ABB REG316 4 Series Operating Instructions Manual page 321

REG 316*4 1MRB520049-Uen / Rev. F
Block BFP
Input for blocking the function.
F: not blocked
T: blocked
xx: all binary inputs (or outputs of protection functions).
Start L1, L2 or L3
BFP or RED Start in phase L1, L2 or L3
F: disabled
T: enabled
xx: all binary inputs (or outputs of protection functions).
Start L1L2L3
BFP or RED Start in all three phases
F: disabled
T: enabled
xx: all binary inputs (or outputs of protection functions).
External Start
starts the unconditional trip.
F: disabled
T: enabled
xx: all binary inputs (or outputs of protection functions).
CB Off
signals that the circuit-breaker is fully open and also used to
start the end zone fault protection.
F: CB not fully open
T: CB fully open
xx: all binary inputs (or outputs of protection functions).
CB On
signals that the circuit-breaker is fully closed.
F: CB not fully closed
T: CB fully closed
xx: all binary inputs (or outputs of protection functions).
ABB Switzerland Ltd
3-283