Speed Controllers - Three Phase

Variable and Transformer type speed controllers for three phase (400V) also Inverters Speed Controls and switch gear.

Displaying 27 to 52 (of 60 products)
Inverter Fan Speed Controller Range INV3
Inverter Fan Speed Controller Range INV3
£ 752.79
Inverter Fan Speed Controller Range INV3 A range of Inverter fan speed controllers designed for speed controllable 3 phase motors. The INV range of controllers are housed in metal enclosures. IN...
Inverter VFKB 45
Inverter VFKB 45
£ 829.66
Inverter VFKB 45 - Adjustable Frequency Drive for Three Phase Motors up to 1.5 KW at 400 V....
Inverter VFKB 48
Inverter VFKB 48
£ 875.36
Inverter VFKB 48 - Adjustable Frequency Drive for Three Phase Motors up to 4 KW at 400 V....
RDKT40 - 4amp Transformer Speed Control -
RDKT40 - 4amp Transformer Speed Control -
£ 665.00
RDKT40 - 4amp Transformer Speed Control -...
RDS 1  Helios Transformer Controller With Motor Protection
RDS 1 Helios Transformer Controller With Motor Protection
£ 353.42
Five step speed controller with integrated thermal contact tripping unit for 400 V, 3 ph. alternating current fans. To connect thermal contacts wired to the terminal box. A number of fans can be con...
RDS 11  Helios  Transformer Controller With Motor Protection
RDS 11 Helios Transformer Controller With Motor Protection
£ 1,194.99
Five step speed controller with integrated thermal contact tripping unit for 400 V, 3 ph. alternating current fans. To connect thermal contacts wired to the terminal box. A number of fans can be con...
RDS 2 Helios  Transformer Controller With Motor Protection
RDS 2 Helios Transformer Controller With Motor Protection
£ 426.75
Five step speed controller with integrated thermal contact tripping unit for 400 V, 3 ph. alternating current fans. To connect thermal contacts wired to the terminal box. A number of fans can be con...
RDS 4  Helios  Transformer Controller With Motor Protection
RDS 4 Helios Transformer Controller With Motor Protection
£ 494.69
Five step speed controller with integrated thermal contact tripping unit for 400 V, 3 ph. alternating current fans. To connect thermal contacts wired to the terminal box. A number of fans can be con...
RDS 7  Helios Transformer Controller With Motor Protection
RDS 7 Helios Transformer Controller With Motor Protection
£ 814.17
Five step speed controller with integrated thermal contact tripping unit for 400 V, 3 ph. alternating current fans. To connect thermal contacts wired to the terminal box. A number of fans can be con...
RTRD - Three Phase Speed Controller - 14 Amp
RTRD - Three Phase Speed Controller - 14 Amp
£ 1,037.99
Manual five-step transformer (with motor protection) - RTRD - Three Phase Speed Controller - 14 Amp A three-phase transformer which controls the fan speed by altering the supply voltage in five f...
RTRD - Three Phase Speed Controller - 2 Amp
RTRD - Three Phase Speed Controller - 2 Amp
£ 342.99
Manual five-step transformer (with motor protection) - RTRD - Three Phase Speed Controller - 2 Amp A three-phase transformer which controls the fan speed by altering the supply voltage in five fi...
RTRD - Three Phase Speed Controller - 4 Amp
RTRD - Three Phase Speed Controller - 4 Amp
£ 473.49
Manual five-step transformer (with motor protection) - RTRD - Three Phase Speed Controller - 4 Amp A three-phase transformer which controls the fan speed by altering the supply voltage in five fi...
RTRD - Three Phase Speed Controller - 7 Amp
RTRD - Three Phase Speed Controller - 7 Amp
£ 637.99
Manual five-step transformer (with motor protection) - RTRD - Three Phase Speed Controller - 7 Amp A three-phase transformer which controls the fan speed by altering the supply voltage in five fi...
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 2 Amps
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 2 Amps
£ 734.99
A three-phase transformer which controls the fan speed by altering the supply voltage in five fixed steps. The steps are adjusted manually, using the control knobs on the front of the unit. There a...
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 4 Amps
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 4 Amps
£ 799.99
A three-phase transformer which controls the fan speed by altering the supply voltage in five fixed steps. The steps are adjusted manually, using the control knobs on the front of the unit. There a...
