Airflow QT 150HT Installation And Operating Instructions Manual Download Page 1 | Manualshive

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Installation and Operating Instructions
QuietAir 150mm Axial Fan

MODEL:QT

150HT

-

Two

Speed

Fan

(220/260m

3

/hr)

With Delay Start, Automatic Humidity

control and Timer

•

Low Energy

•

Quiet

•

Long

Life

•

Extra

Safe

•

Delay Start

1
2
3
...
»

Summary of Contents for QT 150HT

Page 1: ...llation and Operating Instructions QuietAir 150mm Axial Fan MODEL QT 150HT TwoSpeed Fan 220 260m3 hr With Delay Start Automatic Humidity control and Timer Low Energy Quiet Long Life Extra Safe Delay S...

Page 2: ...rotection 2 3 Start up performance Chapter 3 SPECIFICATIONS DIMENSIONS 3 0 Specifications 3 1 Product lifetime 3 2 Accessories 3 3 Dimensions Chapter 4 FUNCTION 4 0 Function description Chapter 5 CLEA...

Page 3: ...d accident prevention regulations should be observed All electrical work and commissioning should be carried out by authorized and qualified electricians Maintenance and installation work should be ca...

Page 4: ...its intended purpose The product complies with the valid regulations and CE guidelines at the time of its production 1 5 Transport The fan is factory packed so that it is protected against normal tran...

Page 5: ...a this should conform to the local supply network On the test stand fan performance complied with DIN EN ISO 5801 1 10 Noise data The noise data which relate to distances is valid under free flow cond...

Page 6: ...ff the fan switch on inhibit activates the fan for 15 sec to protect the motor from rapid on off switching CHAPTER 3 SPECIFICATIONS DIMENSIONS M1 150 F 3 0 Specifications Impeller 137 Electrical suppl...

Page 7: ...is required This feature is set at the factory to ensure a speedy dehumidification Dual stage humidity function During dual stage humidity function the fan will turn on first to the stage with a lowe...

Page 8: ...ase reduction during the fan operation The reduction however hasn t been enough to fall below the turn off threshold Short stop time activated since it can be assumed that after a short break the humi...

Page 9: ...ng Safety instructions listed in Chapter 1 2 should be observed Before cleaning always ensure that the fan is isolated from the power supply and secured against restarting Clean cover protective guard...

Page 10: ...contamination of the ventilation unit After unpacking and before installation the following points must be checked if any transport damage is noticed broken or bent parts free rotation of the impelle...

Page 11: ...draft shutter and guide vane If required backdraft shutter included in delivery can be installed behind the guide vane Fig 6 During the housing installation the guide vane should be mounted vertically...

Page 12: ...t The wiring diagram SS 1082 which can be found on Page 16 should always be used to ensure proper wire placement Check sealing of the connection cables and cable wires clamp If mounted at the inlet sp...

Page 13: ...Safety instructions listed in Chapter 1 2 must be observed To guarantee the proper function of the fan the following should be checked regularly Appearance of dust or dirt in the housing on the motor...

Page 14: ...settings stage 1 approx 70 and stage 2 approx 100 The adjustment applies to both the demand ventilation as well as for the humidity control To ensure sufficient dehumidification speed is in automatic...

Page 15: ...s humidity function the air volume is automatically controlled depending on the room humidity When the humidity increases the fan speed increases This ensures continuously increasing dehumidification...

Page 16: ...round There is humidity decrease reduction during the fan operation The reduction however hasn t been enough to fall below the turn off threshold Short stop time activated since it can be assumed that...

Page 17: ...witches 3 and 4 6 10 15 21 minutes If you switch between stages the delay timer will be ignored By simultaneous shut down of the both stages applicable delay time can be ignored As always the technica...

Page 18: ...16 12 Schematic overview for QT150 HT Fig 14...

Page 19: ...the impeller doesn t run freely note possible causes of failure in Chapter 8 1 Bearing noise Vibrations see Chapter 8 1 Power consumption according to the specifications on the type plate see Chapter...

Page 20: ...r corrosion mechanical loading fatigue and or other effects that could not be directly discerned should be disposed in accordance with local and international laws and regulations The same applies to...

Page 21: ...ble electrical supply 3 Has not been subjected to issue neglect or damage 4 Has not been modified or repaired by any person not authorised by Airflow Developments Ltd 5 Has been installed in accordanc...

Page 22: ...ement by an assessed and registered Competent Person should follow a Best Practice process and adopt air flow measurement Method A The Unconditional Method using a suitable UKAS certified measuring in...

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