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Battery Module
The battery module ESM-6440P1 consists of electrochemical cells and a built-in battery management unit (BMU).
- A battery module has 40 lithium iron phosphate cells (two parallel strings, each consisting of 20 cells connected in series).
- The built-in BMU manages battery balance, measures common data such as battery voltage and temperature, generates alarms, and implements CAN communication between battery modules.
Figure 2-13 Battery module
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(1) Running indicator (RUN/ALM) |
(2) Positive battery wiring terminal |
(3) Negative battery wiring terminal |
(4) Battery communication cascading ports |
Table 2-9 Indicator description
Indicator |
Status |
Description |
|---|---|---|
Running indicator (RUN/ALM) |
Green |
The battery module is normal. |
Red |
The battery module is faulty. |
|
Off |
The communications cable to the battery module is not connected. |