• 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 Run On Timer - 5s - 4hrs - RT5A1 x Remote Timer Control - 13511 x Push Timer Switch - ZA41 x Helios ZNE Electronic Fan Overrun Timer2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)2 x CS2 Current Switch4 x Single phase speed controller by auto-transformer - RMB 1.5 Amp2 x Isolator Switch - ISOSW1 x MV-B Dual Switch for use with Helios HQW plate fans,1 x Time Delay Unit - DT20B3 x COM-31 x Multi Input Run On Timer - 0 - 20min - CFCU2 x MWS 3 – Transformer Controller With Motor Protection1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp2 x TG-K3/NTC10-01 - Duct temperature sensor2 x Systemair Save Connect 2.0 Internet Module2 x TG-K Duct temperature sensor1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x Elta ACO Panel 149-ACO14E3 x Elta 6 Amp Electronic single phase speed controller with TK2 x Isolator Switch - EFF-ISO1 x ACO 149-ACO1/EDV2 x TG-R room temperature sensor1 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x Vent Axia Silent 100T (TIMER)2 x Helios HQW-200/2 - IP551 x Elta ACO Panel 149-ACO18B1 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x BEAS-control module1 x CBM Low Pressure Centrifugal Fan - CBM 12/12 6 Pole 736watt CVR1 x Transformer Speed Control - RTRE- 7.0Amp1 x EC-Vent Room Unit1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection2 x MWS 1.5 – Transformer Controller With Motor Protection1 x Speed Controller - REB101 x EM30-24 Control Panel Commissioning Service1 x PIR Sensor - PIR21 x Elta - Room Sensor - Temp/Humid/C021 x Elta 6 Amp Electronic single phase speed controller.1 x EC6H - Reversible Group Fan Electronic Controller2 x Envirovent G4 Filter - SL-G4/F71 x WS - Reversing Switch from Helios Fans1 x Skyflow SSR Horizontal Roof Cowl SSR31/35BS1 x Vent Axia ACM 100 T (Timer Model) inline mixed flow duct fan1 x Helios TSW 7.5 Amp Transformer speed controller1 x Vent Axia ACM 100 inline mixed flow duct fan1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x Transformer 5 Speed Controller - ATC1-12TK1 x Transformer 5 Speed Controller - ATC1-4TK
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£ 399.00 now £ 350.00
Reviews
TD-SILENT 350/125
TD-SILENT 350/125
£ 178.68

Excellent low noise fan, I've got one unit running years and...