On-load tap changer switch assembly

Details On-load tap changer switch assembly On-load tap changer switch assembly

1977-10-25

1980-06-10

Scott, James R.

Electricity: circuit makers and breakers

Multiple circuit control

Pivoted contact

200153PA, H01H 2120

Patent

active

042074452

ABSTRACT:
In an on-load tap changer comprising a step selector operated by two shafts which are rotatable with respect to each other, a damping switch for temporarily switching in a damping resistor during a plus/minus or a coarse/fine switching operation is operated by a cam member fixedly mounted on one of the two shafts.

REFERENCES:
patent: 2200990 (1940-05-01), Lennox et al.
patent: 3176089 (1965-03-01), Bliebtreu et al.
patent: 3250864 (1966-05-01), Bliebtreu et al.
patent: 3643154 (1972-02-01), Van Riemsdijk
patent: 3798395 (1974-03-01), Norman et al.
patent: 3902030 (1975-08-01), Popa

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