• Model:STDL250-1EC

Twinflow STDL250-1EC

£ 1,691.02 (excl. VAT)

£ 2,029.22 (inc. VAT)

Twinflow STDL fans are suitable for external mounting. The range incorporates advanced backward curved impellers.

Standard size 250mm
Air volume flow rates up to 0.336 m3/s
Static pressures up to 6487 Pa
Suitable for operating temperatures up to +60℃
Redesigned casing to improve airflow and reduce specific fan powers
Auto Changeover Panel Included
Acoustically lined internally to reduce breakout noise levels
Low Specific Fan Powers
Configurable with optional demand control (DCV) for easy connection to sensors and spigot type
Available in EC

Options
Circular Spigot - (Standard)
Circular Spigot and DCV - (DCV)
Rectangular Spigot - (R)
Rectangular Spigot & DCV - (RDCV)

PDF Files


STDL Data Sheet

Available Options

1 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp4 x Isolator Switch - ISOSW1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x CS2 Current Switch2 x MWS 3 – Transformer Controller With Motor Protection1 x 7 Day Programmable TIMECLOCK2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x TTC-2000 Three phase electric heater controller2 x COM-33 x Systemair Save Connect 2.0 Internet Module2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Elta ACO Panel 149-ACO14E2 x Elta 6 Amp Electronic single phase speed controller with TK1 x CONTROL ECOWATT - Basic1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x TG-K3/NTC10-01 - Duct temperature sensor2 x Remote Timer Control - 13511 x EM30-24 Electro-Mechanical Control Panel1 x ACO 149-ACO1/EDV1 x Vent Axia ACM 100 inline mixed flow duct fan5 x MWS 1.5 – Transformer Controller With Motor Protection1 x Elta Variable Speed Drive IP66 - 0.75KW2 x Transformer Speed Control - RTRE- 7.0Amp1 x EC-Vent Room Unit4 x WS - Reversing Switch from Helios Fans2 x Isolator Switch - EFF-ISO1 x Silent 100 Window Kit - windowS1 x Multiflow SMB550/4-1AC1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Helios HQW-200/4 - IP552 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted2 x Transformer (silent) speed controller - RE 3.0 Amp2 x PIR Sensor - PIR21 x Electronic extractor fan speed controller - FSC 1.52 x BEAS-control module1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 6301 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5002 x UB47- Universal Insulated Terminal1 x Envirovent G4 Filter - SL-G4/F71 x Elta 6 Amp Electronic single phase speed controller.2 x Helios HQW-630/4 - IP551 x Transformer Speed Control - RTRE- 12.0Amp1 x REB-CVF 0-10v Controller1 x PIR Sensor - PIR41 x Easy-fix termination kit - High Rise Ventilator - EFT3 x TG-R room temperature sensor1 x Quietflow SQS100-1ECL - Centrifugal Box Fan1 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x CBT-100N Centrifugal1 x Vent Axia T-Series Controller1 x Speed Controller - REB12 x AXC TP - 150mm Plastic Centrifugal Inline Fan3 x Vent Axia Silent 100T (TIMER)2 x Vent Axia ACM 150 inline mixed flow duct fan1 x Vent Axia ACM 125 inline mixed flow duct fan1 x CBM 9-9 550w 4P VR (Open Motor)1 x Flakt Woods ME 1.6 speed controller 6.0amp - EA9011591 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x EM30-24 Control Panel Commissioning Service1 x EC6H - Reversible Group Fan Electronic Controller1 x Commercial Single or 3 phase Fan Reversing Switch - RS12 x MTP 10, 10K, Speed control1 x Speed Controller - REB1-N1 x Transformer 5 Speed Controller - ATC1-4TK1 x Two Speed Switch - REGUL-21 x TUNE-R-200-3-M1 - Control Damper1 x Helios HQW-250/4 - IP55
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