CPS SCA Series - Communication Connection

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Table 3-12 Specification of AC Breaker Selection
Inverter
Min AC OCPD
Max AC OCPD
CPS SCA25KTL-DO/US-208
100A
125A
CPS SCA50KTL-DO/US-480
90A
110A
CPS SCA60KTL-DO/US-480
100A
125A
3.4 Communication Connection
CPS SCA25KTL-DO/US-208、CPS SCA50KTL-DO/US-480 and SCA60KTL
-DO/US-480 inverters support industry standard Modbus RS485
communication.
1 2 3
ON
OFF
S1
5
OFF
ON
+12V
12VGND
RS485_B-
RS485_A+
485_GND
+12V
12VGND
RS485_B-
RS485_A+
RS485_GND
RS485_GND
RS485_A+ RS485_B-
P9
P6
P7
P8
S1
P1
OFF
ON
+12V
12VGND
RS485_B-
RS485_A+
485_GND
+12V
12VGND
RS485_B-
RS485_A+
RS485_GND
RS485_GND
RS485_A+
RS485_B-
P9
P6
P7
P8
S1
P1
4
Figure 3-32 Communication Board in the Wirebox