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... >
Protection and Control
- Transformer biased current differential protection (87T)
- Transformer unrestrained instantaneous current differential protection
NR Electric
... Product overview
PCS-978S
transformer
relay delivers fast, selective
protection, control and monitoring for two-winding and three-winding
transformers, auto-
transformers ...
NR Electric
... detection
NR Electric
... li>
Main transformer protection
- Transformer restricted earth
NR Electric
... br>
Main Transformer Protection
- Current differential protection (87T)
- Transformer restricted earth fault protection (64REF)
- Negative-sequence
NR Electric
... Overview
PCS-985TE is a numerical
transformer
protection
relay that integrates primary and backup
transformer
protection functions in a single device. It provides ...
NR Electric
... >
Protection and Control
- Phase Overcurrent Protection (50/51P)
- Earth Fault Overcurrent Protection (50/51G)
- Another Group of Earth
NR Electric
... 61850-8-1 MMS.
Protection functions
- Six-stage phase overcurrent protection (50/51P)
- Four-stage directional phase overcurrent protection
NR Electric