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Classic Auto Recovery Over and Under Voltage Protective Device

The Auto Recovery Over and Under Voltage Protective Device ensures reliable protection for household appliances by automatically disconnecting power during voltage fluctuations and seamlessly restoring it once conditions stabilize.

    General

    This advanced protective device is built with electronic circuits adhering to modular standards, delivering exceptional reliability and performance. It automatically detects and responds to abnormal voltage conditions, promptly disconnecting the circuit to safeguard appliances. Once the voltage returns to safe levels, it automatically restores power without the need for manual intervention. The device features dual LED indicators for clear status updates: the green light signals normal operation, while the red light indicates protection mode.

    Feature

    *Automated Protection: Detects and disconnects power during overvoltage or undervoltage situations.
    *Auto Recovery: Restores power supply automatically when normal voltage resumes.
    *Dual LED Indicators: Provides clear status updates for power and protection states.
    *High Reliability: Manufactured with modular electronic circuits for consistent performance.
    *Easy Operation: Fully automatic design eliminates the need for manual handling.

    Technical Parameters

    Model and Specifictaion RCB-H
    Rated Voltage  220V
    Rated Current  15A 25A 32A 50A
    Maximum Operating Current Imax  20A 32A 40A 60A
    Over-Voltage Range 265-275V
    Over-Voltage Recovery value 255±5V
    Under-Voltage Range 165-175V
    Under-Voltage Recovery value 180±5V
    >U and 1~6s
    Power consumption
    Reset/start delay 20-120s
    Electrical life 100,000 times
    Mechanical life 1,000,000 times
    Degree of Protection IP20
    Ambient Temperature ‘-30℃~+70℃
    Installation  Standard Rail 35mm 

    Wiring Diagram+ 

    Picture 1

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