ENABLE 12V
ENABLE GND
ENABLE GND
RS485 A+
RS485 B-
CAN Hi
CAN Lo
Primary
Primary Pack
Pack
In the case of products using a combiner box, communication lines can also be connected
through the combiner box.
not the battery's own condition. Therefore, you must refer to the battery communication
connection description in the inverter installation guide. Below are some examples
according to the inverter model.
[When only 1 pack is installed]
SMA
SUNNY BOY
Inverter model
STORAGE
2.5/3.7/5.0/6.0
(Case 1)
Primary / Secondary
Primary
Communication
ON
resistor
[When installing 2 packs]
SMA
SUNNY BOY
Inverter model
STORAGE
2.5/3.7/5.0/6.0
(Case 2-1)
Primary / Secondary
Primary
Primary
Communication
ON
resistor
Power cable is connected by combiner box. Positive and negative line should be connected
same polarity line by combiner box. Joint connection is in the combiner box. If installer
connected reverse polarity position of the power line, the battery system is not normally
operated.
( + )
GND
( - )
Primary
Primary Pack
Pack
23
ENABLE 12V
RS485 A+
RS485 B-
CAN Hi
CAN Lo
Secondary
Secondary Pack
Pack
SolarEdge
Other models
Energy Hub (Case 1)
Primary
ON
SolarEdge
Other models
Energy Hub (Case 2-2)
Primary
Secondary
Refer to the inverter
installation manual.
ON
ON
OFF
( + )
GND
( - )
Secondary
Secondary Pack
Pack
Combine box
7.2 RMD Applications
Inverter
First, proceed with RMD Wi-Fi direct connection as shown below.
Search and access the SSID of the RMD AP from a device (hereinafter referred to as a device)
supporting WLAN Station functions such as a smartphone.
RMD SSID has a structure of "RESU_+ RMD WLAN STM MAC ADDRESS". For the
devices below, the SSID of the RMD SoftAP is "RESU_RESU_44CBXXXC14F".
The password is 44CBXXXC14F1234('44CBXXXC14F' is RMD MAC ADDRESS, so it
(Case 1)
Primary
ON
Enter the ID/Password and click 'Join' to go to the home screen.
ID: installer / *Password: ####1234
* '####' means the last four digits of Mac Address (ex. MAC address=44CBXXXC14F, ####
= C14F)
Click the 'Manage & Monitor' tab to check the battery status.
Inverter
Go to 'Monitoring' – 'Diag' tab of RMD Web page and check the value in the red box. If the
value is not '0x0000(or 0x00)', refer to the Trouble shooting table below and take action.