Speed Controllers - Three Phase

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

Displaying 25 to 48 (of 53 products)
Helios VDS-7 Three Phase Transformer 5-Step
Helios VDS-7 Three Phase Transformer 5-Step
£ 632.42
Helios VDS-7 Three Phase Transformer 5-Step...
Inverter Fan Speed Controller Range INV3
Inverter Fan Speed Controller Range INV3
£ 716.94
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
£ 790.15
Inverter VFKB 45 - Adjustable Frequency Drive for Three Phase Motors up to 1.5 KW at 400 V....
Inverter VFKB 48
Inverter VFKB 48
£ 833.68
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
£ 343.13
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
£ 1,070.51
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
£ 414.32
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
£ 480.28
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
£ 790.46
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
£ 1,046.63
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
£ 293.81
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
£ 475.09
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
£ 641.79
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
£ 741.22
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
£ 810.86
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
£ 1,057.34
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
£ 1,038.45
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
£ 1,121.25
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
£ 686.12
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
£ 718.91
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
£ 811.25
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...
Three Phase 3 step - 10amp  Transformer controller for use with the HV Wall Mounted fans.
Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.
£ 510.00
Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans....
Three phase Transformer Auto speed controller - ATC3
Three phase Transformer Auto speed controller - ATC3
£ 454.86
The ATC3 is for use with Three phase voltage controllable fans. Auto transformer controllers regulate the voltage output whilst maintaining a true sine wave. The great advantage of this type of contro...
Displaying 25 to 48 (of 53 products)
1 x HD Series Control Damper - 3000mm X 1500mm1 x Isolator Relay Controller - 4420301 x TUNE-R-200-3-M2 - Control Damper1 x TUNE-R-100-3-M4 - Control Damper1 x Elta SPA710/4/6-3AC - IP541 x TUNE-R-160-2-M1 - Control Damper1 x Ducting 45 Degree Bend - 250mm1 x Duct Termination with Mesh - 315mm1 x *VORT HRW 30 MONO Evo - Single Room Heat Recovery Unit,1 x Remote Fan Status Indicator - RF11 x MTS10- extractor fan 3 step switch2 x DOL Starter with Isolator - Three phase1 x MEV Spider Wireless boost Switch - MEV-SWH-W2 x ACO3TO-ADS-VFC-7.1A2 x 7-Day Digital Time Switch - TCK7D-6A1 x TUNE-R-315-1-M4 - Control Damper1 x Stainless Steel Single Blade Regulating Damper -150mm1 x OBD 450x450 - for use with 4WAY-5951 x Elta EC Electronic Controller1 x TUNE-R-400-3-M0 - Control Damper1 x Commercial Single or 3 phase Fan Reversing Switch - RS11 x TUNE-R-160-3-M0 - Control Damper (NO ACTUATOR)1 x Isolator Switch - EFF-ISO1 x SPI-200 C Iris damper1 x PIR Sensor - PIR21 x TUNE-R-180-2-M5 - Control Damper1 x Remote Indicator RED/GREEN - AM121 x ACO3/B Changeover Panel (Three Phase)1 x COM-31 x Elta Prema LCD Display1 x TUNE-R-250-3-M0 - Control Damper (NO ACTUATOR)1 x TechSeal 100FR Duct Sealant Cartridge - 100FRS2 x TUNE-R-200-3-M0 - Control Damper (NO ACTUATOR)2 x TUNE-R-160-3-M2 - Control Damper1 x TUNE-R-80-3-M0 - Control Damper (NO ACTUATOR)1 x HRU Controller1 x TUNE-R-80-3-M2 - Control Damper1 x Commercial Thermostat - TH161 x HD Series Control Damper - 2300mm X 1000mm1 x ACOFR9A-ADS-VFC - Automatic Duty Share Changeover panel2 x TUNE-R-160-3-M6 - Control Damper1 x TUNE-R-125-3-M5 - Control Damper1 x SS Series Slimseal 600mmx600mm Damper1 x TUNE-R-160-3-M4 - Control Damper1 x Elta SPA710/6-3EC1 x TUNE-R-100-2-M1 - Control Damper1 x SS Series Slimseal 800mmx800mm Damper1 x TUNE-R-140-3-M4 - Control Damper1 x AW Sileo EC Plate Axial Fan - Three Phase - 710mm1 x HRST/4-710-20 BPN C Rotorex Sickle bladed fan1 x TUNE-R-200-3-M3 - Control Damper1 x Helios TSD 3.0 Transformer Speed Control (400v)
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 10.53

Look good, works well, except the shaft of the lanellae cuts...