Introducing the Nova DAB7-63 Series: Elevate your electrical systems with our 10kA 1P 2P 3P 4P Miniature Circuit Breaker (MCB), a benchmark in innovation and reliability.
The Dab7-63 Miniature DC Circuit Breakers are engineered to provide unparalleled overload and short circuit protection for DC voltage lines up to 250V with rated currents up to 63A. Perfect for infrequent line switching, these breakers are the epitome of versatility and dependability.
Crafted for excellence, our DC MCB Circuit Breakers are the optimal choice for communication systems, photovoltaic (PV) installations, and various DC applications, ensuring unmatched safety and reliability.
>>Products meet:
Strictly adhering to IEC 60948.2 and IEC 60947-2 standards, our products guarantee superior safety and performance.
Our DC Circuit Breakers are not only compliant with EU RoHS environmental requirements but have also passed CCC and other key certifications, underscoring their exceptional quality.
>>Application
The Dab7-63/1P DC Circuit Breaker is meticulously designed to provide overload and short circuit protection in DC electrical circuits and equipment, supporting rated DC voltage up to 250V and currents up to 63A.
An indispensable asset 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 shielding against AC feedback current from inverter failures, thereby ensuring the seamless 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
Operating temperature range: -35ºC to +70ºC
Maximum relative humidity of air: ≤95%
Pollution level: 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, and 63A variants.
2. Number of Poles and Corresponding Voltage: 1P/DC250V, 2P/DC500V, 3P/DC750V, and 4P/DC1000V, catering to diverse electrical needs.
3. Rated Short Circuit Capacity: An impressive 6000A, ensuring robust protection in critical scenarios.
4. Exceptional Mechanical and Electrical Life: Engineered for unparalleled performance and endurance.
With a remarkable mechanical lifespan of no less than 20,000 cycles, this product guarantees outstanding longevity and unwavering reliability.
Boasting an electrical lifespan of at least 8,000 cycles, this circuit breaker assures consistent performance and enduring durability.
>> DC Circuit Breaker Connection Mode: Innovative design for seamless integration.
Wiring Diagram Description: A comprehensive guide to ensure correct and efficient installation.
1. Positive power, negative power: Ensures correct polarity connections for optimal functionality.
2. L+ load positive, L- load negative: Simplifies the connection process for enhanced reliability.
3. It is strictly prohibited to connect the positive and negative poles of the power: Adherence to this is critical for safety and equipment integrity.
4. Rated Voltage: 1P: DC250V; Precision-engineered for reliable performance.
2P: DC500V; Designed for versatility and robustness.
3P: DC750V; Built to handle higher voltage requirements with ease.
4P: DC1000V; Perfect for demanding applications with high voltage demands.
>> Dab7-63 Small DC Circuit Breaker Product Features: Exceptional qualities for superior performance.
1. Exceptional breaking capacity, ensuring top-tier protection and reliability.
2. Dual wiring capability for conductor and bus bar, enhancing adaptability and versatility.
3. Rapid closure mechanism, paired with a long operational life, making it a reliable choice for critical applications.
4. Easy installation and removal, simplifying maintenance and ensuring user-friendly operation.
5. Contact on/off indication for improved safety monitoring, enhancing operational transparency and safety.
6. Eco-friendly design focused on sustainability and energy efficiency, reflecting our commitment to a greener future.
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