ABB RED650 - Technical Data

Internal signals Source of destination Description
blockRemoteTerm2 Signal from LDCM Block from remote terminal 2
testModeInput Signal from test mode function Input for forcing the function
into test mode
diffTripL1 Signal from differential function Trip from local differential
function in phase L1
diffTripL2 Signal from differential function Trip from local differential
function in phase L2
diffTripL3 Signal from differential function Trip from local differential
function in phase L3
tripL1RemoteTerm1 Signal from LDCM Trip from remote terminal 1 in
phase L1
tripL1RemoteTerm2 Signal from LDCM Trip from remote terminal 2 in
phase L1
tripL2RemoteTerm1 Signal from LDCM Trip from remote terminal 1 in
phase L2
tripL2RemoteTerm2 Signal from LDCM Trip from remote terminal 2 in
phase L2
tripL3RemoteTerm1 Signal from LDCM Trip from remote terminal 1 in
phase L3
tripL3RemoteTerm2 Signal from LDCM Trip from remote terminal 2 in
phase L3
tripL1ToRemote Signal to LDCM Trip to remote terminals phase
L1
tripL2ToRemote Signal to LDCM Trip to remote terminals phase
L2
tripL3ToRemote Signal to LDCM Trip to remote terminals phase
L3
localDiffBlock Signal to differential function Block local line differential
function operation
blockToRemote Signal to LDCM Block to be sent to remote
terminals
testModeToRemote Signal to LDCM Test mode indication to be sent
to remote terminals
6.1.8 Technical data
IP14336-1 v1
M16023-1 v9
Table 42: LT3CPDIF technical data
Function
Range or value Accuracy
Minimum operate current (20-200)% of IBase ±1.0% of I
r
at I ≤ I
r
±1.0% of I at I > I
r
SlopeSection2 (10.0-50.0)% -
SlopeSection3 (30.0-100.0)% -
EndSection 1 (20–150)% of IBase -
EndSection 2 (100–1000)% of IBase -
Table continues on next page
1MRK 505 394-UEN A Section 6
Differential protection
Line differential protection RED650 2.2 IEC 109
Technical manual