WSB1LE-80 1P+N RCBO | 6kA AC Type Residual Current Breaker with Overcurrent Protection
WSB1LE-80 1P+N RCBO combines MCB & RCCB functions. 16-63A, 6kA, 30mA AC type residual current protection. Space-saving & reliable.
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WSB1LE-80 1P+N RCBO
WSB1LE-80 1P+N RCBO combines MCB & RCCB functions. 16-63A, 6kA, 30mA AC type residual current protection. Space-saving & reliable.
The WSB1LE-80 1P+N is a multifunctional Residual Current Operated Circuit Breaker with Integral Overcurrent Protection (RCBO), designed for single-phase applications requiring both shock and equipment protection in a compact unit. Combining the functions of an MCB and an RCCB, it provides comprehensive protection against overload, short circuit, and earth leakage currents.
Key Features：
2-in-1 Protection: Integrates overcurrent (MCB) and earth leakage (RCCB) protection in a single compact module, saving space in distribution boards.
AC Residual Current Type: Specifically designed to detect and trip on sinusoidal alternating earth fault currents, ideal for standard residential and commercial loads.
Wide Current Range: Available in popular ratings from 16A to 63A, covering most lighting, socket outlet, and small appliance circuits.
High Short-Circuit Capacity: A 6kA breaking capacity ensures reliable interruption of fault currents, providing robust protection for connected circuits.
Applications:
Residential Lighting & Socket Circuits
Small Commercial Units
Individual Appliance Protection
Main Technical Parameters
| Standard | IEC/EN61009-1 |
| Protection | Ground fault, Overcurrent and short circuit |
| Type of trip | Ground fault:Electronic/Magnetic |
| Overload and short circuit:Thermo-magnetic | |
| No.of poles | 1P+N,1 Module,Nline with disconnected |
| Type | AC,A |
| Rated current In | 6,10,16,20,25,32,40A |
| Rated sensitivity currents I△n | 10,30,100,300mA |
| Residual current off-time under l△n | ≤0.1s |
| Reted residual making and breaking capacity (I△m) | 500A(In≤50A) |
| Rated voltage Ue | 240V~ |
| Rated frequency | 50/60Hz |
| Rated breaking capacity | 6KA |
| Energy limiting class | 3 |
| Rated impulse withstand voltage(1.2/50)Uimp | 4,000V |
| Dielectric test voltage at ind.Freq.for 1min | 2kV |
| Thermal release characteristic | (1.13-1.45)x In |
| Magnetic release characteristic | B:(3-5)x In,C:(5-10)x In |
| Electrical life | 4,000 Cycles |
| Mechanical life | 10,000 Cycles |
| Contact position indicator | Yes |
| Protection degree | IP20 |
| Ambient temperature | -25℃~+40℃,Max.95%humidity |
| Terminal connection type | Cable/Pin-type busbar |
| Max.terminal size for cable | 16mm2 |
| Max.tightening torque | 2.5N.m |
| Installation | Mounting on 35mm DIN rail |
| Connection | From top and bottom |
Packaging and delivery
| Selling Units | Single item |
Lead time
| Quantity (pieces) | 1 – 1,000 | > 1,000 |
| Lead time (days) | 15 | To be negotiated |
Key attributes
| Type | MCB, AC MCB, RCBO |
| BCD Curve | B, C |
| Rated Frequency (Hz) | 50hz/60hz |
| Material | Copper |
| Application | Circuit-Breaking, Industrial, Households, Protection, Electric Power |
| Model Number | WRO1-63 |
| Rated Voltage | 220V/230V |
| Breaking Capacity | 6 kA |
| Mounting Type | Rail Mounting |
| Protection | LSI |
| Place of Origin | Zhejiang, China |
| Brand Name | Westhomes |
For a closer look at residual current, read RCCB vs RCBO: What’s the Difference.
For a closer look at rcbo, read Can I Replace MCB with RCBO?.
155 MBFREQUENTLY ASKED QUESTION (FAQ)
What is the Westhomes WSB1LE-80 1P+N RCBO?
The Westhomes WSB1LE-80 1P+N RCBO is a residual current circuit breaker with overcurrent protection designed for single-phase electrical systems. It combines residual current protection, overload protection, and short-circuit protection in one compact device, providing reliable protection for residential, commercial, and industrial applications.
What protection functions does the WSB1LE-80 1P+N RCBO provide?
The WSB1LE-80 1P+N RCBO provides three essential protection functions: residual current protection against earth leakage faults, overload protection against excessive current, and short-circuit protection to quickly disconnect fault currents and protect electrical equipment.
What does 1P+N mean in the WSB1LE-80 RCBO?
1P+N means the RCBO has one protected phase pole and one neutral pole. This configuration is designed for single-phase circuits, allowing convenient installation while providing effective protection and isolation for both phase and neutral conductors.
Where is the WSB1LE-80 1P+N RCBO commonly used?
The WSB1LE-80 1P+N RCBO is widely used in residential distribution boards, commercial buildings, lighting circuits, socket outlets, small electrical equipment, and other single-phase applications requiring comprehensive circuit protection.
What is the difference between an RCBO and an MCB?
An MCB provides overload and short-circuit protection, while an RCBO combines MCB functions with residual current protection. The WSB1LE-80 1P+N RCBO offers additional protection against leakage currents, helping improve electrical safety and reduce the risk of electric shock.
What is the rated current range of the WSB1LE-80 1P+N RCBO?
The WSB1LE-80 1P+N RCBO is available with multiple rated current options, allowing users to choose the appropriate model according to different load requirements and circuit designs.
What residual current sensitivity is available for the WSB1LE-80 RCBO?
The WSB1LE-80 1P+N RCBO supports common residual current sensitivity options such as 30mA, which is widely used for personal protection against electric shock in low-voltage electrical installations.
How is the WSB1LE-80 1P+N RCBO installed?
The WSB1LE-80 1P+N RCBO is designed for 35mm DIN rail mounting, making it easy to install in distribution boards and electrical control cabinets. It supports flexible wiring solutions for different installation requirements.
Can the WSB1LE-80 1P+N RCBO replace an RCCB and MCB combination?
Yes. The WSB1LE-80 1P+N RCBO integrates residual current protection and overcurrent protection in a single device, providing a more compact solution compared with using a separate RCCB and MCB combination.
Why choose Westhomes WSB1LE-80 1P+N RCBO?
The Westhomes WSB1LE-80 1P+N RCBO offers a compact design, multiple protection functions, reliable fault interruption, and convenient DIN rail installation. It is an efficient solution for improving safety and reliability in single-phase electrical distribution systems.
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