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7
1.5 Electrical Information
1.6 High Voltage Connections
Make sure the actual supply voltage and frequency correspond to the voltage and frequency indicated
on the Liebert XDP’s rating plate. The unit must be installed in accordance with national wiring reg-
ulations.
Connect cables for high voltage supply to the electrical box in the Liebert XDP according to Figure 12
and make sure that the phases are correctly connected.
1.6.1 Connecting High-Voltage Cables
1. Turn the Liebert XDP’s disconnect switch to the Off position (see Figure 10). Open the front
doors and push down on the enclosure cover latch to open the hazardous voltage enclosure cover.
Figure 10 Front view of Liebert XDP and electrical enclosure
!
WARNING
Risk of electric shock. Can cause injury or death.
Disconnect all local and remote electric power before working within the unit.
!
CAUTION
Risk of sharp edges and heavy parts. Can cause injury or equipment damage.
Wear gloves to prevent injury to hands.
Damage to wiring or components may make unit unsafe to operate.
Use caution when installing wiring to prevent damage to factory wiring.
Install protective bushings in wiring knockouts as required.
Do not disturb factory wiring or route field-installed wiring over electrical terminals.
Use NEC Class 1 wiring for all hazardous voltage electrical power supplies.
Check and retighten all wiring connections before starting.
Disconnect
Switch
Status Lamps
User Interface
Front of Liebert XDP
Enclosure Cover
Latch
Hazardous Voltage
Enclosure Cover