Dyness Tower T21 - Battery Controller

Tower ESS User Manual
12
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Battery Controller
Figure 2-7 BDU right connections
Figure 2-8 BDU left connections
Figure 2-9 BDU bottom connections
Table 2-5 Interface Definition
Name
Description
WAKE button
Press and hold 10s to start the battery system
External positive
socket
Connect battery system to inverter positive terminal
EXT-CAN/RS485
communication port
RJ45 communication port between battery system and
inverter
External negative
socket
Connect battery system to inverter negative terminal
ON/OFF switch
Switch on to start the BMS system
DC breaker
Master switch of the battery system: Switch on before
switching ON/OFF and WAKE buttons on; short circuit
protection.
Power Waking Button
External Positive Socket
DC Breaker
EXT-CAN/RS485 Communication
External Negative Socket
Power On Switch
WiFi antenna
Composite
connector-Socket