Nova DAB7-63 10kA 1P 2P 3P 4P Miniature Circuit Breaker (MCB)
The DAB7-63 Miniature DC Circuit Breakers are engineered for unparalleled overload and short circuit protection of lines with DC voltages up to 250V and rated currents up to 63A. They are also capable of handling infrequent line switching with precision.
Our DC MCB Circuit Breakers are meticulously designed to cater to the needs of communication systems, photovoltaic (solar energy) systems, and a variety of other DC applications.
>>Products Meet the Following Standards:
IEC 60948.2, IEC 60947-2
Compliant with EU RoHS environmental standards, our DC circuit breakers boast CCC and other essential certifications, ensuring top-notch quality and safety.
>>Application
The DAB7-63/1P DC Circuit Breaker excels in providing superior overload and short circuit protection for DC electrical circuits and equipment, boasting a rated DC voltage of up to 250V and currents up to 63A.
Our DC Circuit Breakers are indispensable for solar power generation systems, managing working voltages up to 250V DC. They swiftly isolate fault currents within DC power distribution systems, protecting solar PV modules from reverse currents and AC feedback from inverter failures, thereby ensuring the reliable operation of the 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 Range: -35ºC to +70ºC
Maximum Relative Humidity: 95%
Pollution 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 Longevity
The mechanical lifespan of our product is impressively rated at no less than 20,000 operations, ensuring durability and reliability in performance.
Our circuit breaker boasts an electrical lifespan of no less than 8,000 operations, providing steadfast protection over extended use.
>> DC Circuit Breaker Connection Mode
Wiring Diagram Description:
1. Positive power and negative power connections must be maintained accurately.
2. Proper load connections: L+ (load positive) and L- (load negative).
3. WARNING: It is strictly prohibited to cross-connect the positive and negative poles of the power supply.
4. Rated Voltage Specifications: 1P: DC250V.
2P: DC500V.
3P: DC750V.
4P: DC1000V.
>> Dab7-63 Small DC Circuit Breaker Product Features
1. Exceptional breaking capability, ensuring superior protection.
2. Dual wiring functionality, accommodating both conductor and bus bar connections seamlessly.
3. Swift closure mechanism paired with extended operational life.
4. Simplified installation and disassembly process for user convenience.
5. Clear contact on/off indicators, enhancing safety measures.
6. Eco-friendly design focused on environmental protection and energy efficiency.
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