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DC Circuit Breaker

DC Circuit Breaker

Model / Order code: VL-DCB-02
DC systems | non-polar wiring
  • Advanced arc-ignition / arc-extinguishing and current-limiting technology
  • Fast opening and closing mechanism for reliable short-circuit breaking
  • Non-polar wiring design prevents reversed-polarity accidents
  • Rated voltage options up to DC 1200V
  • 1P–4P configurations, Type C and Type D tripping curves
Certified & standards-tested
CE / CB / ISO 9001
Quote within 24 h
Fast technical response
Samples available
Trial order before scale-up
Factory-direct supply
OEM / ODM & private label

VL-DCB-02 — Arc-Limiting DC Circuit Breaker, Non-Polar, up to 1200V

The VL-DCB-02 Series DC miniature circuit breakers adopt advanced arc ignition and arc extinguishing technology, current-limiting technology, and a fast opening and closing mechanism, enabling quick and reliable breaking of short-circuit current, rated operating current, and critical current in DC systems.

The series adopts a non-polar wiring design, making installation more convenient for users and helping prevent accidents caused by incorrect positive and negative polarity connections in DC systems.

Key Features

  • Advanced arc-ignition / arc-extinguishing and current-limiting technology
  • Fast opening and closing mechanism for reliable short-circuit breaking
  • Non-polar wiring design prevents reversed-polarity accidents
  • Rated voltage options up to DC 1200V
  • 1P–4P configurations, Type C and Type D tripping curves

Technical Specifications

ParameterSpecification
Rated current In6 / 10 / 16 / 20 / 25 / 32 / 40 / 50 / 63A
Rated voltage Ue300V / 600V / 900V / 1200V DC
Working frequency50/60Hz
Tripping curveType C, Type D
Breaking capacity6kA
Poles1P / 2P / 3P / 4P
Mechanical / Electrical life10,000 / 1,000
Operating ambient temperature-35°C to +70°C
Pollution level / Protection classLevel 2 / IP20

Applications

DC systems where non-polar wiring simplifies installation and reduces the risk of positive/negative miswiring — PV and DC distribution circuits up to DC 1200V.

Downloads

Technical documentation for this product (datasheet, type-test report, CAD drawing) is being finalized and will be published here shortly. Need it sooner? Contact us via the Request a Quote form and our team will send it directly.

Packaging & Logistics

Packaging details, minimum order quantity, lead time and HS code for this product are being finalized and will be published here shortly. Need this information sooner? Contact us via the Request a Quote form.

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