KStar KSG-30K Installation Manual

Logger installation guide for KSTAR Inverter
Make:
Type
Available models:
CONNECTION DAIGRAM:
The communication terminals (RS485) are located at the bottom of the inverter. And there are
two connection terminals on the configuration circuit board: ++ - - terminal blocks.
Connection Steps
➢
Please unscrew the RS485 terminal as shown in A part of Figure 1.
➢
Please make the connections from the Terminal Block to Holmium Dlog as mentioned in Table
Connect the cables from Holmium Dlog to communication port of inverter as shown below
DLOG
Input
Reverse
Suppl
Supply
Kstar Pin No.
1
2
3
4
KSTAR
Solar on Grid string inverter
KSG-30K,KSG-36K,KSG-50K,KSG-60K
Figure 1: KSTAR string inverter communication port and connections
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O
K
GSM
Powe Net
wor St
at RF
Syn
Figure 2: Connection of Dlog with KSTAR RS485 chip
Kstar Assignment
(A) R/T+
(A) R/T+
(B) R/T-
(B) R/T-
Table 1: Kstar chip connection with Holmium Dlog
Holmium
Pin No.
RS485 IN
3
RS485 OUT
RS485 IN
4
RS485 OUT
1
Holmium
Assignment
D+
D-