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 60 products)
Helios TSD 5.5 Transformer Speed Control (400v)
Helios TSD 5.5 Transformer Speed Control (400v)
£ 588.80
Helios TSD 5.5 Transformer Speed Control (400v)...
Helios VDS-7 Three Phase Transformer 5-Step
Helios VDS-7 Three Phase Transformer 5-Step
£ 651.39
Helios VDS-7 Three Phase Transformer 5-Step...
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
£ 1,098.96
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
£ 308.50
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
£ 498.84
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
£ 673.88
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
£ 778.28
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
£ 851.40
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
£ 1,110.21
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...
Displaying 25 to 48 (of 60 products)
1 x Dektite Combo Pipe Flashing - DC210REC2 x Duct Termination with Mesh - 100mm1 x Curved boot - 300mm1 x Ducting 30 Degree Bend - 450mm1 x 204x60mm to 125mm Insulated Straight Adapter1 x FAST-TRACK RANGE 75mm - Valve Adaptor 90° 125mm1 x Male Ducting Connector - 180mm1 x Elta Variable Speed Drive IP66 - 7.5KW1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x FRQ-10A V2 Inverter Speed controller1 x FRQ5-4A V2 Inverter Speed Controller1 x Circular Ceiling Diffuser - TST 1251 x Elta Variable Speed Drive IP66 - 2.2KW1 x NKS-D swirl diffuser v-300 x 300mm1 x PCA Diffuser - PCA-3151 x FU 22 25 Frequency Inverter1 x Circular Ceiling Diffuser - TST 2001 x Elta 10 Amp Electronic single phase speed controller.1 x FU 15 40 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 0.75KW1 x Frequency converter FU 075 14 - IP661 x FU 075 52 Frequency Inverter (IP20)1 x Circular Ceiling Diffuser - TST 1001 x Elta Variable Speed Drive IP66 - 4.0KW1 x ELTA - Three Phase Transformer 10amps1 x Elta Variable Speed Drive IP66 - 1.5KW1 x Frequency converter RUCK - FU 075 201 x Round ceiling diffuser 400mm1 x ELTA - Three Phase Transformer 3amps1 x FU 15 16 Frequency Inverter1 x Elta Variable Speed Drive IP66 - 2.2KW (1ph to 3ph)1 x Frequency converter RUCK - FU 075 211 x FU 22 04 Frequency Inverter1 x ATEX rated 3-phase Speed Control - R-DK4 KT (EX)1 x JSR 200 Painted RAL50181 x FRQ5-10A Inverter Speed controller1 x FU 075 04 Frequency Inverter (IP20)1 x Circular Ceiling Diffuser - TST 1601 x Curved Blade Grille 600x600 (2way blow)1 x Balance S Diffuser - NO RING - 125mm1 x Round ceiling diffuser 200mm1 x ELTA - Single Phase Transformer 2amps1 x Round ceiling diffuser 350mm1 x Round ceiling diffuser 300mm1 x Electronic extractor fan speed controller - FSC 1.51 x 5-Speed Controller for use with Elta SAX Classic Fans1 x Round ceiling diffuser 250mm1 x EC6H - Reversible Group Fan Electronic Controller1 x EFSC-3N- Single Phase Speed Control1 x Remote Timer Control - 13511 x Elta 6 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 16amps1 x Elta 3 Amp Electronic single phase speed controller.1 x ELTA - Single Phase Transformer 8amps1 x Elta 2 Amp Electronic single phase speed controller.1 x Elta 3 Amp Electronic single phase speed controller with TK1 x ELTA - Single Phase Transformer 4amps1 x AIRVENT speed control - AIR4019611 x Elta 6 Amp Electronic single phase speed controller.1 x Run On Timer - 5s - 4hrs - RT5A1 x ELTA - Single Phase Transformer 12amps1 x PCA Diffuser - PCA-2501 x Airvent ceiling fan controller1 x EFSC-6N- Single Phase Speed Control1 x COM-31 x ELTA - Single Phase Transformer 10amps2 x Multi Input Run On Timer - 0 - 20min - CFCU1 x Time Delay Unit - DT20B2 x Push Timer Switch - ZA41 x TTC-2000 Three phase electric heater controller1 x Isolator Switch - ISOSW1 x Helios TSW 7.5 Amp Transformer speed controller1 x HCFC 1.7 - Reversible Speed Controller for HCF sweep fans1 x RDS 11 Helios Transformer Controller With Motor Protection1 x DEF-140T Inlet Guard for the CBT-100N1 x Vent Axia ACM 100 inline mixed flow duct fan
BD7/7 centrifugal M4 0.13Kw
BD7/7 centrifugal M4 0.13Kw
£ 345.00 now £ 300.00
Reviews
DAOSL Back Draft Damper
DAOSL Back Draft Damper
£ 11.49

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