Liebert® Challenger™ 3000 with Liebert iCOM® - Emerson Network ...

Optional Equipment—All Systems8.7 Adjustable Floor StandAvailable in heights from 9" to 24" (228.6 to 609.6mm) in3" (76.2mm) increments, adjustable +1-1/2" (38.1mm).Allows for installation and connection of the LiebertChallenger 3000 prior to installation of the raised floor.A modular, field-installed turning vane can be added tothe floor stand.8.8 High-Efficiency FilterOptional filters are available in lieu of standard package.A 4" (102mm) MERV 8 or 11 filter may be specified. (Efficiency based on ANSI/ASHRAE 52.2). 2"(51mm) MERV 8 pre-filters may also be specified.8.9 Heavy Gauge Industrial PanelsThese 16 ga. panels include heavy duty gaskets to provide satisfactory system operation when locatedoutside the conditioned space in less-than desirable environments.8.10 High External Static BlowersThese blower/motor packages are available on upflow models where external static pressures are upto 2.0 inches (500Pa) on 60Hz units, and up to 1.5 inches (370Pa) on 50Hz units. These blowers arerigidly mounted for ducting directly to the blower housing. (Contact your local Emersonrepresentative for specific applications.)8.11 High-Efficiency MotorsThese motors replace the standard efficiency motors to provide increased energy savings duringoperation (consult factory for specific efficiencies).8.12 PlenumsStandard height of 18" (457mm) with top ductconnection or 2-way, 3-way or 4-way grille dischargestyles available.8.13 Smoke SensorNOTESome options or combinations of options may resultin reduced air flow. Consult factory forrecommendations.The smoke sensor samples the return air, shuts downthe unit upon activation, and sends visual and audible Plenum With Two-Way Grillealarms. Dry contacts are available for a remote customeralarm. This smoke sensor is not intended to function as or replace any room smoke detection systemthat may be required by local or national codes.8.14 High Temperature SensorThe high temperature sensor senses return air temperature ofthe system. Upon sensing high temperatures, the environmentalcontrol system is shut down. A high temperature sensor isrequired by codes in certain areas.High TemperatureSensor19