• Model:RDS4

RDS 4 Helios Transformer Controller With Motor Protection

£ 480.28 (excl. VAT)

£ 576.34 (inc. VAT)

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 controlled up to the nominal load. If a thermal contact trips all fans will be disconnected.
Step switch and control lamp included.
Restarting via “0” position after interference or power cut off.
1 x 100mm - 125mm Round Reducer1 x Duct Termination with Mesh - 710mm1 x Ducting T Piece Equal - 710mm1 x Helios TSD 3.0 Transformer Speed Control (400v)1 x Helios TSD 5.5 Transformer Speed Control (400v)1 x Three Phase 3 step - 10amp Transformer controller for use with the HV Wall Mounted fans.1 x ELTA - Three Phase Transformer 3amps1 x Frequency converter RUCK - FU 075 211 x RDKT40 - 4amp Transformer Speed Control -1 x AXCBF-EX 800-9/18-4 Bifurcated Atex Axial Fans1 x Biflow SB250-CON4-1 - High Temperature Bifurcated Fan1 x Ducting 90 Degree Bend - 315mm1 x Ducting 90 Degree Bend - 630mm1 x Mounting Feet (pair) for SB-CON 2501 x Female Ducting Connector - 710mm1 x Elta Wall Cowl SWC35/401 x Male Ducting Connector - 900mm1 x Duct Split Rings (Pair) -710mm1 x Female Ducting Connector - 900mm1 x Spiral Ducting 1 meter - 710mm1 x Female Ducting Connector - 200mm1 x Spiral Ducting 3 Meters - 900mm1 x Spigot plate - 710mm1 x Spiral Ducting 3 Meters - 710mm2 x ELTA - Three Phase Transformer 10amps1 x Ducting 45 Degree Bend - 710mm1 x Spigot plate - 900mm1 x Curved boot - 900mm1 x Ducting 90 Degree Bend - 710mm1 x FlameProof Plate Axial Fan - Single Phase - 7.5 inches - Eexd IIC T4 -2pole1 x RDS 1 Helios Transformer Controller With Motor Protection1 x FU 22 25 Frequency Inverter1 x Helios VDS-7 Three Phase Transformer 5-Step1 x AL 400 D2 01 AXIALINE - High Performance Long Cased Axial Fan1 x FU 22 04 Frequency Inverter1 x AL 315 D2 01 - High Performance Long Cased Axial Fan (3 phase)1 x Spiral Ducting 3 Meters - 630mm1 x FU 075 52 Frequency Inverter (IP20)1 x RDS 4 Helios Transformer Controller With Motor Protection1 x Soler & Palau VFD-T inverter 5 amp IP541 x RTRD - Three Phase Speed Controller - 4 Amp1 x Frequency converter RUCK - FU 075 201 x FU 15 40 Frequency Inverter1 x Soler & Palau - Contra Rotating TCBTx2-630 - IP65
Reviews
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DAOSL Back Draft Damper
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Look good, works well, except the shaft of the lanellae cuts...