C750 & C750R User
Manual Page 33
3.4.2 WIRING EXTERNAL BATTERY MODULE (EBM) (DC SOURCE TO UPS)
1.
Be sure to disconnect the battery cable from the EBM before connecting the battery terminals of the UPS.
2.
Make sure the UPS is completely off before connecting or disconnecting the EBM.
3.
Before connecting the EBM, make sure that the EBM specifications is compatible with UPS configuration.
4.
Do not reverse the polarity of the external battery.
EBM wiring schematic diagram is shown below:
Connect EBM to UPS with ‘Battery cable’ and ‘EBM detect cable.’
Tower EBM
Single set of EBM
Multiple sets of EBM
Note
EBM automatic detection function supports up to
3 EBMs for tower 10kVA UPS. For more EBM
quantity (max up to 6), need to configure the
battery capacity in LCD.
Extend runtime with up to 6 EBMs for each 20kVA
UPS
