Sungrow SD175HV - Appendix; Technical Data and Specifications

30
CCooddee
SSiiggnnaall DDeeffiinniittiioonn
COMM2-14
DSP_CANH
COMM2-15
NC1
COMM2-16
DSP_CANL
COMM2-17
-
COMM2-18
-
COMM3-1
BMS_A
COMM3-2
A2
COMM3-3
BMS_B
COMM3-4
B2
COMM3-5
DI_1
COMM3-6
A1
COMM3-7
PGND_24V
COMM3-8
B1
COMM3-9
-
COMM3-10
BMS_CANH
COMM3-11
COM1
COMM3-12
BMS_CANL
COMM3-13
-
COMM3-14
DSP_CANH
COMM3-15
NO1
COMM3-16
DSP_CANL
COMM3-17
-
COMM3-18
-
Step 1 Unscrew the waterproof nut at the base.
Step 2 Take out the internal wiring block.
5 Electrical Connection User Manual