American Power Conversion RT XLI/XLICH - Manual (Page 8)

4 Smart-UPS RT 15000/20000 VA 230 Vac Stack/Rack-Mount 6U User Manual
Stack configuration
The UPS and the XLBBP(s) must be connected with ground wires. Refer to the XLBP user manual for details.
Rack-mount configuration
Install rails in rack.
For details on rail installation refer to the instructions included in the rail kit package.
Mount units in rack
The UPS and XLBP should be installed at or near the bottom of the rack. Always place the UPS above the
XLBP(s). Batteries must be removed from the XLBP(s) prior to installing the unit(s) in a rack. Refer to the
instructions on the packaging for details on removing the batteries from the XLBP.
8x
Always place the UPS above the XLBP(s) in a stack
configuration.
Total stack configuration height is recommended NOT to exceed
18U. This is the equivalent of two XLBPs and one UPS.
Four screws must be used to secure each tie bracket to the units,
(see diagram).
For detailed instructions on installing batteries, the battery
doors, refer to the Rack-mount configuration section of this
manual.
Refer to the Rack-mount configuration section in this manual for
cable routing and bezel installation details.
Tie Brackets
(included with XLBP)
4x
Install rack-mount brackets
Four flat head screws must be used to secure each rack-mount
bracket to the unit.
2x
Install rail cleats
Two pan head screws must be used to secure each rail cleat to the
unit.