PWX

Horizontal chassis type waterside fancoils for concealed or exposed installations

  • Nominal sizes 60, 90, 120, 150, 180 and 205
  • Volume flow rate range 50 - 636 l/s or 180 - 2289 m3/h
  • Casing manufactured with 1.2 mm galvanised steel with powder-coat finish
  • Condensate drip tray made of galvanised steel with powder-coat finish
  • Heat exchanger for cooling (2-pipe) or cooling and heating (4-pipe) systems
  • Easy filter change, no tools required
  • Access hatch with integrated hinge
  • Acoustically optimised EC/DC fans with low specific fan powers and variable supply air volume control (0-10v signal)


Optional equipment and accessories

  • Integrated controls package
  • Inlet attenuator
  • Discharge attenuator
  • Inlet plenum
  • Electric heating
  • Circular or rectangular discharge connection

APPLICATION

Application

  • Waterside fancoil Type PWX designed to provide cooling and heating for comfort and industrial applications
  • Acoustically optimised EC/DC fans with low specific fan powers and adjustable supply air volume control (0 - 10v signal)
  • Acoustically lined inlet and discharge plenums provide low sound power levels and improved thermal insulation
  • 2-pipe or 4-pipe heat exchangers enable high comfort levels
  • For horizontal installation in ceiling voids, floor voids or exposed ceiling applications


Special characteristics

  • Removable access hatch with integrated hinge to facilitate inspection and maintenance
  • Independent fan mounting enables individual removal or replacement
  • Fire resistant 'Class O' acoustic insulation provides low operating noise levels and improved thermal insulation


Nominal sizes

  • PWX-60: 600 x 900 x 270 mm (W x L x H)
  • PWX-90: 900 x 900 x 270 mm (W x L x H)
  • PWX-120: 1200 x 900 x 270 mm (W x L x H)
  • PWX-150: 1500 x 900 x 270 mm (W x L x H)
  • PWX-180: 1800 x 900 x 270 mm (W x L x H)
  • PWX-205: 2050 x 900 x 270 mm (W x L x H)




DESCRIPTION

Variants

  • F7: Individual pod fans (single fan per motor)
  • F10: Deck fans (2 or 3 fans per motor)


Parts and characteristics

  • Heat exchanger is 2-pipe or 4-pipe system with Ø 15 mm or  Ø 22 mm OD plain copper tails
  • 200 mm wide condensate drip tray with  Ø 15 mm OD drain connection
  • EU2/G2 fabric inlet filter
  • Ø 200 mm,  Ø 250 mm or rectangular discharge connections


Attachments

  • Controls enclosure


Accessories

  • Inlet attenuator for noise critical applications
  • Inlet plenum for ducted return air applications
  • Discharge attenuator


Special characteristics

  • Removable access hatch with integrated hinge to facilitate inspection and maintenance
  • Independent fan mounting enables individual removal or replacement
  • Fire resistant 'Class O' acoustic insulation provides low operating noise levels and improved thermal insulation



CONSTRUCTION

Casing

  • PWX casing manufactured from 1.2  mm galvanised steel. Manufacturing process provides rigid, vibration free design with integrated supporting flanges.


Access hatch

  • Access hatch manufactured from 1.2 mm galvanised steel
  • Integrated hinge mechanism enables the panel to swing down without removal
  • High density mesh-enforced gasket seal


Condensate drip tray

  • Condensate drip tray manufactured from 1.2 mm galvanised steel with powder-coat finish, EAL 9005 (black)
  • Unique, 2-way sloping design ensures effective removal of condensate along the full length of the tray
  • Extended width design of 200 mm as standard provides condensate cover for pre-installed valve assemblies
  • Externally insulated with 3 mm, fire resistant 'Class O' closed cell insulation
  • Ø 15mm OD. drain tray connection manufactured from flame retardant PA6 GF20 polymer (UL 94V-0) tio suit Ø 15 mm ID. rubber flexible pipe/tube (by others)


Acoustic insulation

  • Fire resistant 'Class O' acoustic insulation tested to BS476 Parts 6 & 7
  • Low thermal conductivity of 0.036 W/m.K provides improved thermal resistance


Heat exchanger

  • Heat exchangers manufactured from seamless Ø 3/8" copper tube , expanded on to profiled aluminium fins
  • All heat exchangers tested to 30 bar
  • Max. operating pressure: 10 bar
  • Max. test pressure for factory fitted control valves: 7 bar
  • Key operated vents and drains incorporated within header block
  • 4-pipe coil assembly provides optimised cooling & heating control
  • 2-pipe coil assembly provides optimised cooling control. Can be used in conjunction with electric heating


Controls enclosure

  • Controls enclosure manufactured from 1.0 mm galvanised steel
  • Constructed in accordance with BS7671, IET wiring regulations
  • Top cover to IP4X, all other surfaces to IP2X
  • Enclosure mechanically fixed to PWX casing using pre-formed backplate
  • Removable lid provides access to installed controls
  • Supply voltage: 230 V AC ± 10%, 50/60 Hz


Inlet plenum

  • Inlet plenum manufactured from 1.2 mm galvanised steel
  • Fire resistant 'Class O' acoustic insulation applied to internal surfaces
  • Ø 198 mm or Ø 248 mm spigots
  • Installation bracket for quick coupling to PWX fancoil on site


