Toshiba GR-200 Series Instruction Manual page 651

EF-DRT relay setting
(ii)
An earth fault relay (EF-DRT) is provided; set the pick-up value for the [EF-DRT]; then set On
for the [EF-DRT-EN].
UV-DRT relay setting
(iii)
An under-voltage relay (Line-ground) (UV-DRT) is provided. Set the value for the [UV-DRT];
then set On for the [UV-DRT-EN].
UVS-DRT relay setting
(iv)
An under-voltage relay (Line-Line) (UVS-DRT) is provided. Set the value for the [UVS-DRT];
then set On for the [UVS-DRT-EN].
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6F2T0200 (0.15)
GRE200 (1,2)