ABB REG316 4 Series Operating Instructions Manual page 119

REG 316*4 1MRB520049-Uen / Rev. F
CurrentInp
defines the c.t. input channel. All current I/P's may be
selected. In the case of three-phase measurement, the first
channel (R phase) of the group of three selected must be
specified.
IB-Setting
Base current for taking account of differences of rated current
I .
N
BlockInp
defines the input for an external blocking signal.
F: - not used
T: - function always blocked
xx: - all binary inputs (or outputs of protection
functions).
Trip
Tripping signal.
Start
Pick-up signal.
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