VL-DCB-B7-63PV — Arc-Limiting DC Circuit Breaker, Non-Polar, up to 1200V
The HYCB7-63PV 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
| Parameter | Specification |
|---|---|
| Rated current In | 6 / 10 / 16 / 20 / 25 / 32 / 40 / 50 / 63A |
| Rated voltage Ue | 300V / 600V / 900V / 1200V DC |
| Working frequency | 50/60Hz |
| Tripping curve | Type C, Type D |
| Breaking capacity | 6kA |
| Poles | 1P / 2P / 3P / 4P |
| Mechanical / Electrical life | 10,000 / 1,000 |
| Operating ambient temperature | -35°C to +70°C |
| Pollution level / Protection class | Level 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.

