Wenzhou Rockgrand Trade Co.,Ltd.

The Residual Current Circuit Breaker (RCCB) by WENZHOU ROCKGRAND is a high-quality, high-performance terminal distribution product developed for the commercial and residential building market. With its exquisite appearance and upgraded structure, it guarantees risk-free use and maintenance.

 

 

 

Rated Operating Voltage (Ue): AC 230V, 400V

Rated Insulation Voltage (Ui): 600V

Rated Impulse Withstand Voltage (Uimp): 4KV

Rated Current (In): 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 63A

Rated Short-Circuit Breaking Capacity (Icn): 6000A

Operational Short-Circuit Breaking Capacity (Ics): 6000A

Number of Poles: 2P, 4P

Enclosure Protection Rating: IP20

Lifespan: a. Electrical Lifespan: Not less than 4000 cycles; b. Mechanical Lifespan: Not less than 20,000 cycles

Rated Residual Tripping Current: 10mA, 30mA, 50mA, 100mA, 300mA

Tripping Time: ≤0.1 seconds

Installation Method: DIN rail mounting

 

 

- Good fatigue resistance and heat resistance.

- Enhanced arc cooling channel for arc extinction.

- Sensitive actuation mechanism for quick circuit disconnection.

- Higher terminal mechanical strength.

- Extended electrical lifespan.

- Calibration screw sealed for stable positioning.

Overload Protection: Controls overload protection based on rated current and tripping time, safeguarding electrical equipment from overload damage.

Short-Circuit Protection: Controls short-circuit protection based on rated current and tripping time, preventing short-circuit faults that may lead to fire accidents.

Leakage Protection: Detects and promptly disconnects leakage faults through high-sensitivity residual current detection, ensuring personal safety.

 

 

The RCCB is extensively applied in residences, shops, hotels, and office buildings for terminal circuit protection, ensuring electrical safety.

 

 

 

- Design: Ergonomic design, arc-shaped handle fitting fingers for operation, and visualized on/off indications.

- Safety Protection: Reliable insulation protection.

- Good Heat Dissipation: S-type heat sink ensures efficient cooling of the breaker.

- High Limiting Grade: 3-level current limiting quickly suppresses short-circuit current impacts, reducing damages to equipment and lines.

 

 

 

WENZHOU ROCKGRAND promises swift and secure logistics services, ensuring intact delivery of products.

 

 

We offer competitive pricing and comprehensive after-sales service, ensuring client needs and satisfaction are met.

 

 

All products undergo stringent quality inspections, ensuring each product delivered is of top quality and provides the utmost safety assurance for our clients.

 

WENZHOU ROCKGRAND is a professional manufacturer and supplier of Residual Current Circuit Breakers (RCCB), offering competitive prices. For more details or support, please contact us at rockgrand@rockgrand.com.

https://www.rockgrandelectric.com/