Name Type Description
U_STDBY_FAIL BOOLEAN Standby voltage below per-
missible limit for transfer
U_BB_FAIL BOOLEAN Busbar voltage below permis-
sible limit for fast transfer
U_BB_U_RES BOOLEAN Busbar voltage below residu-
al voltage limit
INIT_UF BOOLEAN Transfer is initiated by under
frequency initiation
INIT_UV BOOLEAN Transfer is initiated by under
voltage initiation
INIT_EXT BOOLEAN Transfer is initiated by exter-
nal initiation
INIT_MAN BOOLEAN Transfer is initiated by man-
ual initiation
INIT_CBOPN BOOLEAN Transfer initiated by CB open
initiation
TR_1_2_OK BOOLEAN Transfer is allowed from
feeder 1 to feeder 2
TR_2_1_OK BOOLEAN Transfer is allowed from
feeder 2 to feeder 1
LAST_TR_1_2 BOOLEAN Last valid transfer has been
from feeder 1 to feeder 2
LAST_TR_2_1 BOOLEAN Last valid transfer has been
from feeder 2 to feeder 1
AL_OPN_CB1 BOOLEAN Circuit breaker 1 opening
time alarm
AL_CLS_CB1 BOOLEAN Circuit breaker 1 closing time
alarm
AL_OPN_CB2 BOOLEAN Circuit breaker 2 opening
time alarm
AL_CLS_CB2 BOOLEAN Circuit breaker 2 closing time
alarm
U_AB_1 FLOAT32 Analog output
U_BC_1 FLOAT32 Analog output
U_CA_1 FLOAT32 Analog output
U_AB_2 FLOAT32 Analog output
U_BC_2 FLOAT32 Analog output
U_CA_2 FLOAT32 Analog output
U_AB_BB FLOAT32 Analog output
FRQ_MEAS_1 FLOAT32 Analog output
FRQ_MEAS_2 FLOAT32 Analog output
FRQ_MEAS_BB FLOAT32 Analog output
ANG_DIFF FLOAT32 Analog output
Control functions 1MRS759142 F
1800 REX640
Technical Manual
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