43
6. Multi-mains without Breaker
Standard Arc Configurations User Manual for Eaton Arc Flash Relays
MN026009EN January 2016 www.eaton.com
EAFR-110P CS:4A
Table 44. Trip and I/O Description - EAFR-110P CS:4,A.
Light
Current
(External)
Current
(Internal)
I/O Description
Trip Description
IL, Ig
Current inputs phase IL1, IL2, IL3, and
E/F Ig.
Measuring current for main(s).
Signal outputs: HSO1 (Current) to main unit EAFR-110P CS:2,A input BI1.
BI2
Binary input 2.
Signal outputs: HSO1 (Current) to main unit EAFR-110P CS:2,A input BI1 and
main unit EAFR-110P CS:4,A.
Signal inputs: Current from main unit EAFR-110P CS:4,A output HSO1.
S1
Sensor channel 1.
Monitoring incoming cable compart-
ment.
Trip criteria: Light only.
Trip outputs: T1 (main CB), T2 (upstream CB [HV side]), T4 (trip alarm).
S2
IL, Ig
Sensor channel 2.
Monitoring incoming circuit breaker
compartment.
Trip criteria: C Light.
Trip outputs: T1 (main CB), T2 (upstream CB [HV side]), T3 (not in use), T4
(trip alarm).
Signal outputs: BO1 (Light) to main unit EAFR-110P CS:2,A input BI2.
Signal inputs: MT from main unit EAFR-110P CS:2,A output HSO2.
BI2
S3/S4
IL, Ig
Sensor channel 3/4.
Monitoring busbar compartment.
Trip criteria: C Light.
Trip outputs: T1 (main CB), T3 (not in use), T4 (trip alarm).
Signal outputs: BO1 (Light) to main unit EAFR-110P CS:2,A input BI2.
Signal inputs: MT from main unit EAFR-110P CS:2,A output HSO2.
BI2
BI1
Binary input 1.
Trip criteria: C Light.
Trip outputs: T1 (main CB), T3 (not in use), T4 (trip alarm).
Signal inputs: MT from main unit EAFR-110P CS:2,A output HSO2.
Table 45. Trip and I/O Logic - EAFR-110P CS:4,A.
Inputs
Outputs
Light
Current
(External)
Current
(Internal)
T1
T2
T3
T4
HSO1
(Current)
HSO2 (MT)
BO1 (Light)
S1
x
x
x
S2
IL, Ig
x
x
x
x
x
x
BI2
S3
IL, Ig
x
x
x
x
x
BI2
S4
IL, Ig
x
x
x
x
x
BI2
BI1
IL, Ig
x(MT)
x(MT)
x(MT)
BI2