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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
Summary of Contents for RED650
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