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Aviation History
1951
1951 - 0655.PDF
Flight, 6 April 1951 * 1 -:•: 30 K.V.A. CONTACTOR FOR A.C. SYSTEMS This Rotax 3-phase Contactor is used in the Brabazon Mk. I A.C. electrical system. Designed to operate at 208 volts A.C., 400 cycle, it incorporates a D.C. operated solenoid. Other design features include :—Thermal overload trip, with inverse tripping time/current characteristics ; magnetic overload trip with or without time delay; special plunger, levers and spring mechanism giving exceptionally sharp make-and-break action; self-cleaning nickel-silver main contacts, steel arcing contacts ; high contact pressure and arc shield. Adoption of the 3-phase alternating current system has demanded switching methods new to aircraft. The electro-magnetically-operated Contactor illustrated is one of the latest range of switches specially designed and developed by Rotax to meet these requirements. Our esign and manufacturing facilities are constantly at your disposal. •Omplete Electrical Systems and Equipment for Aircraft ROTAX OTAX LIMITED • WILLESDEN JUNCTION LONDON. N.W.IO ENGLAND
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