Eaton 93PM Emergency Lighting UPS (20–40 kW, 480V Four Wire – UL 924) Installation and Operation Manual P-164000569—Rev 2 www.eaton.com/powerquality 4-1Chapter 4 UPS System Installation4.1 Preliminary Installation InformationWARNINGInstallation should be performed only by qualified personnel.Refer to the following while installing the UPS system:l Chapter 3 for cabinet dimensions, equipment weight, wiring and terminal data, and installation notes.l Do not tilt the cabinets more than ±10 during installation.l Remove conduit landing plates to add conduit landing holes as required.l If perforated floor tiles are required for ventilation, place them in front of the UPS.4.2 Unloading the UPS Cabinet from the PalletWARNINGThe UPS cabinet is heavy (see Table 3-2). If unpacking and unloading instructions are not closelyfollowed, the cabinet may tip and cause serious injury.CAUTIONl Do not tilt cabinet more than 10° from vertical.l Lift the cabinets only with a forklift or damage may occur.The UPS cabinet is bolted to a pallet consisting of four metal angle supports secured to two wood supports.To remove the pallet:1. If not already accomplished, use a forklift or pallet jack to move the UPS cabinet to the installation area, oras close as possible, before unloading from the pallet. Insert the forklift or pallet jack forks between thesupports on the bottom of the pallet (see Figure 3-6 or Figure 3-7 for the UPS cabinet center of gravitymeasurements).2. Open the front door by lifting the latch from the bottom and turning to the right (counterclockwise) andswing the door open.3. Locate the four 1/2" jacking bolts from the parts kit and install them in the threaded holes in the front andrear supports as shown in Figure 4-1. Place a floor protector from the parts kit underneath each jackingbolt, and screw the bolts down against them.The floor protectors protect the floor from being marred by the jacking bolts.NOTE For the following steps, verify that the forklift or pallet jack is rated to handle theweight of the cabinet (see Table 3-2 for cabinet weight).