Powerware 685 User Manual
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Powerware 9350 Series 685 and 1085 Auxiliary Battery Cabinets
Installation Manual
164201408 Rev. P00 053002
You should read and understand these general notes before beginning installation:
•
The material and labor for external wiring requirements is to be supplied by
others.
•
Power cables and control wiring must be installed in separate conduit.
•
The ground conductor is to be sized per NEC Article 250 and local electrical
code requirements.
•
The maximum current listed is at the minimum DC operating voltage.
•
Nominal voltages listed in this chapter are for a lead-acid battery plant rated per
NEC at 2.00 VDC per cell.
•
Battery cabinets must be installed in accordance with all applicable codes and
regulations, including the National Electrical Code (NEC), Article 480.
•
The UPS to battery cable should be sized for a total maximum voltage drop of
1% nominal DC link voltage at maximum current.
•
The external wiring specifications are outlined in Table C of Appendix A. Tables
A and B in this chapter detail the power cable terminations.
•
The remote battery disconnect weighs approximately 11.4 kg (25 lb) and has an
ampere interrupting capacity of 10,000 at 500 VDC.
•
Tightening Torque:
28.7 --- 31.1 N-M (255---275 lb-in.)
Internal Drive Hex Size:
5/16 in.
•
The knockout pattern for conduit is shown in Figure 21. If a larger size conduit
is required, the contractor may enlarge knockouts at your site during
installation.