Grundfos IO 50 SQFlex Installation And Operating Instructions Manual page 16

Appendix A
A.1. Appendix
Connection diagram, one DC conductor grounded
Pos.
1
2
Connection diagram, AC connection
Pos.
1
2
Install the jumpers as indicated in section
16
IO 50
PE
1
Description
Solar Module
SQ Flex
IO 50
~ ~
PE
1
Description
AC Source
SQ Flex
4.2 Electrical
PE
2
~ ~
PE
2
connection.