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 provide exceptional overload and short circuit protection for lines with DC voltage up to 250V and a rated current of up to 63A. Moreover, they are perfect for infrequent line switching, offering unparalleled versatility and reliability in a compact design.
Our DC MCB circuit breakers are specifically engineered for communication systems, photovoltaic (PV) installations, and various other DC system applications. They ensure maximum safety and reliability, making them an essential component for any DC system.
>>Products meet:
Adhering to IEC 60948.2 and IEC 60947-2 standards, our products guarantee superior safety and performance.
Fully compliant with EU RoHS environmental directives, our DC circuit breakers have passed CCC and other critical certifications, ensuring top-notch quality and sustainability.
>>Application
The DAB7-63/1P DC circuit breaker is designed for overload and short circuit protection in DC electrical circuits and equipment, handling rated DC voltage up to 250V and current up to 63A with precision.
Indispensable for solar power generation systems, this DC circuit breaker operates at voltages up to 250V DC. It swiftly interrupts fault currents in DC power distribution systems, protecting PV modules from reverse current and preventing AC feedback current from inverter failures, thereby ensuring the efficient and 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
Operational ambient temperature range: -35ºC to +70ºC
Maximum relative air humidity: ≤95%
Pollution degree: Level 2
>>Main Parameters and Technical Performance of Miniature DC Circuit Breaker
1. Rated Current (In): Available 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: An impressive 6000A, ensuring exceptional protection and performance in high-demand scenarios.
4. Exceptional Mechanical and Electrical Life: Engineered for durability and consistent operation in even the most challenging conditions.
With an impressive mechanical life span of no less than 20,000 cycles, this product guarantees unparalleled longevity and reliability, making it a trusted choice for sustained performance.
Offering an electrical life of at least 8,000 cycles, this circuit breaker assures consistent performance and exceptional durability, securing your electrical systems with unwavering reliability.
>> DC Circuit Breaker Connection Mode: Innovatively designed to simplify and secure your electrical connections.
Wiring Diagram Description: Detailed and precise wiring guidelines for optimal setup.
1. Positive power, negative power: Ensuring correct polarity and stable energy flow.
2. L+ load positive, L- load negative: Clearly defined connections for seamless integration.
3. Strictly prohibited: connecting the positive and negative poles of the power: Avoid improper connections to ensure safety and equipment longevity.
4. Rated Voltage: 1P: DC250V;: Designed to handle robust voltage requirements with precision.
2P: DC500V;: Reliable performance for higher voltage applications.
3P: DC750V;: Exceptional capability for demanding electrical systems.
4P: DC1000V: Unmatched voltage handling for top-tier performance.
>> Dab7-63 Small DC Circuit Breaker Product Features: Cutting-edge features designed to meet your diverse electrical needs.
1. Exceptional breaking capacity, guaranteeing superior protection, even in the most severe fault conditions.
2. Dual wiring capability for both conductor and bus bar, enhancing versatility and ensuring seamless integration into various systems.
3. Rapid closure mechanism, combined with an extended operational life, offering reliability and quick response when it counts the most.
4. Easy installation and removal, ensuring simplified maintenance and reduced downtime.
5. Contact on/off indication for improved safety monitoring, allowing for quick and clear status checks.
6. Eco-friendly design, emphasizing sustainability and energy efficiency, aligning with modern environmental standards.
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