Eaton POWERWARE 9315 Operator's Manual Page 12

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INTRODUCTION
EATON Powerware
®
9315 UPS (500–750 kVA) Installation and Operation Manual S 164201691 Rev 2 www.powerware.com
1-2
1.1 UPS Features
The UPS has many standard features that provide cost‐effective and consistently
reliable power protection. The descriptions in this section provide a brief overview of
the UPS standard features.
1.1.1 Installation Features
Power wiring can be routed through the top of each cabinet. External sensing
and monitoring control wire must be installed according to UL Class I requirements.
Class I wiring can be routed through the top of each cabinet.
1.1.2 Customer Interface
The UPS has the following communication features:
S Building Alarm Monitoring – The facility's alarm system contacts can be connected
to four inputs in the UPS. The UPS uses these inputs to monitor the building
alarms in addition to the UPS status. See Chapter 10, “Using Features and
Options,” for additional information.
S Summary Alarm Contacts – Summary alarm contacts are provided for connection to
equipment at the facility, such as a light, an audible alarm, or a computer terminal.
The equipment connected to this contact alerts you to a UPS alarm. See
Chapter 10, “Using Features and Options,” for additional information.
S Computer Interface – Two serial communication ports are standard on all units, and
are electrically isolated from the UPS. You can use these ports to link the UPS to
the features described in Chapter 12, “Communication.”
S X-Slot
®
Communication Bay – One communication bay is available on the UPS to
install an optional X-Slot card. See Chapter 12, “Communication,” for additional
information.
1.1.3 Customer Convenience Outlet
An uninterruptible 120 Vac, 0.2A, fuse‐protected convenience outlet is provided to
supply power to the optional modem. It is located on the customer interface panel.
1.1.4 ABM
®
Technology
A three-stage charging system increases battery service life by optimizing recharge
time, and protects batteries from damage due to high current charging and inverter
ripple currents. Charging at high currents can overheat and damage batteries.
1.1.5 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.
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