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User Manual 10H52188UM51 - Rev. 1 - 09/2011
Single UPS Installation and Commissioning
Liebert NXC
Chapter 2
Single UPS Installation And Commissioning
This chapter introduces the installation, cable connection and commissioning of the single UPS.
Each site has its peculiarity, so this chapter provides the guidance with general installation procedures and methods for the
installation engineer, who should conduct the installation according to the actual conditions.
Warning: professional installation
The UPS should be installed by a qualified engineer according to the information contained in this chapter. If any problem is found,
please get in touch with Emerson local service centre immediately.
The UPS shall not be powered on without approval of the commissioning engineer.
For other equipments which are not introduced in this manual, the detailed information about mechanical installation and electrical
installation are delivered with the equipment.
Note: 3-phase 5-line for power input
The UPS can be connected to 3-phase 5-line (L1, L2, L3, N, PE) TN, TT and IT AC power distribution system (IEC/EN 60364-3).
2.1
Unpacking Inspection
After the UPS arrival, you should unpack it and check the following items:
1. Visually inspect the UPS appearance for transportation damage. If any problem is found, please notify the carrier
immediately.
2. Check the accessories and models against the delivery list. If any problem is found, please notify the dealer immediately.
2.2
Installation Preparation
Prior to transportation, make sure of the height of the door enough and not other
obstacles standing in the passage. Refer to the following for dismantling of machine
cabinet.
Remove cover plate, side plates and fillings first.
Place dismantled cover plate on pallet sloped position, and then fix cover plate and
pallet with ironclads, so a slope form, push UPS along the slope.
Routine maintenance operations may involve removal of front and rear panels. Space
must be provided to permit the unit to be rolled back and forward.
Always install the Stabilizing Brackets to enhance the stabilizing of the UPS. If the UPS
needs to be moved after Stabilizing Brackets have been attached, the Brackets must be
removed.
To remove the Stabilizing Brackets, unscrew all the nuts and bolts holding it in place and slide it out from under the UPS.
When the UPS has reached its new position, push the Brackets into its down position again, and tighten the screws.
Brake Pad: with 19mm wrench in clockwise direction to screw the Brake Pads down to the ground, in this way to prevent the
UPS moving.