Logic Diagram; Input And Output Signals - ABB REL 501-C1 2.5 Technical Reference Manual

2.4
2.5
128
Time delayed overvoltage protection (TOV)

Logic diagram

TOV--BLKTR
TEST
TOV--TEST
&
Block TOV=Yes
TOV-BLOCK
TOV--STUL1N
TOV--STUL2N
TOV--STUL3N
TOV--ST3UO
Figure 67: TOV, logic diagram

Input and output signals

Table 135: Input signals for the TOV (TOV--) function block
Signal
BLOCK
BLKTR
Path in local HMI: ServiceReport/Functions/TimeDelayOV/FuncOutputs
≥1
&
≥1
&
&
&
Description
Block of time delayed overvoltage function
Block of trip output from time delayed overvoltage function
Chapter 6
Voltage
TOV-TRIP
≥1
TOV-TRPE
&
t
TOV-STPE
TOV-STL1
TOV-STL2
TOV-STL3
TOV-STN
TOV-TRN
&
t
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