ABB REG670 - Function Block

8.14.3 Function block
VRPVOC
I3P*
U3P*
BLOCK
BLKOC
BLKUV
TRIP
TROC
TRUV
START
STOC
STUV
IEC12000184-1-en.vsd
IEC12000184 V1 EN
Figure 207: VRPVOC function block
8.14.4 Signals
Table 241: VRPVOC Input signals
Name Type Default Description
I3P GROUP
SIGNAL
- Three phase group signal for current inputs
U3P GROUP
SIGNAL
- Three phase group signal for voltage inputs
BLOCK BOOLEAN 0 Block of function both stages
BLKOC BOOLEAN 0 Block of voltage restraint overcurrent stage (ANSI
51V)
BLKUV BOOLEAN 0 Block of under voltage function
Table 242: VRPVOC Output signals
Name
Type Description
TRIP BOOLEAN General trip signal
TROC BOOLEAN Trip signal from voltage restrained overcurrent
stage
TRUV BOOLEAN Trip signal from undervoltage function
START BOOLEAN General start signal
STOC BOOLEAN Start signal from voltage restrained overcurrent
stage
STUV BOOLEAN Start signal from undervoltage function
1MRK502052-UEN B Section 8
Current protection
447
Technical manual