Internal Battery Kit - Liebert NXC 30kVA User Manual

Chapter 8 Options 67
Note
Ensure that there are no foreign matters inside the UPS cabinet before closing the door.
Now, the installation and connection of the bypass load sharing inductors are complete.
Maintenance
1. Keep the connections tight. Tighten all connections in installation, and periodically check them.
2. Keep the inductors clean. Maintain the inductors free of dust and moisture.
3. Keep good records. Inform the service engineer for on-site maintenance in time.

8.2.2 Internal Battery Kit

Emerson provides two kind of internal battery kits for the user when UPS internal battery or corresponding kits is
required. Kit A: 32-block internal battery kit (factory installation), or select the battery cable, battery tray and battery
fuse (site installation); Kit B: 38-block internal battery kit (factory installation), or select the battery cable, battery tray
and battery fuse (site installation).
Preparation
1. Prepare the installation tools, including a cross head screwdriver, a pair of insulated gloves, a sleeve and an
adjustable spanner.
2. Check that all installation materials are present and complete, including internal battery, four battery trays and
corresponding battery power cables (kit A), or five battery trays and corresponding battery power cables (kit B).
Procedures
1. Shut down the UPS completely.
1) Close the load.
2) Refer to 5.6.1 Procedures For Completely Powering Down UPS for UPS module shutdown, and 7.3.5
Procedures For Completely Powering Down UPS for parallel system shutdown.
3) All the LCDS are off, wait five minutes for the internal DC bus capacitors of the UPS complete discharging.
2. Open the cabinet front door, remove the screws to open the battery compartment door (see Figure 8-4), and reserve
the removed screws.
Battery compartment door
Figure 8-4 Opening battery compartment door
Liebert NXC 30kVA And 40kVA UPS User Manual