Voltage protection for 3phase systems This 380VAC protector uses advanced microprocessor technology to provide precise and adjustable overvoltage and undervoltage thresholds, safeguarding connected equipment and delivering reliable system security. Adjustable settings and clear display Builtin LCD display and userfriendly keypad enable easy digital configuration of protection parameters. Compact and spacesaving design Modular 43mm housing with dimensions 80*54*43mm in white plastic, designed to fit easily into various electrical cabinets and installations while preserving full functionality. Fault recording for easy troubleshooting Integrated memory records the last 3 fault events, providing data to support quick diagnosis and maintenance. Specifications at a glance Voltage protection: 380VAC for 3phase systems Housing: modular 43mm Dimensions: 80*54*43mm Material: white plastic Fault history: last 3 fault events stored Use scenarios Factory and manufacturing lines: Protect 3phase motors and drives from voltage spikes or drops to extend equipment life and reduce downtime. Data centers or IT cabinets: Guard critical power supplies and equipment against voltage irregularities to maintain uptime and reliability. Electrical panels in buildings (HVAC, controls, and automation): Provide reliable protection for transformers, controllers, and sensors while saving space in panel boards.