Power controller for a heating/air conditioning unit

Details Power controller for a heating/air conditioning unit Power controller for a heating/air conditioning unit

1996-08-23

1998-11-17

Chan, Wing F.

Telephonic communications

Telephone line or system combined with diverse electrical...

Remote control

37910204, 307 39, 361 96, H04M 1100

Patent

active

058387765

ABSTRACT:
A power controller for a powered device such as a heating/air conditioning unit that monitors and controls the supply of power to an individual heating/air conditioning unit and shuts off power to the powered device when the voltage level of the power supplied to the unit falls outside a predetermined range. The power controller also transmits telephonic alarms and receives touch tone commands over telephone lines. The power controller may be equipped with a device for sensing the presence of a fire.

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