ABB REC650 - Function Block; Settings; Signals

7.4.3 Function block
LOVPTUV
U3P*
BLOCK
CBOPEN
BLKU
TRIP
START
IEC09000279_1_en.vsd
IEC09000279 V1 EN
Figure 76: LOVPTUV function block
7.4.4 Signals
Table 129: LOVPTUV Input signals
Name Type Default Description
U3P GROUP
SIGNAL
- Three phase group signal for voltage inputs
BLOCK BOOLEAN 0 Block of function
CBOPEN BOOLEAN 0 Circuit breaker open
BLKU BOOLEAN 0 Block from voltage circuit supervision
Table 130: LOVPTUV Output signals
Name
Type Description
TRIP BOOLEAN Trip signal
START BOOLEAN Start signal
7.4.5 Settings
Table 131: LOVPTUV Group settings (basic)
Name
Values (Range) Unit Step Default Description
Operation Off
On
- - Off Operation Off/On
UPE 1 - 100 %UB 1 70 Operate voltage in% of base voltage
Ubase
tTrip 0.000 - 60.000 s 0.001 7.000 Operate time delay
Table 132: LOVPTUV Group settings (advanced)
Name
Values (Range) Unit Step Default Description
tPulse 0.050 - 60.000 s 0.001 0.150 Duration of TRIP pulse
tBlock 0.000 - 60.000 s 0.001 5.000 Time delay to block when all 3ph voltages
are not low
tRestore 0.000 - 60.000 s 0.001 3.000 Time delay for enable the function after
restoration
Section 7 1MRK 511 287-UEN A
Voltage protection
176
Technical manual