Quantum PX720 Unpacking And Installation Instructions page 5

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Floor Clearance
Floor Strength and
0
Inclination
0
Power and Grounding
Figure 3 Power Supply
Cord
Figure 4 Wall Outlet
The library has a floor clearance of 0.75 inch (19 mm). Place the library on a
level, uncarpeted floor free of defects.
The floor at the installation site must be rated at 250 lb/ft
(1221 kg/m 2 ). This is sufficient to support a fully loaded PX720 library.
The floor must be level to within 0.25 inch (6.4 mm) over a 6-foot-by-6-foot
(1.83-meter-by-1.83-meter) area.
For the United States and Canada, two UL/CSA certified power cords are
furnished. Each uses a 14/3 SJT cord, a L6-20P plug, and an IEC-C320 C19
female connector (see figure
Connects to
wall outlet
Plug NEMA
L6-20P
The library is rated 200-240V~, 50-60Hz.
The library power requirements may require modification of the facilities
existing power capabilities by a qualified electrician. The required wall outlet
for the United States and Canada is rated at 250V 20A (see
Ground
Line y
Two dedicated wall outlets and a 20 amp circuit breaker are required to
provide power to the PX720 library. Outside North America, replace the
supplied power cord with a harmonized 3 x 1.5 mm
approved by the country where used, and install the appropriate wall outlet.
More information on the electrical requirements is provided in the Quantum
PX720 Pre-Installation Site Survey Instructions.
The PX720 library must be connected to a grounded electrical
Caution:
outlet.
Selecting an Installation Location
Quantum PX720 Unpacking and Installation Instructions
3).
Connects to library power supply
Line x
Document 6444602-04 A01
March 2005
2
Connector IEC-C320 C19
figure 4).
Wall outlet:
NEMA L6-20R
rated 250V 20A
2
power cord that is
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