REF630 ABB Feeder Protection Control Panel for Medium Voltage Systems
Description
REF630 ABB Feeder Protection Control Panel is a medium voltage feeder protection, control, measurement, and supervision device belonging to the ABB Relion product family’s 630 series.
| Specification | Value |
|---|---|
| Rated Voltage | 12kV |
| Rated Current | 630A, 1250A |
| Rated Frequency | 50Hz |
| Rated Power Frequency Withstand Voltage (1min) | Phase-to-phase/phase-to-ground dry test 42kV, wet test 34kV; break dry test 48kV |
| Rated Lightning Impulse Withstand Voltage | Phase-to-phase/phase-to-ground 75kV; break 85kV |
| Rated Short-Circuit Breaking Current/Number of Operations | 20kA/30 times |
| Rated Short-Circuit Making Current (Peak) | 50kA |
Key Features:
- High sensitivity and selective multi-frequency admittance earth fault protection with fast short-circuit and earth fault location
- Supports control of multiple manual and motorized disconnectors and earthing switches
- Full compliance with IEC61850 substation communication standard, plus support for DNP3 (TCP/IP) and IEC 60870-5-103 (serial) protocols for seamless SCADA integration
Applications:
- Main protection for overhead lines and cable feeders in radial, loop, and mesh distribution networks with isolated, resistance, compensated, or solidly earthed neutrals
- Compatible with single and double busbar configurations, supporting 1 or 2 circuit breakers and multiple switching devices
Related Models:
- REF615C
- REF543
- REC615