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2. General
Figure 3. EAFR-110F Simplified Block Diagram.
X2
15
BI1
14
13
EN
T1
LATCH
12
11
EN
T2 / CBFP
LATCH
10
9
T3
8
7
T4
6
5
4
SF
3
2
Uaux
1
24Vdc
24Vdc
12Vdc
24Vdc
X3
12
IL1
1A / 5A
11
10
IL2
1A / 5A
9
8
IL3
1A / 5A
7
6
Ig
1A / 5A
5
4
HSO1
3
2
HSO2
1
4
EAFR-110 Current and Arc Light Sensor Relay User Manual MN026007EN February 2016 www.eaton.com
SW2/8
SW2/8
uP
12Vdc
5Vdc
X1
15
14
13
12
RX
S1
TX
RX
S2
TX
RX
S3
TX
QD
Power
Error
T3
T1
T4
T2
S1
IL1
S2
IL2
S3
IL3
QD
HSO1
BI1
HSO2
BI2
BO1
S1 Sensor Channel 1:
Light
S2 Sensor Channel 2:
Light
S3 Sensor Channel 3:
Light
Arc Configuration:
Type A
Configuration Select:
SW1
Latch
T1/T2:
HSO:
Latch
S1:
TBD on
S5:
Trip Relay:
Fast
CBFP Time:
100 ms
Phase Sensor:
1 A
Ground Sensor:
1 A
SW2
Ig
set
[ x In ]
1.0
0.05
Current
set
[ x In ]
0.5
6.0
Self supervision
Control and power supply
8
Light and Current
Light and Current
7
Light and Current
6
Type B
5
4
3
2
1
Non Latch
8
Non Latch
7
TBD off
6
5
CBFP
4
150 ms
3
5 A
2
5 A
1
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