are expertly designed for superior overload and short circuit protection in lines with DC voltage up to 250V and rated current up to 63A. Ideal for infrequent switching of lines.
The DC MCB circuit breaker is perfect for communication systems, photovoltaic systems, and various other DC applications.
>>Products meet:
IEC 60948.2, IEC 60947-2
Compliant with EU RoHS environmental standards, our DC circuit breakers have also attained CCC and other prestigious certifications.
>>Application
The DAB7-63/1p DC circuit breaker is primarily utilized for overload and short circuit protection in DC electrical circuits and equipment, accommodating rated DC voltage up to 250V and current up to 63A.
Our DC circuit breaker is indispensable for solar power generation systems, with a working voltage up to 250V. It swiftly interrupts fault currents in DC power distribution systems, safeguarding photovoltaic modules from reverse currents and AC feedback from inverter failures, thus ensuring the reliable operation of solar power systems.
>>Model and Meaning
DAB7-63/1p Miniature DC Circuit Breaker Specifications and 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
Ambient temperature: -35ºC to +70ºC
Relative humidity of air ≤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: 1P/DC250V, 2P/DC500V, 3P/DC750V, 4P/DC1000V
3. Rated short circuit capacity: 6000A
4. Exceptional mechanical and electrical endurance
The mechanical life of the Shanghai Dada MCB 250V DC 1p High Breaking Capacity Miniature Circuit Breaker is impressively durable, boasting a minimum of 20,000 operational cycles, ensuring long-term reliability.
Designed for robustness, this circuit breaker guarantees an electrical life of no less than 8,000 cycles, providing dependable performance over an extended period.
>>DC Circuit Breaker Connection Mode
Wiring Diagram Description:
1. Ensure proper connections: Positive power, negative power.
2. Connect the load correctly: L+ for load positive, L- for load negative.
3. Warning: Do not connect the positive and negative poles of the power supply.
4. Rated Voltage Specifications: 1P: DC 250V;
2P: DC 500V;
3P: DC 750V;
4P: DC 1000V
>> Dab7-63 Small DC Circuit Breaker Product Features
1. Superior breaking ability, ensuring efficient circuit protection.
2. Dual wiring capabilities for both conductor and bus bar, enhancing versatility.
3. Quick closure mechanism, coupled with extended lifespan, guarantees reliable performance.
4. Easy installation and disassembly, saving time and effort.
5. Contact on/off indication delivers higher safety standards.
6. Eco-friendly design, promoting green energy and environmental conservation.
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