Eaton 9355 Series - 3.3 Parallel UPS System Power Wiring Preparation

Eaton 9355 Parallel UPS (10/15 kVA) User's Guide 164201601—Rev E0 11
Table 2. UPS Cabinet Weights (Continued)
Standard Model Floor Loadings (2-High/3-High Cabinets)
Eaton 9355 UPS
Maximum Weight
Point Loading
lb/in
2
(kg/cm
2
)
2-High EBM
480 lb (218 kg) 120 (8.4)
3-High EBM
710 lb (322 kg) 178 (12.5)
The UPS cabinet uses forced air cooling to regulate internal component temperature. Allow clearance in front
of and in back of the cabinet for proper air circulation. The clearances required around the UPS cabinet are
shown in the following table.
Table 3. UPS Cabinet Clearances
From Front of Cabinet
36" (91.4 cm) working space
From Back of Cabinet
6" (15.2 cm)
From Right of Cabinet Refer to local codes for right side service access [minimum 36" (91.4 cm)]
For UPS cabinet and Extended Battery Module cabinet dimensions and center of gravity, see Eaton 9355 10/15
kVA UPS User’s Guide.
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Read and understand the following notes while planning and performing the installation:
WARNING
As a result of the connected loads high leakage current is possible. Connection to earth ground is required for
safety and proper product operation. Do not check UPS operation by any action that includes removal of the
earth (ground) connection with loads attached.
• Refer to national and local electrical codes for acceptable external wiring practices.
• For external wiring, use 90°C copper wire.
!
IMPORTANT
This product has been evaluated for use with copper wire only. For external wiring, use only 90°C copper wire.
Wire sizes listed in Table 4 are for copper wiring only. If wire is run in an ambient temperature greater than
40°C, larger size wire may be necessary. Wire sizes are based on using the specified breakers.
• Recommended wire sizes are based on NFPA National Electrical Code
®
(NEC
®
)70 Table 310.15(B)(16) 90°
C ampacity with 40°C ambient correction factors.
• Input neutral must be wired for proper operation. Failure to connect an input neutral will void the warranty.
If the optional input transformer is installed, an input neutral is not required.
• The Eaton 9355 UPS is a single-feed UPS only.
UPS Installation Plan and Unpacking