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

220V 40/63A Adjustable Over Under Voltage Protective Device Din Rail Adjust Voltage Relay Current Protection Limit Wattmeter KWh Power Consumption Feature: 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: CE Origin: Mainland China DIY Supplies: ELECTRICAL Display Type: Digital Only Power Supply: AC Rated Voltage: 220V KW parameters: Rated power supply voltage: AC 220V Working voltage: AC 80-400V (single phase) Rated frequency: 50/60HZ Current (>A) setting range: 1-40/63A OFF Overvoltage (>U) setting range: 230-300V/OFF Undervoltage (<U) setting range: 210-140V/OFF KWh protection value: 1-9999/OFF Rated current: 40/63A (subject to product label) >U and <U trip delay time: 0.5s Reset/start delay time: 1-600s Voltage measurement accuracy: 2% (not exceeding 2% of the total range) Rated insulation voltage: 400V Output contact: 1NO Electrical life: 100000 Mechanical life: 1000000 Protection level: IP20 Pollution level: 3 Working temperature: -50℃-55℃ Humidity: ≤50% at 40℃ (no condensation) Storage temperature: -30℃-70℃ Shell material: ABS Product size: about 85.00x65.00x36.00mm Product 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.