EoW March 2009

Power cable manufacturing, materials & machinery

Drum twister for power cables Officine Meccaniche di Lesmo is a well-known brand in the wires and cables field. It was established in 1962 and its name was immediately related to the production of double twist machines from 400mm to 2,500mm (believed the largest in the world).

This is just one of the machines in OM Lesmo’s production range that can produce power cables, together with the drum twister, the bow strander up to 2,000mm bobbins, the single twist machine up to 2,000mm bobbins, the rigid strander for different bobbin sizes and so on. The drum twister machine for up to 4,000mm is a very flexible machine for the production of power cables. It can be used for: laying-up of round insulated conductors for LV and MV from • 26mm² to 500mm² and up to 160mm diameter laying-up of sector shape pre-spiralled for LV, MV and HV up to • 150mm diameter stranding of sectors Milliken copper and aluminium conductors • up to 3,000mm² screening with Cu and Alu wires. • armouring with steel wires •

OM Lesmo’s drum twister for power cable ▲ ▲

The most important characteristics of OM Lesmo drum twister are the caterpillar incorporated with the take-up and the take-up supported by four self-aligning rollers (two rollers for each side). This machine can be supplied with pay-offs for coils and different bobbin sizes, a taping head for paper, plastic, copper, aluminium and steel tapes and with bobbins for loading and unloading by motorised or manually controlled trolleys and lifting platforms. OM Lesmo SpA – Italy Fax : +39 039 6981148 Email : omlesmo@omlesmo.com Website : www.omlesmo.com

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EuroWire – March 2009