B type RCCB Residual Current Circuit Breaker
Inquire NowDescription
The B type RCCB (Residual Current Circuit Breaker) is an essential safety device designed to rapidly interrupt electrical circuits, protecting individuals from the dangers of electric shock. This advanced RCCB is particularly effective in detecting faults in pulsating direct currents, making it an ideal choice for various electrical systems. With its robust design and superior functionality, it ensures safety in both residential and commercial settings.
This RCCB features electromagnetic operation, available in 2P and 4P configurations, with rated currents of 25, 40, 63, and 80A. It operates at rated voltages of 240V for 2P and 415V for 4P, ensuring compatibility with a wide range of electrical installations. Its advanced features include a rated residual operation current of 30mA, ensuring prompt disconnection in case of leakage, and a short-circuit current capacity of 10,000A. The RCCB also offers thermal and mechanical endurance, boasting an electrical life of 2,000 cycles and a mechanical life of 4,000 cycles.
Incorporated with a contact position indicator, the RCCB is designed for straightforward installation on DIN rail with cable and busbar connection options, making it a versatile addition to any electrical setup.
Specifications
| Attribute | Details |
|---|---|
| Mode | Electromagnetic |
| Type (Leakage Waveform) | B |
| Rated Current (In) | 25, 40, 63, 80A |
| Poles | 2P, 4P |
| Rated Voltage (Ue) | 2P 240V~, 4P 415V~ |
| Insulation Voltage (Ui) | 500V |
| Rated Frequency | 50/60Hz |
| Rated Residual Operation Current (I△n) | 30mA |
| Rated Residual Making and Breaking Capacity (I△m) | 500 (In=25-40A), 630 (In=63A) |
| Short-circuit Current (Inc=I△c) | 10,000A |
| Break Time under I△n | ≤0.1s |
| Rated Impulse Withstand Voltage (Uimp) | 4000V |
| Dielectric Test Voltage | 2.5kV |
| Electrical Life | 2,000 Cycles |
| Mechanical Life | 4,000 Cycles |
Additional Information
The RCCB is designed for installation with a contact position indicator and has a protection degree of IP20, making it suitable for various environments. It operates effectively in ambient temperatures ranging from -5℃ to +40℃ and can be stored at temperatures between -25℃ and +70℃. The terminal connections are versatile, accommodating various cable and busbar types.
