Compressor motor protection system

Details Compressor motor protection system Compressor motor protection system

1990-03-30

1991-10-08

Teska, Kevin J.

Boots, shoes, and leggings

361 22, 361 23, 364492, G06F 1520, G06F 1546, G06F 1556

Patent

active

050560328

ABSTRACT:
A method, and apparatus, for protecting a compressor motor in a refrigeration system from overload comprising the steps of setting a first overload trip point; setting a second overload trip point; comparing the first trip point setting with the second trip point setting; and shutting down the compressor motor if the first trip point setting is not substantially equal to the second trip point setting.

REFERENCES:
patent: 4319298 (1982-03-01), Davis et al.
patent: 4470092 (1984-09-01), Lombardi
patent: 4717985 (1988-01-01), Demeyer
patent: 4722019 (1988-01-01), Pohl
patent: 4788647 (1988-11-01), McManus et al.
patent: 4835706 (1989-05-01), Asahi
patent: 4939437 (1990-07-01), Farag et al.

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