Schweitzer Engineering Laboratories SEL-2100, Instruction Manual

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3-18 Application Examples Date Code 20010305
SEL-2100 Instruction Manual
SEL-2100 Logic Diagram
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R2P1
LT1
R2P2
LT2
R2P3
LT3
R6P4
LT4
ROK1
R3P1
ROK2
R3P2
ROK3
R3P3
ROK4
R3P4
LT1
LT2
LT3
LT4
LV1
T2P1, T2P2, T2P3
OUT101
R4P1
R4P2
R4P3
R4P4
SV14T
SV13T
SV12T
SV11T
SV3T
LV1
SV1 SV1T
R1P1
R1P2
R1P3
R1P4
/RB1
S
R
S
R
S
R
S
R
LT3
LT4
LT2
LT1
SV3
LT3
LT4
LT2
LT1
/RB2
/RB3
/RB4
0
12
OUT103
T1P1, T1P2, T1P3
LV3
DWG: M2100_006
LT7
160
15
External Fault Detected;
Block Bus Trips
Relay
Out of
Service
Fault Detected in
Direction of Bus
Time-Qualified
Bus Trip Decision
Trip Breaker 1,
Breaker 2, and
Breaker 3
Breaker Failure
Trip
0
150
0
150
0
150
0
150
Bus Protection for
Bus A Disabled
Pulse Remote Bit
n to Indicate
Relay n is In or Out of Service
M
IRRORED BITS
OK and
LOP Not Asserted
Relay 1 Detects Fault
Away From Bus A
Bus Protection For
Bus A Enabled
Breaker Failure Initiate
From Relay 4
Relay 4 In
Service
Relay 1 In
Service
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Relay Settings
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