Siemens 7SR10 Argus Series, Manual

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7SR10 Installation Guide
© 2018 Siemens Protection Devices Limited Chapter 5 Page 7 of 13
1.3 Current Transformer Configurations
Relay Current
Configuration
Setting
Description Connection
IG 50G/51G -
Measured E/F
A B C
1A
5A
12
11
10
S2
S
1
P2
P1
D
irec
tio
n
of
p
ow
er
fl
ow
In t
he
for
w
ar
d di
re
ct
ion
IL4
ISEF 50SEF/51SEF -
Measured
Sensitive E/F
A B C
1A
5A
12
11
10
S2
S
1
P2
P1
D
irec
tio
n
of
p
ow
er
fl
ow
In t
he
for
w
ar
d di
re
ct
ion
ISEF
A B C
P2
P1
D
irec
tio
n
of
p
ow
er
fl
ow
In t
he
for
w
ar
d di
re
ct
ion
S2
S
1
1A
5A
12
11
10
ISEF
IREF 64H – High
Impedance
Restricted E/F
A B C
S
2
S
1
P
2
P
1
D
irec
tio
n
of
p
ow
er
fl
ow
In t
he
for
w
ar
d di
re
ct
ion
S1 S2
1A
5A
12
11
10