220V 40/63A Adjustable Over Under Voltage Protective Device Din Rail Adjust Voltage Relay Current Protection Limit

220V 40/63A Adjustable Over Under Voltage Protective Device Din Rail Adjust Voltage Relay Current Protection Limit Wattmeter KWh Power ConsumptionFeature:1. Overvoltage Protection: The adjustable over under voltage protective device comes with a built-in overvoltage protection system, ensuring that it can handle any sudden increases in voltage, thus preventing any potential damage and enhancing its lifespan.2. Undervoltage Protection: The adjust voltage relay feature ensures the device remains safe and functional even during periods of low voltage, thereby protecting your electronic equipment from unstable situations.3. Overcurrent Protection: This feature of relay protector protects the device from excessive current or a short circuit situation, making it a safe choice for all kinds of electronic equipment.4. Automatic Recovery and Display: The kwh energy meter has an automatic recovery feature to restore its settings after a power outage or interruption. It includes voltage and current display features, allowing for real-time monitoring of its performance.5. Energy Measurement and Installation: The wattmeter  comes with a kWh energy meter for tracking power consumption, helping you manage your energy usage more efficiently. For easy setup, the device is designed to be installed on a 35mm DIN rail.Specification:Certification: CEOrigin: Mainland ChinaDIY Supplies: ELECTRICALDisplay Type: Digital OnlyPower Supply: ACRated Voltage: 220VKW parameters:Rated power supply voltage: AC 220VWorking voltage: AC 80-400V (single phase)Rated frequency: 50/60HZCurrent (>A) setting range: 1-40/63A OFFOvervoltage (>U) setting range: 230-300V/OFFUndervoltage (<U) setting range: 210-140V/OFFKWh protection value: 1-9999/OFFRated current: 40/63A (subject to product label)>U and <U trip delay time: 0.5sReset/start delay time: 1-600sVoltage measurement accuracy: 2% (not exceeding 2% of the total range)Rated insulation voltage: 400VOutput contact: 1NOElectrical life: 100000Mechanical life: 1000000Protection level: IP20Pollution level: 3Working temperature: -50℃-55℃Humidity: ≤50% at 40℃ (no condensation)Storage temperature: -30℃-70℃Shell material: ABSProduct size: about 85.00x65.00x36.00mmProduct size: 3.35x2.56x1.42inch Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement.