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7.0 ELECTRICAL
The unit must be installed in accordance with national wiring regulations. Refer to the unit’s serial
tag for electrical requirements. Refer to Table 5 for details.
Replacement of any wiring or supply cord must be performed only by the manufacturer, the manufac-
turer’s service agent or a similarly qualified person.
7.1 Connecting High Voltage Cables for CSA/C-US Certified Units
Connect IEC power cords to each receptacle on the Liebert XDV and to power sources. If only one
power source is available, then only the power connection labeled “SECONDARY” should be con-
nected to the power source. See Figures 33 and 34 for location of power connections.
Figure 33 Liebert XDV electrical connections for CSA-approved units
!
WARNING
Risk of electric shock. Can cause injury or death.
Disconnect all local and remote electric power before working within the unit.
Rear of Liebert XDV
Condensate Detection
Dry Contacts – Low
Voltage Connections
IEC Primary and
Secondary
Power Inlet
Secondary
Circuit Breaker
PRIMARY
POWER
SOURCE
SECONDARY
82 83
A
M
P
60Hz MODELS ONLY.
FIELD WIRING
CONNECTIONS
AT TERMINAL STRIP
TO BE N.E.C. CLASS 2
USE SWITCH
CONTACTS WITH 75 V.A.
MINIMUM
50Hz MODELS ONLY.
FIELD WIRING
CONNECTIONS
AT TERMINAL STRIP
FOR SAFETY EXTRA
LOW VOLTAGE CIRCUITS
ONLY. USE SWITCH
CONTACTS RATED
75 V .A. MINIMUM,
24 VOLTS AC
MAXIMUM.
1774241 P1 REV 1
1774241P1
A
M
P
Primary
Circuit
Breaker
Rear of
Liebert XDV
Right Side of Liebert XDV
60Hz MODELS ONLY
Field wiring connections
at terminal strip to be NEC
Class 2. Use switch contacts
with 75VA minimum rating.
50Hz MODELS ONLY
Field wiring connections
at terminal strip for safety extra
low voltage circuits only. Use
switch contacts rated 75VA
minimum, 24VAC maximum.