Feature:1. Standard and Universal: The protector is standard modular structure, 35mm guide rail installation, with ultra wide voltage design, universal for worldwide.2. 2 Reset Methods: The protector can be reset automatically or manually, choose according to different situations.3. Value Adjustable: The overvoltage, undervoltage, unbalance values can be adjusted, and each action time can also be adjusted.4. Multi Protection: Real time monitoring, the protector has protections of overvoltage, undervoltage, voltage unbalance, phase error, phase loss, zero line disconnection.5. Multi Usage: The protector can be widely used in machine tool, crane, control cabinet, compressor, cutting machine, elevator, air conditioner, elevator, freezer, water pump, charging pile, motor, etc.Specification:Item Type: Voltage Phase Sequence ProtectorMaterial: ABSInput Circuit: L1, L2, L3Rated Supply Voltage: 208-480VAC 50/60HzWorking Frequency: 45-65HzOutput Type: 1CO and 1NCOvervoltage and Undervoltage Action Time: 0.1-999sUnbalance Rate: 1-50%Unbalanced Hysteresis: 1-10%Unbalanced Delay: 0.1-999sPhase Loss Action Time: 0.1-30sPhase Error Action Time: 0.1-30sPower On Delay: 0-999sReset Mode: Auto ManualReset Delay: 0.1-999sDisplay Mode: Chinese LCD display each action statusContact Form: 1 group of normally open and normally closed contact, 1 group of normally closed contactContact Capacity: 6A 250VAC 30VDC (resistive)Dimension(LxWxH): Approx.80x43x54mm/3.1x1.7x2.1inInstallation Method: 35mm guide railProtection Class: IP20Working Environment: -25 to 65, 85%RHMechanical Durability: 1,000,000 timesDielectric Strength: >2kVAC 1min.Package List:1 xVoltage Phase Sequence Protector1 x Manual