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 Timer1 x Push Timer Switch - ZA41 x Time Delay Unit - DT20B2 x MV-B Dual Switch for use with Helios HQW plate fans,3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x ACO8AC/EC AutoChangeover panel1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x CS2 Current Switch3 x Systemair Save Connect 2.0 Internet Module2 x Isolator Switch - ISOSW2 x Helios TSW 1.5 Amp Transformer speed controller1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE1 x Elta ACO Panel 149-ACO14E1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x Transformer Speed Control - RTRE- 7.0Amp2 x Elta Variable Speed Drive IP66 - 0.75KW2 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt CVR1 x EC-Vent control board2 x Isolator Switch - EFF-ISO2 x WS - Reversing Switch from Helios Fans2 x COM-31 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x Duct Termination with Mesh - 355mm2 x TG-R room temperature sensor1 x Elta ACO Panel 149-ACO18B1 x EC-Vent Room Unit1 x Vent Axia Silent 100T (TIMER)1 x Speed Controller - REB101 x MTP 10, 10K, Speed control1 x EM30-24 Electro-Mechanical Control Panel1 x CBM Low Pressure Centrifugal Fan - CBM 10/10 4 Pole 550watt VR1 x EM30-24 Control Panel Commissioning Service1 x Elta 6 Amp Electronic single phase speed controller.3 x MWS 1.5 – Transformer Controller With Motor Protection1 x Round ceiling diffuser 250mm1 x TG-K Duct temperature sensor1 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Elta 6 Amp Electronic single phase speed controller with TK
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