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 Remote Timer Control - 13512 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)3 x Single phase speed controller by auto-transformer - RMB 1.5 Amp3 x COM-31 x Push Timer Switch - ZA43 x Isolator Switch - ISOSW3 x MWS 3 – Transformer Controller With Motor Protection1 x Helios ZNE Electronic Fan Overrun Timer1 x Elta 3 Amp Electronic single phase speed controller with TK1 x CS2 Current Switch1 x Time Delay Unit - DT20B1 x Multi Input Run On Timer - 0 - 20min - CFCU1 x ACOAS/ AC/EC Auto Changeover 8Amp1 x TTC-2000 Three phase electric heater controller2 x Elta 6 Amp Electronic single phase speed controller with TK2 x Systemair Save Connect 2.0 Internet Module2 x TG-K Duct temperature sensor1 x 7 Day Programmable TIMECLOCK2 x Single phase speed controller by auto-transformer - RMB 8.0 Amp1 x Single phase speed controller by auto-transformer - RMB 3.5 Amp2 x Helios HQW-200/2 - IP551 x Elta ACO Panel 149-ACO14E1 x Two Speed Switch - REGUL-21 x CONTROL ECOWATT - Basic1 x EM30-24 Electro-Mechanical Control Panel2 x CPTA-S PIR SENSOR Volt Free Contacts - Surface Mounted1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x BEAS-control module1 x Single phase speed controller by auto-transformer - RMB 10.0 Amp2 x Transformer 5 Speed Controller - ATC1-12TK1 x TG-K3/NTC10-01 - Duct temperature sensor1 x EC-Vent control board2 x MWS 1.5 – Transformer Controller With Motor Protection1 x WS - Reversing Switch from Helios Fans1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x ACO 149-ACO1/EDV1 x Helios HQW-200/4 - IP55
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