Protection and Control System

Primeira Imagem do GRE-Series

GRE-Series

For the distribution sector Toshiba offers the GRE relay line, with application on Transmission line protection, transformers (with 2 windings), feeders, motors and capacitor banks.

GRE 110 – overcurrent and earth fault protection and control
GRE 120 – Motor protection and control
GRE 130 – Voltage and frequency protection and crontrol
GRE 140 – directional overcurrent and earth fault protection and control
GRE 160 – Transformer Protection (two windings)
GRE 170 – Machine Protection

Primeira Imagem do GRE200-Series

GR200 Series

Toshiba has the GR-200 relay line, with application on transmission line protection, transformers, reactors, capacitor banks, bars and gap control, worldwide used.

200 GBU – Bay Control
GRZ 200 – Distance Protection
GRL 200 – Line Differential Protection
GRT 200 – Transformer Protection
GRB 200 – Busbar Protection

Toshiba Relays Background