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2. One Main without Tie Breaker
Standard Arc Configurations User Manual for Eaton Arc Flash Relays
MN026009EN January 2016 www.eaton.com
2.2 One Main with EAFR to Two Feeder Breakers
(EAFR-101 CS:4)
2.2.1 Configuration Characteristics
Figure 4. One Main without Tie Breaker (EAFR-101 CS:4).
Table 6. Configuration Table for Figure 4
Configuration Selection Number
EAFR-110P CS:1,A
EAFR-101 CS:4
Number of Incoming Main
1 x Incoming Main
Number of Outgoing Feeders
n x Outgoing Feeders
Number of the Circuit Breakers
1 x Main CBs
n x Outgoing CBs
Selective Trip for Incoming Main CBs
Yes
Selective Trip for Outgoing Feeder CBs
Yes
Master Trip Function (MT)
Yes
Units Applied
1 x EAFR-110P
n x EAFR-101
Note:
n = 1 to 20.
EAFR-110P
EAFR-110P
ERROR
POWER
SET
T1
T2
S1
IL1
S2
IL2
S3
IL3
S4
Ig
S5
BI1
BI2
HSO1
BO1
HSO2
T3
T4
Eaton Arc Flash Relay
EAFR-101
EAFR-101
ERROR
T1,T3,T4
T2,T4
POWER
SET
S1
S2
S3
S4
S5
BI1
BI2
BO1
Eaton Arc Flash Relay
EAFR-101
EAFR-101
ERROR
T1,T3,T4
T2,T4
POWER
SET
S1
S2
S3
S4
S5
BI1
BI2
BO1
Eaton Arc Flash Relay
CB
CB
CB
CB
CB
CB
CS:1,A
CS:4
CS:4