ABB RED650, Technical Manual

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13.5.4 Signals
PID-3522-INPUTSIGNALS v9
Table 244: ECRWPSCH Input signals
Name Type Default Description
U3P GROUP
SIGNAL
- Group signal for voltage input
BLOCK BOOLEAN 0 Block of function
IRVBLK BOOLEAN 0 Block of current reversal function
IRV BOOLEAN 0 Activation of current reversal logic
WEIBLK1 BOOLEAN 0 Block of WEI Logic
WEIBLK2 BOOLEAN 0 Block of WEI logic due to operation of other
protections
VTSZ BOOLEAN 0 Block of trip from WEI logic through fuse-failure
function
CBOPEN BOOLEAN 0 Block of trip from WEI logic by an open breaker
CRL BOOLEAN 0 POR Carrier receive for WEI logic
PID-3522-OUTPUTSIGNALS v8
Table 245: ECRWPSCH Output signals
Name Type Description
IRVL BOOLEAN Operation of current reversal logic
TRWEI BOOLEAN Trip signal from weak end infeed logic
ECHO BOOLEAN Permissive signal transmitted as echo signal or in
case of weak end infeed
13.5.5 Settings
PID-3522-SETTINGS v9
Table 246: ECRWPSCH Group settings (basic)
Name Values (Range) Unit Step Default Description
CurrRev Off
On
- - Off Operating mode of Current Reversal
Logic
tPickUpRev 0.000 - 60.000 s 0.001 0.020 Pickup time for current reversal logic
tDelayRev 0.000 - 60.000 s 0.001 0.060 Time Delay to prevent Carrier send and
local trip
WEI Off
Echo
Echo & Trip
- - Off Operating mode of WEI logic
tPickUpWEI 0.000 - 60.000 s 0.001 0.000 Coordination time for the WEI logic
3U0> 5 - 70 %UB 1 25 Neutral voltage setting for fault
conditions measurement
1MRK 505 394-UEN A
Section 13
Scheme communication
Line differential protection RED650 2.2 IEC 425
Technical manual