USCO Power Switches

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V E R T I C A L

B R E A K S W I T C H

DESCRIPTION The AVR is an outdoor, group-operated verti- cal opening three insulator, air disconnect switch with the rear insulator rotating during operation. The AVR is constructed primar- ily of aluminum and is available in ratings from 8.3kV through 245kV maximum (7.5kV through 230kV nominal) and 1200 through 3000 continuous amperes. APPLICATION The AVR is commonly used in three-phase line or substation applications such as trans- former or line disconnecting, breaker isolat- ing, bypassing or bus sectionalizing. Opera- tion of the AVR may be accomplished by either manual control or by motor operator.

TESTING The AVR has been extensively tested to meet or exceed current ANSI standards. A comprehensive test brochure is available outlining electrical and mechanical design test conducted on the AThe AVR has been extensively tested to meet or exceed current ANSI standards. A comprehensive test brochure is available outlining electrical and mechanical design test conducted on the AVR .

HUBBELL / USCO  – LEEDS, ALABAMA USA

SEPTEMBER 2013

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