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 7 Amps
RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 7 Amps
£ 1,044.99
A three-phase transformer which controls the fan speed by altering the supply voltage in five fixed steps. The steps are adjusted manually, using the control knobs on the front of the unit. There a...
Soler & Palau VFD-T inverter 13 amp IP54
Soler & Palau VFD-T inverter 13 amp IP54
£ 1,090.37
Three-phase 400V-50/60Hz Voltage supply. Motor kW protection programmable by a single parameter. Power on and drive status indication. Speed selection with UP/DOWN keys. Run/Fault relay output contact...
Soler & Palau VFD-T inverter 17 amp IP54
Soler & Palau VFD-T inverter 17 amp IP54
£ 1,177.31
Three-phase 400V-50/60Hz Voltage supply. Motor kW protection programmable by a single parameter. Power on and drive status indication. Speed selection with UP/DOWN keys. Run/Fault relay output contact...
Soler & Palau VFD-T inverter 5 amp IP54
Soler & Palau VFD-T inverter 5 amp IP54
£ 720.43
Three-phase 400V-50/60Hz Voltage supply. Motor kW protection programmable by a single parameter. Power on and drive status indication. Speed selection with UP/DOWN keys. Run/Fault relay output contact...
Soler & Palau VFD-T inverter 6.8 amp IP54
Soler & Palau VFD-T inverter 6.8 amp IP54
£ 754.86
Three-phase 400V-50/60Hz Voltage supply. Motor kW protection programmable by a single parameter. Power on and drive status indication. Speed selection with UP/DOWN keys. Run/Fault relay output contact...
Soler & Palau VFD-T inverter 9 amp IP54
Soler & Palau VFD-T inverter 9 amp IP54
£ 851.81
Three-phase 400V-50/60Hz Voltage supply. Motor kW protection programmable by a single parameter. Power on and drive status indication. Speed selection with UP/DOWN keys. Run/Fault relay output contact...
TDID 11 - WOODS Auto Transformer (3 Phase)
TDID 11 - WOODS Auto Transformer (3 Phase)
£ 599.00
TDID 11 - WOODS Auto Transformer (3 Phase)...
TDID 2.5 - WOODS Auto Transformer (3 Phase)
TDID 2.5 - WOODS Auto Transformer (3 Phase)
£ 299.00
TDID 2.5 - WOODS Auto Transformer (3 Phase)...
TDID 4 - WOODS Auto Transformer (3 Phase)
TDID 4 - WOODS Auto Transformer (3 Phase)
£ 355.00
TDID 4 - WOODS Auto Transformer (3 Phase)...
TDID 8 - WOODS Auto Transformer (3 Phase)
TDID 8 - WOODS Auto Transformer (3 Phase)
£ 505.00
TDID 8 - WOODS Auto Transformer (3 Phase)...
Displaying 27 to 52 (of 60 products)
1 x Remote Timer Control - 13512 x Vent Axia ACM 100 inline mixed flow duct fan1 x Run On Timer - 5s - 4hrs - RT5A1 x Helios ZNE Electronic Fan Overrun Timer2 x Push Timer Switch - ZA42 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B1 x 7 Day Programmable TIMECLOCK1 x TTC-2000 Three phase electric heater controller2 x Envirovent Silent MV160/100T Mixvent - Timer Model - 100mm - (5 year warranty)1 x Elta ACO Panel 149-ACO14E1 x EC-Vent control board1 x CONTROL ECOWATT - Basic1 x ACO 149-ACO1/EDV1 x EM30-24 Electro-Mechanical Control Panel1 x U-EK plastic housing IP65 - for use with the U-EK230E Motor Protection1 x EC-Vent Room Unit1 x Systemair Save Connect 2.0 Internet Module1 x Elta ACO Panel 149-ACO18B1 x EM30-24 Control Panel Commissioning Service1 x Easy-fix termination kit - High Rise Ventilator - EFT1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x ELTA - Three Phase Transformer 3amps1 x Circular Ceiling Diffuser - TST 1001 x ELTA - Single Phase Transformer 16amps3 x Elta 3 Amp Electronic single phase speed controller with TK1 x Elta 6 Amp Electronic single phase