Inlet attenuator

  • Inlet attenuator manufactured from 1.2 mm galvanised steel
  • Fire rated 'Class A1' mineral wool acoustic lining
  • Installation bracket for quick coupling to PWX fancoil on site


Discharge attenuator

  • Discharge attenuator manufactured from 1.2 mm galvanised steel
  • Fire rated 'Class A1' mineral wool acoustic lining
  • Installation bracket for quick coupling to PWX fancoil on site


Inlet filter

  • S: Fabric filter, EU2/G2
  • S3: Fabric filter, EU3/G3
  • F: Washable foam filter, Class O, EU2/G2
  • M: Washable mesh screen, stainless steel




TECHNICAL INFORMATION

Function, Technical data, Quick sizing, Specification text, Order code

  • Function​
  • TECHNICAL DATA
  • QUICK SIZING
  • SPECIFICATION TEXT
  • ORDER CODE
  • Waterside fancoil Type PWX designed to provide cooling and heating for comfort and industrial applications
  • Acoustically optimised EC/DC fans with low specific fan powers and adjustable supply air volume control (0 - 10v signal)
  • Acoustically lined inlet and discharge plenums provide low sound power levels and improved thermal insulation
  • 2-pipe or 4-pipe heat exchangers enable high comfort levels
  • For horizontal installation in ceiling voids, floor voids or exposed applications


The quick sizing tables provide reference outputs for Type PWX under typical design conditions.

For specific enquiries relating to project specific performance, please contact your TROX representative.

Quick sizing performance criteria:

Air entering temperature (cooling):23°C
Air entering temperature (heating):21°C
Relative humidity:50%
CHW flow/return:6°C / 12°C
LTHW flow/return:80°C / 60°C
External static pressure:30 Pa


Waterside fancoil Type PWX designed to provide cooling and heating for comfort and industrial applications. Acoustically optimised EC/DC fans with low specific fan powers and adjustable supply air volume control (0-10v signal). Acoustically lined inlet and discharge plenum provide low sound power levels and improved thermal isolation. 2-pipe or 4-pipe heat exchangers enable high comfort levels. For horizontal installation in ceiling voids, floor voids or exposed ceiling applications.

Special characteristics:

  • Removable access hatch with integrated hinge to facilitate inspection and maintenance
  • Independent fan mounting enables individual removal or replacement
  • Fire resistant 'Class O' acoustic insulation provides low operating noise levels
  • Low thermal conductivity of 0.036 W/m.K provides improved thermal insulation
  • Unique 2-way sloping condensate tray design ensures effective removal of condensate along the full length of the tray


Materials and surfaces:

  • Casing manufactured from 1.2mm galvanised steel
  • Condensate drip tray manufactured from 1.2mm galvanised steel, powder-coat finish, RAL 9005 (black), 3mm thick 'Class O', closed cell insulation
  • Fire resistant 'Class O' acoustic insulation tested to BS476 Parts 6 & 7


Technical data:

Nominal sizes:

  • PWX-60: 600 x 900 x 270 mm (W x L x H)
  • PWX-90: 900 x 900 x 270 mm (W x L x H)
  • PWX-120: 1200 x 900 x 270 mm (W x L x H)
  • PWX-150: 1500 x 900 x 270 mm (W x L x H)
  • PWX-180: 1800 x 900 x 270 mm (W x L x H)
  • PWX-205: 2050 x 900 x 270 mm (W x L x H)


Minimum volume flow rate (supply air):
50 – 343 l/s or 180 – 1234 m³/h

Maximum volume flow rate (supply air), at NR 40 (standard room corrections) without attachments:
159 – 636 l/s or 572 - 2289 m³/hr

Sizing data

  • Sensible cooling [kW]
  • Total heating [kW]
  • CHW flow / return [°C]
  • LTHW flow / return [°C]
  • Entering air temperature [°C]
  • External static pressure [Pa]
  • Room noise level [NR]




Variants and accessories, Dimensions, Spigot handing and weight

  • VARIANTS AND ACCESSORIES
  • DIMENSIONS
  • SPIGOT HANDING AND WEIGHT​​

Variants

  • F7: Individual pod fans (single fan per motor)
  • F10: Deck fans (2 or 3 fans per motor)


Attachments

  • Controls enclosure


Accessories

  • Inlet attenuator for noise critical applications
  • Inlet plenum for ducted return air applications
  • Discharge attenuator 


Type PWX Dimensions
Type PWX spigot handing and weight

Installation examples

  • Installation examples
Concealed installation
Concealed installation
Fancoil unit and slot diffuser solution

Downloads

product information

  • Type PWX Technical Data Sheet

    PD_2024_03_PWX_UK_en | Type PWX Technical Data Sheet 2,7 MB pdf

brochures

  • Type PWX Sales Flyer

    SF_2019_02_PWX 3,1 MB pdf

certificates

  • PWX UKCA Declaration of Conformity (11/2022)

    PWX_UKCA_DoC_2022_11_01_GB_en 1,6 MB pdf

  • PWX UKCA Declaration of Incorporation (11/2022)

    PWX_UKCA_DoI_2022_11_01_GB_en 1,1 MB pdf

operation manuals

  • BACnet Manual (Firmware 4.9 FCU403 TRX) 02/2020

    460 KB pdf

  • Condensate Pump 01/21

    1,3 MB pdf

  • PWX Control Handing Layout (380819)

    370 KB pdf

  • PWX Installation and Operating Manual (12/22)

    Installation and Operating Manual  2,4 MB pdf

TROX Services

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