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Key features
Type: Attenuated twin inline
Application: Run and standby
Control options: Auto changeover
The range

The Xpelair HiFlo CMAX Twin range of inline fans is a sixteen model line up of fans for use in ducting applications where high performance is required. Each fan combines innovative features to increase efficiency, reduce noise and make installation easier.

With models suitable for light commercial through to industrial applications such as schools, shops, sports complexes, offices, pubs and restaurants, the compact design allows the fans to be easily accommodated above a suspended ceiling or below a floor void using the mounting points provided.

All models can be mounted with the cover upwards or inverted.

Further details

 XDFA600XDFA500/5XDFA500/3XDFA500/2XDFA500/4XDFA500/1XDFA400/3XDFA400/2XDFA400/1XDFA315/2XDFA315/1XDFA250XDFA200XDFA150XDFA125XDFA100
Spigot diameter (mm)600500500500500500400400400315315250200150215100
Airflow (m3/s) 0Pa0.000.000.001.551.891.280.001.050.720.700.580.530.240.190.130.07
Airflow (m3/s) 50Pa0.001.950.001.471.801.190.001.020.700.680.570.520.230.190.120.07
Airflow (m3/s) 100Pa0.001.850.001.391.691.100.000.980.680.660.550.500.210.180.120.06
Airflow (m3/s) 150Pa0.001.740.001.281.580.970.000.950.660.640.510.460.190.170.110.06
Airflow (m3/s) 200Pa2.751.620.001.171.440.831.000.910.640.620.460.410.180.160.110.05
Airflow (m3/s) 250Pa2.701.390.001.001.240.600.920.850.580.560.370.340.150.140.100.05
Airflow (m3/s) 275Pa0.000.000.000.000.000.000.000.800.530.520.220.220.140.120.090.04
Airflow (m3/s) 300Pa2.641.040.000.780.780.200.860.750.480.470.000.000.120.110.080.04
Airflow (m3/s) 325Pa0.000.000.000.110.000.000.000.680.350.340.000.000.100.090.070.03
Airflow (m3/s) 350Pa2.500.600.000.000.000.000.750.580.170.160.000.000.070.070.050.00
Airflow (m3/s) 375Pa0.000.000.000.000.000.000.000.140.000.000.000.000.050.040.030.00
Airflow (m3/s) 400Pa2.220.001.610.000.000.000.400.010.000.000.000.000.010.010.000.00
Airflow (m3/s) 450Pa1.740.001.530.000.000.000.200.000.000.000.000.000.000.000.000.00
Nominal fan speed (rpm)84080013008007707101130121011001100120012001150115011502150
Max electrical power (W)3700175026001400170011001050124070070036036019519519588
Full load current (A)7.003.004.302.607.805.204.706.003.003.001.601.601.001.001.000.04
Starting current (A)20.0011.0017.5011.0010.009.008.8016.007.507.504.504.503.003.003.001.00
Motor insulation classFFFFFFFFBBBBBBBB
IP ratingIP54IP54IP54IP54IP54IP54IP54IP44IP44IP44IP44IP44IP44IP44IP44IP44
Max operating temperature (ºC)                
Weight (kg)226140136136154136105726564373725242423
PhaseThree PhaseThree PhaseThree PhaseThree PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle PhaseSingle Phase

Casings

Unit casings are manufactured from best quality galvanised sheet steel with access from top or bottom. Reinforced slotted safety fixing points are incorporated to facilitate drop-rods or mounting bolts within overall unit width. All permanent fixings are rivetted and all removable items are retained via setscrews and nutserts. Fan mounting plate incorporates ‘damped panel’ technology and is easily removable via access panel.

Fan Deck

Incorporates 'damped panel technology' developed to considerably reduce fan deck resonance. Xpelair's visco-elastic polymer laminate construction is particularly effective at reducing resonance in the lower frequency octave bands.

MAX attenuation

CFC and HFC-free, class ‘O’ open cell expanded foam, for thermal and acoustic purposes, with a maximum thermal conductivity of 0.035W/mK, fully in compliance with London Borough and CAA airport authority flammability and toxicity requirements. Adhesive is a light and ageing resistant modified acrylic synthetic resin with high temperature tolerance.

Fans

Single-inlet, single width, or double-inlet, doublewidth, centrifugal type with high efficiency, low noise, forward-curved, multiblade galvanised sheet steel impellers housed within galvanised steel scrolls. Motor/impeller assemblies are statically and dynamically balanced, in two planes, in accordance with BS 5265, Part 1, 1979 to G2.5. Fans are mounted individually on to fan decks to facilitate easy removal.

Motors

Totally enclosed, high-efficiency, split-capacitor type with power factors of better than 0.9. Maximum ambient operating temp. of at least 40°C. (Motors rated to 50ºC are available to special order.) Bearings are sealed-for-life, maintenance-free, ball bearing type with a minimum life expectancy of 50,000 hours under design operating conditions. Thermal contactors are incorporated into the windings to ensure overload protection. Insulation is to Class B or F with enclosure to IP44 or IP54. Electrical supply 220-240V single phase 50Hz or 400-415V three phase 50Hz.

Terminal Box

Electrical connections are wired via an external IP54 terminal box, with removable cover, in accordance with I.E.E. 16th. Edition, (BS7671), and tested to ensure full earth continuity. Auto changeover with run and standby is used with this model.

Controllers

Auto changeover controller with duty sharing run and standby is used with the models in this range.





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