Catalogs >
TROX >
Type QLI

Type QLI
8Pages

Catalog excerpts

Induction Type Displacement Flow Diffuser Type QLI With Water Coil TROX GmbH Heinrich-Trox-Platz D-47504 Neukirchen-Vluyn

Open the catalog to page 1

Contents · Description Description ______________________________________ Construction ·Dimensions · Materials _______________ Installation _______________________________________ Nomenclature ____________________________________ Performance Overview · Technical Data _____________ Technical Data (Water) ____________________________ Order Details ____________________________________ Air flow pattern: Cooling operation Air flow pattern: Heating operation without primary air Air flow pattern: Heating operation with primary air Description QLI induction type displacement flow diffusers with...

Open the catalog to page 2

Constuction ·Dimensions · Materials Construction The induction type displacement flow diffuser QLI with water coil consists of the housing incorporating a discharge perforated plate with circular holes and a primary air duct with integral discharge nozzles (different nozzle sizes are available) and the primary air spigot. The integral water coil can be a 2-pipe variant for connection to the chilled or hot water supply or a 4-pipe variant for connection to the chilled and hot water supply. On request, the units can be delivered with condensate tray, wall mounting bracket and/or floor fixing...

Open the catalog to page 3

Installation Installation options Type WHR/L Type WVR/L Type WVR/L (Water connection right or left) (Water connection right or left) (Water connection right or left) Covering case (by others) Covering case (by others) Covering case (by others) Wall fixing (by others) Wall fixing bracket Floor fixing bracket Floor fixing (by others) Floor fixing Welded studs for wall and/or floor fixing On request, 2 wall and/or floor fixing brackets and screws can be supplied.

Open the catalog to page 4

in K: Temp. diff. between room air tR and core tL in K: Temp. diff. between room air and primary air in K: Temp. diff. between flow and return water tWRK tWVH ∆tRWV in K: Temp. diff. between room air and water flow temperature ∆pt in Pa: Primary air pressure drop ∆pW in kPa: Water pressure drop in °C: Water flow temperature – cooling in °C: Water return temperature – cooling in °C: Water flow temperature – heating tWRH in °C: Water return temperature – heating tPr : Correction factor water volume flow rate Watt: Water heating capacity Watt: Water cooling capacity Watt: Total cooling/heating...

Open the catalog to page 5

Performance Overview · Technical Data with 2-pipe / 4-pipe system Reference values cooling Reference values heating tR = tWVK = ‡WK = ∆tPr = ∆tRWV = Nozzle type . . ∆PW QS = Qges (Water) (Water) kPa Watt . . ∆PW QS = Qges (Water) (Water) kPa Watt

Open the catalog to page 6

20 18 Water pressure drop ∆pW in kPa Diff. between flow and return water temp. ∆tW in K Technical Data (water) 2- und 4-Leiter2- and 4-pipe Ausführung system Kühlen Cooling 4-Leiter4-pipe Ausführung system Heizen Heating 80 100 120 140 160 180 200 220 240 260 Wasservolumenstrom WK / / WH in l/h Water volume flow rate ‡‡WK ‡‡WH in l/h Correction factors (FW) water volume flow rate See also our selection programme for air-water systems on the internet at www.trox.de

Open the catalog to page 7

Order Details Specification Text QLI induction type displacement flow diffuser with water coil for wall or floor mounting, giving low-turbulence air discharge, comprising the housing with primary air duct and a non flammable circular duct with punched nozzles, which are available in three different sizes. On request, the units can be supplied with condensate tray. Housing and discharge perforated plate are made of galvanised steel sheet, the primary air duct with integral discharge nozzles is made of steel sheet. The water coil can be used for cooling or heating operation (2-pipe system)...

Open the catalog to page 8