Model: 3UG4615-1CR20
Product Type: Three-phase line voltage digital monitoring relay
Monitored & supply voltage: 160~690V AC, 50/60Hz
Monitoring functions: Phase loss, phase sequence error, overvoltage, undervoltage, three-phase voltage unbalance
Output contact: 2 groups of independent changeover contacts (1CO for overvoltage, 1CO for undervoltage), rated contact current 4A
Adjustable hysteresis: 1~20V
Adjustable response delay time: 0.1~20s
Display: LCD digital real-time voltage display with fault memory function
Mounting method: Standard 35mm DIN rail mounting
Terminal connection: Screw wiring terminals
Protection class: IP20 (only for indoor cabinet installation)
Working ambient temperature: -25℃ ~ +60℃
Insulation withstand voltage: 6kV surge withstand, rated insulation voltage 690V
Mechanical life: 10 million operations; Electrical life: 100,000 cycles
Overall dimension: W22.5mm × H92mm × D91mm
Certifications: IEC, UL, RoHS compliant
Application: Protection for motors, frequency converters, PLC, industrial power distribution cabinets against abnormal three-phase power supply
