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50
7. Multi-mains with Tie Breaker
Standard Arc Configurations User Manual for Eaton Arc Flash Relays
MN026009EN January 2016 www.eaton.com
Table 52. Trip and I/O Logic - EAFR-110P CS:7,A (LS).
Inputs
Outputs
Light
Current
(External)
Current
(Internal)
T1
T2
T3
T4
HSO1
(Current)
HSO2 (MT)
BO1 (Light)
IL, Ig
x
x
BI1
x
S1
x
x
x
S2
IL, Ig
x
x
x
x
x
x
x
BI1
x
x
x
x
x
x
S3
IL, Ig
x
x
x
x
x
x
BI1
x
x
x
x
x
S4
IL, Ig
x
x
x
x
x
x
BI1
x
x
x
x
x
BI2
IL, Ig
x(MT)
x(MT)
x(MT)
x
x
BI1
x
EAFR-101 CS:1 (LS):
Table 53. Trip and I/O Description - EAFR-101 CS:1 (LS).
Light
Current
(External)
I/O Description
Trip Description
BI1
Binary input 1.
Signal inputs: BI1 (Current) from main unit EAFR-110P CS:2,A (LS) output HSO1.
S1
BI1
Sensor channel 1.
Monitoring outgoing cable compartment.
Trip criteria: C Light.
Trip outputs: T1 (outgoing CB), T3 (not in use), T4 (trip alarm).
Signal outputs: BO1 (Light) to main unit EAFR-110P CS:2,A (LS) after CBFP setting time.
S2
BI1
Sensor channel 2.
Monitoring outgoing circuit breaker com-
partment.
Trip criteria: C Light.
Trip outputs: T2 (CBFP), T4 (CBFP).
Signal outputs: BO1 (Light) to main unit EAFR-110P CS:2,A (LS) input BI2.
Signal inputs: BI2 (MT) from main unit EAFR-110P CS:2,A (LS) output HSO2.
S3/S4 BI1
Sensor channel 3/4.
Monitoring busbar compartment.
Trip criteria: C Light.
Trip outputs: T2 (CBFP), T4 (CBFP).
Signal outputs: BO1 (Light) to main unit EAFR-110P CS:2,A (LS) input BI2.
Signal inputs: BI2 (MT) from main unit EAFR-110P CS:2,A (LS) output HSO2.
BI2
Binary input 2.
Trip criteria: C Light.
Trip outputs: T1 (outgoing CB), T2 (CBFP), T3 (not in use), T4 (trip alarm).
Signal inputs: BI2 (MT) from main unit EAFR-110P CS:2,A (LS) output HSO2.
Table 54. Trip and I/O Logic - EAFR-101 CS:1 (LS).
Inputs
Outputs
Light
Current (External)
T1
T2
T3
T4
BO1
BI1
S1
BI1
x
x(CBFP)
x
x
x(CBFP)
S2
BI1
x(CBFP)
x(CBFP)
x
S3
BI1
x(CBFP)
x(CBFP)
x
S4
BI1
x(CBFP)
x(CBFP)
x
BI2
x(MT)
x(CBFP)
x(MT)
x(MT)