speed controller with TK1 x Round ceiling diffuser 200mm1 x Elta 2 Amp Electronic single phase speed controller.1 x EFSC-3N- Single Phase Speed Control1 x Round ceiling diffuser 300mm1 x ELTA - Single Phase Transformer 8amps1 x Round ceiling diffuser 350mm1 x Airvent ceiling fan controller1 x Round ceiling diffuser 250mm1 x AIRVENT speed control - AIR4019611 x ELTA - Single Phase Transformer 4amps1 x ELTA - Single Phase Transformer 12amps1 x Elta Variable Speed Drive IP66 - 0.37KW (1ph to 3ph)1 x EFSC-6N- Single Phase Speed Control1 x Elta 6 Amp Electronic single phase speed controller.1 x COM-31 x Elta Variable Speed Drive IP66 - 0.75KW (1ph to 3ph)1 x PCA Diffuser - PCA-2501 x ELTA - Single Phase Transformer 10amps2 x Single phase speed controller by auto-transformer - RMB 3.5 Amp1 x ACO8AC/EC AutoChangeover panel2 x ACOAS/ AC/EC Auto Changeover 8Amp1 x Elta Variable Speed Drive IP66 - 7.5KW1 x Elta Variable Speed Drive IP66 - 2.2KW1 x FRQ5-4A V2 Inverter Speed Controller1 x FRQ-10A V2 Inverter Speed controller1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FU 22 25 Frequency Inverter1 x FU 15 40 Frequency Inverter1 x Helios TSD 5.5 Transformer Speed Control (400v)1 x FU 075 52 Frequency Inverter (IP20)1 x Helios VDS-7 Three Phase Transformer 5-Step1 x Frequency converter RUCK - FU 075 201 x Frequency converter FU 075 14 - IP661 x Elta Variable Speed Drive IP66 - 0.75KW1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 5.5KW1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x FRQ5-10A Inverter Speed controller1 x NKS-D swirl diffuser v-300 x 300mm1 x FU 22 04 Frequency Inverter1 x FU 075 04 Frequency Inverter (IP20)1 x Helios - FIUK-11KW 24.0A - FREQUENCY INVERTER1 x Circular Ceiling Diffuser - TST 1251 x PCA Diffuser - PCA-3151 x Circular Ceiling Diffuser - TST 2001 x Balance S Diffuser - NO RING - 125mm1 x ELTA - Single Phase Transformer 2amps1 x Round ceiling diffuser 400mm1 x JSR 200 Painted RAL50182 x Electronic extractor fan speed controller - FSC 1.51 x Curved Blade Grille 600x600 (2way blow)1 x Circular Ceiling Diffuser - TST 1602 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x Balance S Diffuser - NO RING - 100mm1 x EC6H - Reversible Group Fan Electronic Controller1 x Vent Axia ACM 150 inline mixed flow duct fan2 x Vent Axia ACM 125 inline mixed flow duct fan1 x CMT-2 200/80 1.1KW - Single inlet centrifugal fan direct driven1 x S & P Aluminium Axial Fan Louvre Shutter - PER-CR- 5001 x Elta Variable Speed Drive IP66 - 1.5KW1 x Elta 10 Amp Electronic single phase speed controller.1 x ELTA - Three Phase Transformer 10amps3 x Isolator Switch - ISOSW1 x KMBI 180 Connector rectangular/circular to install on the discharge of CMT2 x Vent Axia ACM 125 T (Timer Model) inline mixed flow duct fan1 x S&P MULTI-REG EC FAN CONTROLLER / INTERFACE2 x TG-K Duct temperature sensor2 x Single phase speed controller by auto-transformer - RMB 1.5 Amp1 x Vent Axia T-Series Controller1 x Transformer 5 Speed Controller - ATC1-10TK1 x Transformer 5 Speed Controller - ATC1-4TK1 x Transformer 5 Speed Controller - ATC1-8TK2 x Helios TSW 3 Amp Transformer speed controller1 x Transformer 5 Speed Controller - ATC1-12TK2 x Remote controller FLEX - for VEKO INT2 x CS2 Current Switch1 x MWS 3 – Transformer Controller With Motor Protection1 x WS - Reversing Switch from Helios Fans
Reviews
Circular Inline Silencers - 0.6M long - SLU-600
Circular Inline Silencers - 0.6M long - SLU-600
£ 58.40

I have a loft mount extractor fan which was very noisy. I ...