Communication Connection - Sunways STH 15-33KTL-HT User Manual

※ 4.5 Communication Connection
4.5.1 Communication wiring illustration
All communication ports are hidden behind the communication terminal at the bottom of inverter
which including Meter port, CAN port, BMS port, EMS port, RLYOUT port, DRED port, as shown in
Figure 4-29、4-30.
Cables Screw cap
Single hole seal ring
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1
2
3
4
5
6
The insulator Screw
Com sheet cover
Figure 4-29
Figure 4-30
Inverter communication interface and definition as shown in table below:
Type
METER
BMS
DRED
PARCAN
EMS
RLYOUT PARCAN
EMS
RLYOUT
Figure 4-31 Communication terminals definition
Dismantle the cover of the communication ports with a screwdriver, and put all communication
cables through the holes and follow the illustration below to make the connection of each
communication cables, and when all cables have connected, put back the cover and screw up the
anti-water cap of the holes, as shown in Figure 4-32:
Figure 4-32
Definition
Communicate with Meter
Communicate with BMS
For Australia use/One key to shut off
Parallel CAN communication bus interface
EMS power dispatching interface
Dry contact output, a group of normally open contact
passive dry contact
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