Connecting Power Supply - ABB RELION REX640 Installation Manual

1MRS759115 A
5.6
REX640
Installation Manual
GUID-6B2AB7B2-D285-4F90-A73D-40603FA7050B V1 EN
Figure 61: PSM100x

Connecting power supply

The permitted auxiliary voltage range is found on the protection relay's sticker.
• Connect the protection relay's auxiliary voltage to slot G terminal X1:1-2.
• Connect the positive lead to terminal X1:1.
PSM100x
X1
1
+/~
Uaux
- /~ 2
3
RF
4
5
6
SO1
7
8
9
SO2
10
11
SSO1
12
13
SSO2
14
POSP1
15
16
POSP2
17
18
X2
1
SO3
2
3
4
I
6
PODP1
5
7
PO1_TCS
8
I 9
11
PODP2
10
12
PO2_TCS
13
14
I
16
PODP3
15
17
PO3_TCS
18
Section 5
Connecting
Uaux
73