ABB RELION REX640 - Page 1923

57-240V
N
VT1
57-240V
N
VT2
57-240V
N
VT3
57-240V
N
VT4
57-240V
N
VT5
1/5A
N
CT1
N
CT2
N
CT3
N
CT4
N
CT5 (for residual
X1
X2
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
1/5A
1/5A
1/5A
0.2/1A
S1
S2
P2
P1
S1
P1
P2
S2
Positive
Load flow
Direction
AIM1001
n
a
da
dn
A
n
L1 L2 L3
L1
L2
L3
current only)
Figure 1020: AIM1001 module
1MRS759142 F
Protection relay's physical connections
REX640
Technical Manual
1923