Uninterruptible Power Supplies PowerWAVE 8000DPA RI, User Manual

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3: Installation
3-22
UPS338-01-00 PowerWAVE 8000-RI DPA User Manual Dated 5 April 2013
3.11.4
Connecting the batteries
1. Ensure that the UPS input and bypass supply isolators (or fuses) are open at the input distribution board
2. Verify that no power is fed to the UPS.
3. Ensure that the MAINTENANCE BYPASS isolator (IA1) is open (OFF).
4. Ensure that the battery isolators within the UPS cabinet are open.
5. If wiring to an external battery cabinet:
Note: External DC and Battery fuses are bespoke to the installation
a) Ensure that the battery fused isolators in the external battery cabinet (or racks) are open (OFF).
b) Connect the protective earth cable (PE) between the UPS and external battery cabinet.
c) Connect the battery cables between the UPS battery terminals and the battery cabinet isolator(s)
ensuring the cables are connected to the corresponding ‘+’, ‘N’ and ‘–’ terminals.
6. If connecting the internal batteries:
a) Connect the batteries to the battery connection terminal blocks ensuring the cables are connected to
the corresponding ‘+’, ‘N’ and ‘–’ terminals.
WARNING:
This procedure must be carried out by (or under the supervision of) the system
commissioning engineer.