Delta Electronics 3KVA, 700VA manual Charging the battery, Connecting the battery bank

3. Charging the battery

{The battery charger of the UPS automatically charges the battery whenever the power cord of UPS is connected to a acceptable utility power.

{When UPS is running for the first time, charge the UPS for at least 6 hours to ensure batteries inside are fully charged before operation.

{You may immediately use the UPS without having to wait for the batteries to be fully charged. However, it is advisable not to do this as UPS will have a shorter back-up time than expected if such action is taken.

Connecting the battery bank

1.Utilize the battery connection cable packed with the battery bank.

2.Connect on one end of the cable to the external battery connector of UPS, and the other end to that of the battery bank.

3.Warning: For safety reason, the manufacturer suggests that ONE UPS CONNECTS AS MANY AS FIFTEEN EXTERNAL BATTERY BANKS.

Fig 3-3 UPS Connected to External Battery Bank

4.The battery banks should be installed by service personnel.

A.According to UL 1778 safety requirement: in order to remove the battery power cord emergently, please plug in the power cord directly.

B.According to EN50091-1-1 safety requirement: beside plugging in the battery power cord, the battery power cord need to be fixed with the screws.

4.Connecting the load

{Calculate power consumption of your loads to ensure that the overload condition will not happen.

{Plug the power cord of the equipment into the output receptacles on the rear panel of the UPS.

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