LMGQW WiFi Smart Over Under Voltage Protector Remote Control Auto Reclosing

LMGQW WiFi Smart Over Under Voltage Protector Remote Control Auto Reclosing

  • Rated voltage: AC 220V (50/60Hz)
  • Protection range:
    • Overvoltage: typically 240V–280V (adjustable)
    • Undervoltage: typically 170V–200V (adjustable)
  • Rated current: 16A, 32A, 40A, 63A, 80A, 100A
  • Operating delay: 2–60s (adjustable)
  • Wireless protocol: WiFi 2.4GHz
  • Installation: 35mm standard DIN rail mounting
  • Protection class: IP20
  • Certifications: CE, RoHS
  • Rated voltage: AC 220V (50/60Hz)
  • Protection range:
    • Overvoltage: typically 240V–280V (adjustable)
    • Undervoltage: typically 170V–200V (adjustable)
  • Rated current: 16A, 32A, 40A, 63A, 80A, 100A
  • Operating delay: 2–60s (adjustable)
  • Wireless protocol: WiFi 2.4GHz
  • Installation: 35mm standard DIN rail mounting
  • Protection class: IP20
  • Certifications: CE, RoHS
WiFi over & under voltage protector is an intelligent electrical protection device integrating real-time voltage monitoring, automatic power-off protection and WiFi remote control. It can quickly cut off the circuit when the grid voltage is too high or too low to protect electrical equipment from damage, and supports remote control and data viewing via mobile APP.

Core Functions

  • Over & Under Voltage Protection

    Automatically cuts off power when voltage exceeds the upper limit (overvoltage) or drops below the lower limit (undervoltage), and automatically reconnects after voltage returns to normal.

  • WiFi Remote Control

    Supports mobile APP remote switching, real-time voltage display, fault alarm and historical record query.

  • Automatic Reclosing

    After power failure due to abnormal voltage, it will automatically restore power supply after a delay when voltage is back to normal.

  • Real-time Monitoring

    Displays real-time voltage, current, power and other data, and sends alarm notifications for abnormal conditions.

Main Technical Parameters

  • Rated voltage: AC 220V (50/60Hz)
  • Protection range:
    • Overvoltage: typically 240V–280V (adjustable)
    • Undervoltage: typically 170V–200V (adjustable)
  • Rated current: 16A, 32A, 40A, 63A, 80A, 100A
  • Operating delay: 2–60s (adjustable)
  • Wireless protocol: WiFi 2.4GHz
  • Installation: 35mm standard DIN rail mounting
  • Protection class: IP20
  • Certifications: CE, RoHS

Application Scenarios

  • Household appliances: refrigerators, air conditioners, TVs, washing machines
  • Shops, offices and small factories
  • Precision electronic equipment
  • Farm and breeding equipment
  • Water pumps, motors and other electrical equipment

Advantages

  • Intelligent protection without manual operation
  • Remote control anytime and anywhere
  • High sensitivity and fast response
  • Stable performance and long service life
  • Easy installation and wide compatibility
WiFi over & under voltage protector is an intelligent electrical protection device integrating real-time voltage monitoring, automatic power-off protection and WiFi remote control. It can quickly cut off the circuit when the grid voltage is too high or too low to protect electrical equipment from damage, and supports remote control and data viewing via mobile APP.

Core Functions

  • Over & Under Voltage Protection

    Automatically cuts off power when voltage exceeds the upper limit (overvoltage) or drops below the lower limit (undervoltage), and automatically reconnects after voltage returns to normal.

  • WiFi Remote Control

    Supports mobile APP remote switching, real-time voltage display, fault alarm and historical record query.

  • Automatic Reclosing

    After power failure due to abnormal voltage, it will automatically restore power supply after a delay when voltage is back to normal.

  • Real-time Monitoring

    Displays real-time voltage, current, power and other data, and sends alarm notifications for abnormal conditions.

Main Technical Parameters

  • Rated voltage: AC 220V (50/60Hz)
  • Protection range:
    • Overvoltage: typically 240V–280V (adjustable)
    • Undervoltage: typically 170V–200V (adjustable)
  • Rated current: 16A, 32A, 40A, 63A, 80A, 100A
  • Operating delay: 2–60s (adjustable)
  • Wireless protocol: WiFi 2.4GHz
  • Installation: 35mm standard DIN rail mounting
  • Protection class: IP20
  • Certifications: CE, RoHS

Application Scenarios

  • Household appliances: refrigerators, air conditioners, TVs, washing machines
  • Shops, offices and small factories
  • Precision electronic equipment
  • Farm and breeding equipment
  • Water pumps, motors and other electrical equipment

Advantages

  • Intelligent protection without manual operation
  • Remote control anytime and anywhere
  • High sensitivity and fast response
  • Stable performance and long service life
  • Easy installation and wide compatibility

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