Setting Parameters; Technical Data - ABB REL 501-C1 2.5 Technical Reference Manual

1.5
1.6
126
Time delayed undervoltage protection (TUV)
Table 132: Output signals for the TUV (TUV--) function block
Signal
TRIP
STL1
STL2
STL3
START

Setting parameters

Path in local HMI: Settings/Functions/Groupn/TimeDelayUV
Table 133: Setting parameters for the time delayed undervoltage protection TUV (TUV--)
function
Parameter Range
Operation Off, On
UPE< 10-100
Step: 1
t 0.000-60.000
Step: 0.001

Technical data

Table 134: TUV - Time delayed undervoltage protection
Function
Operate voltage, UPE<
Time delay
Description
Trip by time delayed undervoltage function
Start phase undervoltage phase L1
Start phase undervoltage phase L2
Start phase undervoltage phase L3
Start phase undervoltage
Default Unit
Off -
70 % of U1b
0.000 s
Setting range
(10-100) % of U1b in steps of 1%
(0.000-60.000) s in steps of 1ms
Description
Operating mode for TUV function
Operate phase voltage
Time delay
Accuracy
± 2.5 % of U
r
± 0.5 % ± 10 ms
Chapter 6
Voltage