5.2 Powering on the battery system
Note: Please follow the instruction to turn on/off battery in case of any damage on battery modules.
In battery enclosure, battery cable and communication cable is preset
inside. Connect directly these cables on battery to the right position:
Note:
1. The two COM ports on battery are of the same function.
2. Battery packs shall be connected in parallel.
3. The cables between the battery and the inverter are connected in
the same way. Please refer to the "Cable connection of
SECU-A5.4L with ES, EM, SBP and BP inverters".
Battery Switch
TURN ON
Keep Pressing 2 seconds
TURN OFF
Keep Pressing > 5 seconds
5.1 Calibrating the DIP switch
• The DIP switches shall be configured differently between single piece battery and 2 battery
paralleling system.
• We just take SBP series inverter systerm as an example, the calibration method of the DIP
switch for ESA series inverter systerm is the same.
5. Battery Commissioning
1 2 3 4
ON
DIP
1 2 3 4
ON
DIP
1 2 3 4
ON
DIP
Function
Terminal Resistance Switch
GoodWe communication protocol Switch
DIP
2
3
Description
To recognize the last battery connected to inverter
To relize the communication between inverter and inverter unit part
ON
OFF
Communication cable connection of SECU-A5.4L with ESA inverter
Single Unit Of SECU-A5.4L System
2~6 Units Of SECU-A5.4L System
Communication cable connection of SECU-A5.4L with ES, EM, SBP and BP inverters
Wi-Fi
Reset/Rel
oad
SYSTEM
GRID
BACK-UP
ENERGY
COM
Wi-Fi
BATTERY
FAULT
COM PORT
COM PORT
BMS
Battery 1
Inverter
Battery 6
.......
Wi-Fi
Reset/Rel
oad
SYSTEM
GRID
BACK-UP
ENERGY
COM
Wi-Fi
BATTERY
FAULT
Battery
Inverter
Wi-Fi
Reset/Rel
oad
SYSTEM
GRID
BACK-UP
ENERGY
COM
Wi-Fi
BATTERY
FAULT
Battery 1
Battery 1~5
Battery 6
Inverter
Battery 6
.......
4.2 Communication Cable Connection
PIN
1
2
3
4
5
6
7
8
Colour
Orange and White
Orange
Green and White
Blue
Blue and White
Green
Brown and White
Brown
Function
N/A
N/A
N/A
CAN_H
CAN_L
N/A
N/A
N/A
1 2 3 4 5 6 7 8
When SECU-A5.4L is used with ES, EM, SBP and BP series inverters
，
the network cable needs
to be prepared by the user
.
RJ45 connector
Battery
Breaker
Battery
Switch
1. Check all cables are connected correctly.
2. Turn on the batery break.
3. Turn on all battery switches within 30 seconds
in the systerm. If it exceeds 30 seconds, there
will be a error alarm.
06
05