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4.2 External battery module (EBM) Connection
The external battery module (EBM) is optional and needs to be
purchased separate to the power module. A minimum of 1 pair of
EBMs is required for the system to have any stored energy to
provide autonomy to your application.
1. Be sure to disconnect the battery cable from the EBMs before connecting the
battery terminals of the UPS
2. Make sure the UPS is completely off before connecting or disconnecting the
EBMs.
3. Ensure that the Battery setting on the LCD menu is correct and corresponds to
the EBM model you are connecting to (For ANZ model it is ±240V, as well as
the quantity of EBMs.
4. Do not reverse the polarity of the external battery.
EBM wiring schematic diagram is shown below:
Single string EBM Multiple strings EBM
• Battery cable installation sequence: connect the UPS first,
then the EBMs!
•
Default battery number of the UPS is set with:
9SX15-20KPMAU: 40pcs, 20 pcs for Battery+/Battery- (EBM-
1/EBM-2).
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