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Application of the GRZ100 relay to transmission lines in solidly earthed networks.
Comprehensive distance protection with multiple zones for forward and reverse faults.
Distance protection schemes utilizing telecommunication for enhanced reliability.
Detects failed breaker operation and initiates back-up tripping.
Records time-tagged fault data for the 8 most recent faults.
Indicates fault location in km and % along the protected line.
Front panel interface with LCD, LEDs, and operation keys.
Communication with the relay via a local PC using RS232C port.
Electrical and environmental ratings of the relay.
Parameters for phase fault distance measuring elements.
Parameters for earth fault distance measuring elements.
Ordering codes for standard distance relays.
Different relay models based on autoreclose and fault detector features.
Detailed connection diagram for Model 201.
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