CMONE COB1LE – 63 Series Residual Current Protective Circuit Breakers
The CMONE COB1LE – 63 series residual current protective circuit breakers are essential electrical safety devices. Available in ratings like 32A and 63A, and with various pole configurations (1P + N, 2P, 3P, 4P), they offer versatile protection for different electrical systems. These breakers can quickly detect residual currents and interrupt circuits promptly to prevent electric shocks and reduce the risk of electrical fires caused by leakage. Compliant with standards such as IEC61009 – 1 and GB/T 16917.1, they ensure reliable performance. Suitable for residential, commercial, and light industrial applications, they provide peace of mind for electrical safety.
Product Design and Appearance
● The product adopts a compact and modular design, which is convenient for installation in various distribution boxes and electrical cabinets.
● The shell is made of high – quality flame – retardant materials, which can effectively prevent the spread of fire and improve the safety performance of the product.
● The operation handle has a clear and intuitive design, with obvious “ON” and “OFF” positions, which is easy for users to operate and check the working status.
product Display






Advanced Technology and Innovation
● Utilizes advanced electronic detection technology to accurately detect residual current, ensuring timely and reliable protection action.
● The internal structure is optimized, with low power consumption and high efficiency, reducing energy loss during operation. The tripping mechanism is designed with high precision, ensuring quick and accurate tripping when a fault occurs.
| Parameter | Description |
| Model | COB1LE – 63 |
| Rated Voltage | 230V / 400V |
| Rated Current (In) | 32A, 63A |
| Residual Operating Current (IΔn) | 30mA |
| Tripping Time (t) | ≤0.1s |
| Breaking Capacity (Icn) | 6000A |
| Pole Number | 1P + N, 2P, 3P, 4P |
| Standards Compliance | IEC 61009 – 1, GB/T 16917.1 |
| Protection Function | Residual current protection, overcurrent protection, short – circuit protection |
| Brand | CHOSO |








Request Quote
Tell us your specifications, quantity, or application scenario and we will reply with a tailored quote.
