Voltage Phase Sequence Protector AC208‑480V 3 Phase 3 Wire Over Under Voltage Monitor Relay

2 Reset Methods: The protector can be reset automatically or manually, choose according to different situations. Value Adjustable: The overvoltage, undervoltage, unbalance values can be adjusted, and each action time can also be adjusted. Multi Protection: Real time monitoring, the protector has protections of overvoltage, undervoltage, voltage unbalance, phase error, phase loss, zero line disconnection. Applications: 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. Standard and Universal: The protector is standard modular structure, 35mm guide rail installation, with ultra wide voltage design, universal for worldwide.