On-load tap changer

Details On-load tap changer On-load tap changer

H - Electricity

02

M

323/31

H02M 5/12 (2006.01) H01F 29/04 (2006.01) H01H 9/00 (2006.01)

Patent

CA 1081783

ABSTRACT OF THE DISCLOSURE On-load tap changer apparatus of the type having two connection branches, each of which is connected between a common connection point and a separate movable contact, at least one branch having a resistor in series with the first contact device, and the other branch including a vacuum element with a second contact device connected in parallel with the vacuum element in the second connection branch. Alternatively, the contacts of a change-over switch are connected to the two connection branches and a vacuum element is connected between the contacts of the change-over switch. - 1 -

264281

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