Equivalent gearboxes and geared motors are more economical

The CHM (Motorvario) and CHB (Bonfiglioli) series provide industry-standard interchangeability covering a comprehensive range of aluminium and cast iron CNC machined housings with a RAL 9022 powder coated epoxy protective finish. With power ratings from 90W to 7.5kW, they are available in a wide choice of foot-, flange- and face-mounting options with selectable motor position, single or double shafts, connection flanges for multiple mounting and a range of accessories including pre-stage gear reducers and torque arms.

CHM models cover have ratios from 7.5:1 to 100:1 and single or double solid input shafts on 25-130mm centre distances. Nominal torque ratings are up to 14Nm for the smallest frame model unit and 650Nm for the largest. The CHB range covers four models with ratios from 7:1 to 100:1 with centre distances from 30-62.17mm with torque ratings to 110Nm. The modular design of both CHM and CHB versions includes standard B5 and B14 flanges with mounting surfaces on all faces, allowing a wide choice of flange and foot mounting positions.

Motors to suit

For use with the gearboxes, Transdev also supplies a range of four-pole, three-phase motors with continuous service ratings to IEC 34-1, closed-design IP55 housings and Eff2 efficiency levels. With both B5 and B14 flanges and IEC power ratings to 7.5kW, accessories include forced ventilation kits. Two-pole and six-pole windings, higher efficiency versions and other specialist requirements are also available.

Specifications, installation and operational instructions are detailed in a separate catalogues, available in hard copy or as a downloadable PDF from Transdev's web site at www.transdev.co.uk.