ABB RED670 - Activating the Test Mode; Preparing the Connection to the Test Equipment

Direct transfer trip
Table 83. Low active power and power factor protection LAPPGAPC
Function Range or value Accuracy
Operate value, low active power (2.0-100.0)% of SBase ±1.0% of S
r
Reset ratio, low active power <105% -
Operate value, low power factor 0.00-1.00 ±0.02
Independent time delay to operate for low active power at 1.2 to 0.8
x P
set
(0.000-60.000) s ±0.2% or ±40 ms whichever is
greater
Independent time delay to operate for low power factor at 1.2 to 0.8
x PF
set
(0.000-60.000) s ±0.2% or ±40 ms whichever is
greater
Critical impulse time, low active power 10 ms typically at 1.2 to 0.8 x P
set
-
Impulse margin time, low active power 10 ms typically -
Table 84. Compensated over- and undervoltage protection COUVGAPC
Function
Range or value Accuracy
Operate value, undervoltage (1-100)% of UBase ±0,5% of U
r
Absolute hysteresis (0.00–50.0)% of UBase ±0.5% of U
r
at U ≤ U
r
±0.5% of U at U > U
r
Critical impulse time, undervoltage 10 ms typically at 1.2 to 0.8x U
set
-
Impulse margin time, undervoltage 15 ms typically -
Operate value, overvoltage (1-200)% of UBase ±0.5% of U
r
at U≤U
r
± 0.5% of U at U>U
r
Critical impulse time, overvoltage 10 ms typically at 0.8 to 1.2 x U
set
-
Impulse margin time, overvoltage 15 ms typically -
Independent time delay for undervoltage functionality at 1.2 to
0.8 x U
set
(0.000-60.000) s ±0.2% or ±40 ms whichever is
greater
Independent time delay for overvoltage functionality at 0.8 to 1.2
x U
set
(0.000-60.000) s ±0.2% or ±40 ms whichever is greater
Table 85. Sudden change in current variation SCCVPTOC
Function
Range or value Accuracy
Operate value, overcurrent (5-100)% of IBase ±2.0% of I
r
Hold time for operate signal at 0 to 2 x Iset (0.000-60.000) s ±0.2% or ±15 ms whichever is
greater
Table 86. Carrier receive logic LCCRPTRC
Function
Range or value Accuracy
Operation mode 1 Out Of 2
2 Out Of 2
-
Independent time delay (0.000-60.000) s ±0.2% or ±35 ms whichever is
greater
1MRK 505 346-BEN -
Line differential protection RED670 2.1 IEC
Product version: 2.1
90 ABB