Size: 315
Double Inlet Centrifugal - Inch Blowers: Nominally Dimensioned by Diameter and Length
Displaying 1 to 7 (of 7 products)
RD31S-4DW.6Q.AL - 121303 (Three Phase)
£ 1,456.92
RD31S-4DW.6Q.AL
Double inlet centrifugal fan with spiral housing. Type: RD31S-4DW.6Q.AL ...
RD31S-4EW.6Q.AL - 122296 (Single Phase)
£ 1,456.92
RD31S-4EW.6Q.AL
Double inlet centrifugal fan with spiral housing. Type: RD31S-4EW.6Q.AL ...
Displaying 1 to 7 (of 7 products)
1 x Helios ZNE Electronic Fan Overrun Timer2 x Push Timer Switch - ZA41 x Time Delay Unit - DT20B4 x WS - Reversing Switch from Helios Fans1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x MV-B Dual Switch for use with Helios HQW plate fans,2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)3 x COM-32 x CS2 Current Switch2 x Isolator Switch - ISOSW1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x MWS 3 – Transformer Controller With Motor Protection1 x Remote controller FLEX - for VEKO INT1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board2 x Systemair Save Connect 2.0 Internet Module1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp1 x CONTROL ECOWATT - Basic2 x MWS 1.5 – Transformer Controller With Motor Protection2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel2 x Elta Variable Speed Drive IP66 - 0.75KW3 x Elta 6 Amp Electronic single phase speed controller with TK3 x TG-K3/NTC10-01 - Duct temperature sensor1 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 CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR2 x Isolator Switch - EFF-ISO1 x Bathroom Fan -Envirovent- Silent 100 T (Timer Model)2 x Transformer Speed Control - RTRE- 7.0Amp1 x Speed Controller - REB1-N2 x Elta Variable Speed Drive IP66 - 2.2KW1 x EM30-24 Control Panel Commissioning Service1 x TG-R room temperature sensor1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x CBM 9-9 550w 4P VR (Open Motor)1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x PIR Sensor - PIR21 x EC6H - Reversible Group Fan Electronic Controller1 x Helios HQW-200/2 - IP551 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Speed Controller - REB101 x UB47- Universal Insulated Terminal
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Transformer (silent) speed controller - RE 1.5 Amp
£ 132.29
Unbelievable! With TDmixvent500: noise reduction minimum 50%...