Roof fans
22Pages

{{requestButtons}}

Catalog excerpts

Roof fans - 1

221 Roof fans F o r v e r t i c a l and h o r i z o n t a l discharge The wide range of Helios roof fans with an extensive accessory range offers the optimum solution for every application. From 300 to 30 000 m³/h air flow volume, vertical or horizontal discharge, in metal or glass fibre construction, for air flow temperatures from +40, +100, +160 °C or 400 °C /120 minutes. Helios has the fan. The Helios accessory is perfectly matched to the roof fans and completes the integrated total solution. The optional purlin boxes and attenuators (ø 200 – 450 mm) have a hinge mechanism. That results in advantages for cleaning and fitting. System configuration 225 Axial roof fans – Horizontal discharge 226-229 – Vertical discharge 230-235 Centrifugal roof fans 236-242 Mounting accessories 243-244

Open the catalog to page 1
Roof fans - 2

222 Roof fans Product specific information VDM, RC and VC The following information completes the sector ‘general information’ and the information of the product pages. Models VDM Centrifugal roof fan with vertical discharge in a very compact design. Specification Vertical discharge offers the following advantages: – Low impact on the surrounding area by carrying soiled air away and dispersing it into the atmosphere. – Minimising soiling of local rooftops and dormer windows. – Carrying off unpleasant smells, vapours, etc. that would otherwise be carried to the neighbouring buildings and in...

Open the catalog to page 2
Roof fans - 3

223 Roof fans Product specific information RD Electric wiring Power can be supplied from the below through an opening in the base plate as well as from the top (roof). Connect according to the wiring diagram in the terminal box (protection to IP 55) located below the cowl. Full motor protection All models (except explosion proof) are equipped with thermal contacts, wired to the terminal box. For full motor protection connect to units shown in fan table. For explosion proof models the full motor protection unit must be chosen according to the tE time to VDE 0165. Required to validate the...

Open the catalog to page 3
Roof fans - 5

225 Roof fans and mounting accessories System configuration Commercial ducts Standard duct sizes to suit Helios components available from various stockists. Centrifugal roof fan RD horizontal discharge Cost effective. A compact, low profile design with excellent weather protection. Centrifugal roof fan VDM A compact low profile design with hinged casing. Impeller, motor and air intake freely accessible for inspection and cleaning. Soaker sheet WDS For roof fans and roof cowls on profiled roofs. Weather resistant and corrosion free made from reinforced polyester resin. Purlin box FDS For...

Open the catalog to page 5
Roof fans - 6

226 250 – 450 mm ø Horizontal discharge roof fans Horizontal discharge roof fan Backdraught shutter Backdraught shutters for horizontal models are available as an optional extra. Bird guard Bird guards are fitted as standard. Electrical connection Terminals in motor end cap (IP 55). Specification The range of HELIOS horizontal RC roof cowls are designed to be aerodynamically stable. The cowls provide weather protection to fans, when used and may also be used to screen roof openings or duct terminations. Manufactured from glass reinforced polyester resin (G.R.P.), reinforced with coremat to...

Open the catalog to page 6
Roof fans - 7

227 Horizontal discharge roof fans ø 250 – 450 mm A B C D Dimensions in mm A B C D Type Ref. No. PB 200/250 7656 425 300 595 225 PB 315 7657 445 350 615 220 Nominal weight kg 2.0 2.5 Purlin box for horizontal roof cowls Manufactured from glass reinforced polyester resin (G.R.P.). Corrosion resistant and thermally efficient,finished in goose wing grey to match most building applications. The units are designed to give load bearing support to the range of HELIOS fans and cowls and may be fitted in pitched or flat roof applications. PB 355 7658 625 400 780 240 4.0 A D C Dimensions in mm A B C...

Open the catalog to page 7
Roof fans - 8

228 500 – 710 mm ø Horizontal discharge roof fans Roof cowl Fan Type Ref. No. R.P.M. Air flow Power Current Wiring Maximum air flow Nominal Controllers horizontal volume diagram temperature fan 5 step Electronic discharge (FID) full load controlled weight transformer controller Type Ref. No. min-1 m3/h kW Amps No. +°C +°C kg Type Ref. No. Type Ref. No. 1 Phase motor, 230 V / 1 ph. / 50 Hz, protection to IP 55 RC 500/560 5131 HQW 500/6 1112 910 4570 0.14 1.20 475 60 40 17.3 MWS 1.51) 1947 ESA 3 0239 RC 500/560 5131 HQW 500/4 1113 1410 7130 0.45 2.60 475 60 40 17.3 MWS 3.01) 1948 ESA 3 i 7806...

Open the catalog to page 8
Roof fans - 9

229 Horizontal discharge roof fans ø 500 – 710 mm Dimensions in mm A B C D Type Ref. No. PB 500/560 7660 865 620 1050 250 Nominal weight kg 8.0 PB 630/710 7661 900 780 1080 260 10 Dimensions in mm A B C D Type Ref. No. SS 500/560 7666 870 150 1800 1) SS 630/710 7667 1000 150 1800 1) 1) Dimension D and weight vary for different profiles. Type Ref. No. BS 500/560 7654 BS 630/710 7655 Cowl size A B C Max. Min. Min. 500/560 865 150 550/630 630/710 900 150 700/810 A B C D Purlin box for horizontal roof cowls Manufactured from glass reinforced polyester resin (G.R.P.). Corrosion resistant and...

Open the catalog to page 9
Roof fans - 10

230 355 – 450 mm ø Vertical discharge roof fans Roof cowl Fan Type Ref. No. R.P.M. Air flow Power Current Wiring Maximum air flow Nominal Controllers vertical volume diagram temperature fan 5 step Electronic discharge (FID) full load controlled weight transformer controller Type Ref. No. min-1 m3/h kW Amps No. +°C +°C kg Type Ref. No. Type Ref. No. 1 Phase motor, 230 V / 1 ph. / 50 Hz, protection to IP 55 VC 355 7695 HQW 355/6 1107 940 1790 0.05 0.33 475 60 40 9.5 MWS 1.51) 1947 ESA 1 0238 VC 355 7695 HQW 355/4 1108 1405 2660 0.12 0.90 475 60 40 9.5 MWS 1.51) 1947 ESA 1 0238 VC 400/450 7696...

Open the catalog to page 10
Roof fans - 11

231 Vertical discharge roof fans ø 355 – 450 mm A B C D Dimensions in mm A B C D Type Ref. No. PB 355 7658 625 400 780 240 PB 400/450 7659 730 510 880 240 Nominal weight kg 4.0 6.0 Purlin box for vertical roof cowls Manufactured from glass reinforced polyester resin (G.R.P.). Corrosion resistant and thermally efficient, finished in goose wing grey to match most building applications. The units are designed to give load bearing support to the range of HELIOS fans and cowls and may be fitted in pitched or flat roof applications. Dimensions in mm A B C D Type Ref. No. SS 355 7664 650 150 1800...

Open the catalog to page 11

All Helios Ventilation catalogs and technical brochures

  1. TGA

    172 Pages

  2. SlimVent

    4 Pages

  3. RenoPipe

    8 Pages

  4. KWL Generation

    65 Pages

  5. EC greenVent

    84 Pages

  6. General catalog

    414 Pages

Archived catalogs

  1. Axial Fans

    30 Pages