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)

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

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