DC VOLTAGE BLEEDER FOR A VARIABLE SPEED AIR CONDITIONER

摘要

PATENT Title DC VOLTAGE BLEEDER FOR A VARIABLE SPEED AIR CONDITIONER Inventors Louis E. Sulfstede C. Lee Stamp, Jr. In a variable speed air conditioning system driven by an electronically commutated DC motor, the large DC capacitor associated with the compressor motor drive discharges to the normally AC powered compressor oil sump heater upon the loss of AC power to the system.