Vertiv Liebert PDX - Fan Maintenance Kits and Connecting Flanges

Enclosure E - Accessories
E - 3 Liebert
®
PDX, EconoPhase Version - UM - 265133 - 29.08.2019
E.9 Fans maintenance kit
Fans maintenance kit can be supplied on request to support tiles
on Liebert
®
PDX Downow Down when installed with a raised oor.
Fans maintenance kit allows maintenance operations, in particular
fans replacement, when the fans are installed below the oor level.
Removing tiles on the frontal area, it is possible to lift some
footboards, moving them on the lower level, creating a service
volume in the raised oor.
With a correct installation, the maximum admitted vertical
distributed load is 600 kg/m
2
.
Footboards are designed to support distributed load as indicated
above, and the maximum concentrated load is
150 kg (on the area 50x50 mm). Fans maintenance kit must be
earthed following the local rules.
E.10 Connecting Flange
In Downow Up, Downow Down units with predisposition for
damper, economizer and plenum installation (digit 18 = H or L) the
unit is shipped with a connecting ange 50 mm high xed on the
unit top, so the unit is 50 mm higher. If required, the ange can be
removed by unscrewing the xing screws (removing the side panel
to access the screws head) and repositioned later.
50