Introducing the Nova DAB7-63: A 10kA Miniature Circuit Breaker (MCB) available in 1P, 2P, 3P, and 4P configurations.
The Dab7-63 miniature DC circuit breakers are designed to provide robust overload and short circuit protection for lines with DC voltages up to 250V and rated currents up to 63A. They are also ideal for infrequent line switching, making them both versatile and reliable.
Our DC MCB circuit breakers are specifically tailored for communication systems, photovoltaic (PV) installations, and other DC system applications, ensuring superior safety and reliability.
>>Products meet:
The highest safety and performance standards of IEC 60948.2, IEC 60947-2.
Fully compliant 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 meticulously engineered for overload and short circuit protection in DC electrical circuits and equipment, supporting rated DC voltages up to 250V and currents up to 63A.
An indispensable component for solar power generation systems, this DC circuit breaker operates effectively at voltages up to 250V DC. It swiftly interrupts fault currents in DC power distribution systems, safeguarding PV modules from reverse currents and shielding against AC feedback currents from inverter failures, thereby ensuring the 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
Ambient temperature range: -35ºC to +70ºC
Maximum relative air humidity: ≤95%
Pollution level: Grade 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: This versatile MCB switch offers multiple configurations to suit different voltage requirements: 1P/DC250V, 2P/DC500V, 3P/DC750V, 4P/DC1000V.
3. Rated Short Circuit Capacity: With a robust rated short circuit capacity of 6000A, this switch provides a significant safeguard against electrical faults.
4. Exceptional Mechanical and Electrical Life: Designed to excel in both mechanical and electrical performance, ensuring reliable operation over extended periods.
With an impressive mechanical life span of no less than 20,000 cycles, this product guarantees unparalleled longevity and reliability, making it a dependable choice for your electrical needs.
Offering an electrical life of at least 8,000 cycles, this circuit breaker assures consistent performance and exceptional durability, ensuring your systems remain protected and operational for years.
>> DC Circuit Breaker Connection Mode: Simplified and efficient connection modes designed for optimal performance.
Wiring Diagram Description: Detailed guidance for seamless and secure wiring.
1. Positive power, negative power: Ensure correct connection for optimal functionality.
2. L+ load positive, L- load negative: Streamline your setup with precise wiring instructions.
3. Strictly prohibited: connecting the positive and negative poles of the power: Ensure safety by adhering to proper connection guidelines.
4. Rated Voltage: Tailored voltage ratings for various configurations: 1P: DC250V;
2P: DC500V;
3P: DC750V;
4P: DC1000V
>> Dab7-63 Small DC Circuit Breaker Product Features: Discover the cutting-edge features of the Dab7-63 model, designed to provide superior performance and safety.
1. Exceptional breaking capacity, guaranteeing superior protection: Experience unmatched protection with our high breaking capacity design.
2. Dual wiring capability for both conductor and bus bar, enhancing versatility: Maximize installation flexibility with dual wiring options.
3. Rapid closure mechanism, combined with an extended operational life: Enjoy swift operation and prolonged device longevity.
4. Easy installation and removal, ensuring simplified maintenance: Hassle-free setup and maintenance for your convenience.
5. Contact on/off indication for improved safety monitoring: Enhanced safety with clear on/off status indicators.
6. Eco-friendly design, emphasizing sustainability and energy efficiency: Prioritize sustainability with our energy-efficient, eco-conscious design.
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