ABB Relion 620 Series, Technical Manual

Page: 1075 / 1224

Name Type Default Description
TR3_I_AMPL FLOAT32 0.00 Received current
magnitude from
transformer 3
TR3_I_ANGL FLOAT32 0.00 Received current an-
gle from transformer
3
Table 1024: OLATCC Output signals
Name Type Description
RAISE_OWN BOOLEAN Raise command for own
transformer
LOWER_OWN BOOLEAN Lower command for own
transformer
FLLW1_CTL INT32 Lower/Raise command for
follower transformer 1 in the
Master/Follower operation
mode
FLLW2_CTL INT32 Lower/Raise command for
follower transformer 2 in
the Master/Follower opera-
tion mode
FLLW3_CTL INT32 Lower/Raise command for
follower transformer 3 in
the Master/Follower opera-
tion mode
ALARM BOOLEAN Alarm status
PAR_FAIL BOOLEAN Parallel failure detected
PARALLEL BOOLEAN Parallel or single operation
AUTO BOOLEAN Auto/Manual indication
BLKD_I_LOD BOOLEAN Indication of over current
blocking
BLKD_U_UN BOOLEAN Indication of under voltage
blocking
RNBK_U_OV BOOLEAN Indication of raise voltage
runback
BLKD_I_CIR BOOLEAN Indication of high circulating
current blocking
BLKD_LTCBLK BOOLEAN Indication of external block-
ing
9.5.7 Settings
1MRS757644 H Control functions
620 series
Technical Manual
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