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 Spiral Duct Grille Termination - 630mm1 x Elta - SMT 125 Mixvent Inline Fan - Clearance Stock Line1 x HIMF - Mixed Flow Fan 125mm Inline Fan1 x Helios VARW 450/4 - TK1 x Elta Turboflow-TF - 500mm(A) - Three phase1 x Elta SLC450/4-3AC - IP551 x Elta SLC450-1EC -IE5 Motor- IP551 x Flexible PVC Ducting - 220x901 x Spiral Ducting 1 meter - 630mm1 x Ducting 90 Degree Bend - 630mm1 x Duct Split Rings (Pair) -630mm1 x Spiral Ducting 3 Meters - 630mm1 x Duct Termination with Mesh - 630mm1 x Female Ducting Connector - 630mm1 x Shoed T Piece Un-Equal -630mm-500mm1 x Male Ducting Connector - 630mm1 x 125mm Round 90 Degree Bend1 x 125mm Wall Duct - 350mm1 x CAB-250 ECOWATT Energy Efficient Acoustic Box Fan1 x Soler & Palau - TGT/4-450-6/0.55kW 32 Degree1 x Belt Drive Cased Axial Fan - 450mm - H version1 x Raptor SDA450/4-1EC1 x Floor Standing Cooler Fan- SRC-4501 x Raptor SDA450/46-3AC1 x Vent Axia SABRE 450mm Cased Axial Fan (Single Phase)1 x Vent Axia KAF Kitchen Extract Fan - 450mm - 2 Pole - Single Phase1 x Soler & Palau - TGT/6-1000-3/26 BLP 3kW (230/400V50Hz) IE3 V51 x Soler & Palau TCBT/6-450/H - IP651 x Compact SCD450/4-1AC1 x Elta - HTS450/4-1 - Case Mounted Circulating Axial Fan1 x Spiral Ducting 3 Meters - 500mm1 x Female Ducting Connector - 560mm1 x Ducting 45 Degree Bend - 500mm1 x Helios GigaBox 630mm GBD 630/4/4 centrifugal1 x SDD-U Anti Vibration Pads1 x Differential Pressure Switch - 20 - 300 Pa - IP651 x RDS 11 Helios Transformer Controller With Motor Protection1 x Atex Motor Protection Switch - U-EK230E EX1 x KTEX 50-30-4 Fan (ATEX)1 x GB-WSG 630 External Weather Louvers for the Giga-Box Fans - 630mm1 x FRQ-10A V2 Inverter Speed controller1 x RDS 7 Helios Transformer Controller With Motor Protection1 x RDS 2 Helios Transformer Controller With Motor Protection1 x Casals Circular Outlet Connection Flange - 5102018031 x AC03TO-ADS-VFS-EN-9A (Three Phase)1 x Spiral Ducting 3 Meters - 355mm1 x Ancillary Pack for SLC-710 for 4 pole Motors1 x FU 22 25 Frequency Inverter1 x Elta SLC710/4A-3AC - IP551 x Etamaster EM 200 EC 01 inline mix-vent fan1 x CBMT/Q 250-30 1 HEATER KIT1 x Spiral Ducting 3 Meters - 200mm1 x 204x60mm 90 Degree Horizontal Bend1 x Three Phase Transformer controllers - RMT 1.5 Amp1 x RTRDU 3 Phase Trickle & Boost 5 Step Speed Controller - 2 Amps1 x Ducting 45 Degree Bend - 200mm1 x Spiral end cap - 100mm
Reviews
EM 250-E2M 01- Etamaster-250
EM 250-E2M 01- Etamaster-250
£ 128.80

Really well made but comes with no speed controler? ?and can...