Powerware 9315 UPS - Manual (Page 13)

Getting Started
2−5 EATON Powerware ® 9315 UPS (200–300 kVA) Operation Manual
S 164201036 Rev G www.powerware.com
2.4.5 Emergency Load Off
A LOAD OFF button is provided for situations where you must immediately remove all
power to the critical load. The button is located on the front of the UPS for quick access
and is covered with a clear plastic shield to prevent inadvertent operation. The shield must
be raised before pressing the button. The LOAD OFF button is described in detail in
Chapter 11, Using the LOAD OFF Button."
2.4.6 Automatic Battery Charge Current Limit
A preset limit restricts battery charging current to protect batteries from damage due to
high current charging. Charging at high currents can overheat and damage batteries.
2.4.7 Installation Features
Power wiring can be routed through the top or bottom of each UPS cabinet. External
sensing and monitoring control wire must be installed in accordance with Class 2 wiring
methods. Bottom entry is provided for Class 2 wiring.
2.5 Options and Accessories
Contact a Powerware sales representative for information about any of these available
options:
2.5.1 Battery
You can enhance the protection provided by the UPS with one or more backup battery
supplies equipped with sealed lead-acid, maintenance-free batteries in a matching cabinet.
Each battery cabinet contains individual modular battery trays and a battery circuit breaker.
Several battery capacities are available.
The UPS battery cabinets can be paralleled; you can increase the battery backup time by
adding battery cabinets to your UPS system. The Powerware 9315 can support up to four
battery cabinets.
2.5.2 External Battery Disconnect
An optional DC circuit breaker, enclosed in a wall-mounted box adjacent to the UPS,
provides a manual means of disconnecting a battery that is located remotely from the UPS.
This option is described further in Chapter 6, Using Features and Options."