- Model: REU610 REU61030VVHCNR02
- Brand: ABB
- Series: Relion 610
- Core Function: System voltage over/under protection and supervision
- Type: Plug-in voltage protection relay
- Key Specs: 2-stage overvoltage + 2-stage undervoltage, residual & negative-sequence functions
- Key Specs: Aux supply 100–240 VAC / 110–250 VDC, Pq < 9 W
- Key Specs: IEC 61850, IEC 60870-5-103, Modbus, DNP3, Profibus, LON, SPA
- Condition: New Original (New Surplus), not refurbished
- Key Technical Specifications
- Model: REU610 REU61030VVHCNR02
- Product ID: REU61030VVHCNR02
- Manufacturer: ABB
- Family: Relion 610 series
- Application: Busbar, feeder, transformer, motor, and capacitor bank voltage protection
- Core functions: 2-stage overvoltage, 2-stage undervoltage, residual overvoltage, negative phase-sequence overvoltage, positive phase-sequence undervoltage
- Additional features: Breaker failure protection, trip circuit supervision, self-hold trip signal
- Voltage inputs: 4 AC voltage channels selectable 100/110/115/120 V (phase-to-phase)
- Supply voltage: 100–240 VAC or 110–250 VDC
- Frequency: 50/60 Hz
- Power consumption: < 9 W
- Communication: IEC 61850, IEC 60870-5-103, Modbus, DNP3, Profibus, LON, SPA
- Display: LCD with multi-language support, password protection
- Memory: Non-volatile for operation/fault/trip records
- Disturbance recorder: 4 analog + 8 digital channels, battery-backed
- Mounting: Plug-in design for rack (width 177 mm rack / 164 mm casing; height 177 mm 4U rack / 160 mm casing)







