3.4.5 Connecting Battery Cables
1. Verify that the battery isolation breaker is in the Off (open) position.
2. Take out the battery cable included with the battery cabinet.
3. Connect one end of the battery cable to the external battery connector on the rear panel of
the UPS, and connect the other end to any battery port on the rear panel of the battery
cabinet.
4. Repeat steps 1 through 3 for each battery cabinet that will be connected to the system.
Additional battery cabinets will plug into the previously installed battery cabinet.
5. Switch On the battery breaker on the rear of each external battery cabinet.
6. Use the LCD display or the configuration program included with the UPS to specify the
number of external battery cabinets connected. See Specifications on page53 for approximate
battery run times.
Figure 3.4 Battery cable attachment
NO. DESCRIPTION
1 Battery cable
2 Liebert®GXT4
3 Externalbattery cabinet
3.4.6 Connecting USB Communication Cables
1. Take the USB communication cables out of the accessories bag.
2. Insert one end of the USB communication cable to the USB port on the rear panel of the GXT4.
For the location, see the figure for your UPSmodel in Rear Panel Features on page10.
3. Insert the other end of the USB communication cable to the USB port of the computer.
3.4.7 Installing the Optional Liebert® IntelliSlot™ Card andCommunication Cables
1. On the GXT4, remove the protective cover of the Liebert® IntelliSlot port and set it aside.
2. Insert the IntelliSlot card into the IntelliSlot port and secure it with screws.
3 Installation
25
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