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PM SERIES
3.7 Power Cables
• The cable design shall comply with the voltages and currents provided in this section, Kindly
follow local wiring practices and take into consideration the environmental conditions
(temperature and physical support media).
WARNING!
UPON STARTING, PLEASE ENSURE THAT YOU ARE AWARE OF THE LOCATION AND
OPERATION OF THE EXTERNAL ISOLATORS WHICH ARE CONNECTED TO THE UPS
INPUT/BYPASS SUPPLY OF THE MAINS DISTRIBUTION PANEL.CHECK TO SEE IF
THESE SUPPLIES ARE ELECTRICALLY ISOLATED, AND POST ANY NECESSARY
WARNING SIGNS TO PREVENT ANY INADVERTENT OPERATION
• For future expansion purpose, it is economical to install power cable according to the full
rating capacity initially. The diameter of cable is shown bellow：
CAUTION!
Protective earth cable: Connect each cabinet to the main ground system. For
Grounding connection, follow the shortest route possible.
WARNING!
FAILURE TO FOLLOW ADEQUATE EARTHING PROCEDURES MAY RESULT IN
ELECTROMAGNETIC INTERFERENCE OR IN HAZARDS INVOLVING ELECTRIC
SHOCK AND FIRE
3.8 Power Cable Connect
Once the equipment has been finally positioned and secured, connect the power cables as
described in the following procedure.
Verify the UPS is totally isolated from its external power source and also all power isolators of
the UPS are open. Check to see if they are electrically isolated, and post any necessary warning
signs to prevent their inadvertent operation.
Open the UPS terminal panel; remove the cover of terminals for wiring easily.
UDD-SD-125/ Release Date: 20.01.2015/Rev No: 0/Rev.
UPS
AC Input
AC Output
cabinet
(mm
)
2
200
185
320
150*2
520
240*2
Cable Dimension
DC Input
Grounding
(mm
)
(mm
)
2
2
185
120*2
150*2
185*2
240*2
240*3
Date
:
(mm
)
2
185
150*2
240*2
17
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