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Learn about wanlai latest company developments and industry information

  • Circuit Breaker: The Silent Hero in Your Wall

    Ever wondered what stops electrical fires? Meet the circuit breaker—your home’s unsung safety guardian that quietly prevents disasters. Have you ever experienced a sudden “click” and power loss when too many appliances run at once? That’s not a ghost—it’s your circuit breaker on duty! Often...
    25-12-24
    wanlai electric
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  • What Causes a Circuit Breaker to Trip?

    A tripped Circuit Breaker, while inconvenient, is your electrical system working correctly to ensure safety. It acts as an automatic switch that cuts off power to prevent overheating, wire damage, or fire. Understanding why a Circuit Breaker trips helps you address the root cause, avoid future is...
    25-12-23
    wanlai electric
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  • ELCB Series Enhances Electrical Safety for Diverse Settings

    The JCBSLM-80 Earth Leakage Circuit Breaker, offering robust protection with flexible configurations for homes, offices, and industrial sites, ensuring improved safety against electrical faults. A new range of Earth Leakage Circuit Breakers (ELCBs) has been launched, designed to provide a higher ...
    25-12-22
    wanlai electric
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  • Understanding Key Features of Type B Residual Current Devices

    A Residual Current Device (RCD) is a critical safety component designed to prevent electric shock and reduce the risk of fire by automatically disconnecting an electrical circuit when it detects an imbalance between the live and neutral conductors, indicating a leakage current to earth. This devi...
    25-12-18
    wanlai electric
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  • Protect Your Electronics from Power Surges with JCSP

    Shield valuable electronics like TVs, PCs, and alarms from damaging voltage spikes caused by lightning or power surges. The JCSP Type 2 surge protector offers reliable defense with a clear visual status indicator.   Have you ever considered what a sudden power surge or a nearby lightning str...
    25-12-17
    wanlai electric
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  • Technical Specifications and Applications of Rcd Circuit Protection Devices

    In modern electrical installations, safety and reliability are paramount. Rcd Circuit Protection serves as a critical component in preventing electric shock and reducing fire risks caused by earth leakage currents. Devices like the JC3R-125 Residual Current Device exemplify the application of thi...
    25-12-16
    wanlai electric
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  • What is an MCB and how does it work?

    A Miniature Circuit Breaker is an electromechanical device designed to protect an electric circuit from over-current - A term to describe an electrical fault caused by either overload or short circuit.   Back in the day we protected against over-current by using fuse wire (indeed, we used to...
    25-12-15
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  • Residual Current Devices can save lives

    County Durham and Darlington Fire and Rescue Service, Fire Kills and the Electrical Safety Council are promoting the use of Residual Current Devices (RCD) to increase protection against electrical shock.   What is a Residual Current Device? A residual current device (RCD) is a safety device ...
    25-12-12
    wanlai electric
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  • Analyzing the Key Specifications and Design of Mini Rcbo Devices

    In modern electrical installations, providing comprehensive protection against overloads, short circuits, and earth leakage currents is critical. The Mini Rcbo (Miniature Residual Current Circuit Breaker with Overcurrent Protection) is a compact, integrated device designed to combine these essent...
    25-12-11
    wanlai electric
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  • What is an RCBO and how does it work?

    RCBO stands for ‘Residual Current Breaker with Over-Current’. As the name suggests it protects against two types of fault and in essence combines the functionality of an MCB and RCD.    Let us first remind ourselves of those two faults: Residual Current, or Earth Leakage – ...
    25-12-10
    wanlai electric
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  • A Technical Overview of Surge Protector Breakers for Photovoltaic Systems

    In the design and safety protection of modern photovoltaic (PV) power generation systems, surge protection is a critical component. The Surge Protector Breaker serves as the core element within this protective framework, specifically engineered to safeguard solar power supply networks from transi...
    25-12-09
    wanlai electric
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  • Electromagnetic RCD for Safer Electrical Systems

    The JC3RS Residual Current Device offers robust earth leakage protection for diverse settings, from homes to industrial sites, ensuring enhanced safety and compliance.   Introduced the JC3RS, an advanced electromagnetic Residual Current Device (RCD) designed to strengthen electrical safety a...
    25-12-08
    wanlai electric
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