• Model:SQS250-1ECL

Quietflow SQS250-1ECL - Centrifugal Box Fan

£ 1,259.39 (excl. VAT)

£ 1,511.27 (inc. VAT)


Quietflow SQS250-1ECL - Centrifugal Box Fan

• Standard size 250 mm
• Air volume flow rates up to 0.347 m3/s
• Static pressures up to 841 Pa
• Suitable for operating temperatures up to +60℃
• Robust galvanised sheet steel casing
Acoustically lined single in-line centrifugal fans, suitable for internal duct mounting. The Quietflow incorporates advanced backward curved impellers, with three ndimensional profiled blades.

Low Noise
Each unit is acoustically lined internally with Class O rated (BS 476 Parts 6 and 7) fire resistant acoustic foam lining minimising breakout noise levels.

Easy Installation
New multi-mount brackets allow easy mounting in a range of orientations.

Easy Commissioning
Integrated commissioning control allowing single speed selection and also limiting maximum speed if used with an external potentiometer.

Efficient Performance
High efficiency low tonal noise backward curved centrifugal impellers are directly driven by an EC external rotor motor, provide low specific fan powers and stepless speed control without tonal noise generation.

Weather Resistance
Units can be weatherproofed in the factory to allow external installation.

PDF Files


SQS250-1ECL Specification Sheets

1 x Push Timer Switch - ZA43 x Single phase speed controller by auto-transformer - RMB 1.5 Amp3 x Isolator Switch - ISOSW1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x TTC-2000 Three phase electric heater controller1 x 7 Day Programmable TIMECLOCK1 x Transformer Speed Control - RTRE- 7.0Amp3 x MWS 3 – Transformer Controller With Motor Protection2 x CS2 Current Switch2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)3 x Systemair Save Connect 2.0 Internet Module1 x MV-B Dual Switch for use with Helios HQW plate fans,2 x COM-31 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Speed Controller - REB31 x Elta ACO Panel 149-ACO14E1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Elta 6 Amp Electronic single phase speed controller with TK1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel3 x WS - Reversing Switch from Helios Fans1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x EC-Vent Room Unit2 x Elta Variable Speed Drive IP66 - 0.75KW2 x MWS 1.5 – Transformer Controller With Motor Protection2 x TG-R room temperature sensor1 x Single phase speed controller by auto-transformer - RMB 8.0 Amp2 x MTP 10, 10K, Speed control1 x Isolator Switch - EFF-ISO1 x EM30-24 Control Panel Commissioning Service1 x Elta Variable Speed Drive IP66 - 2.2KW1 x EC6H - Reversible Group Fan Electronic Controller1 x Speed Controller - REB1-N1 x Electronic extractor fan speed controller - FSC 1.51 x Elta 6 Amp Electronic single phase speed controller.1 x Helios HQW-200/2 - IP551 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 500
Reviews
EM 250-E2M 01- Etamaster-250
EM 250-E2M 01- Etamaster-250
£ 128.80

Really well made but comes with no speed controler? ?and can...