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Energy management system with arrangement to monitor and control heating, ventilating and air conditioning components

  • US 6,509,654 B2
  • Filed: 09/09/1998
  • Issued: 01/21/2003
  • Est. Priority Date: 03/13/1996
  • Status: Expired due to Term
First Claim
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1. An energy management system comprising system components and controller components in a mounting cabinet wherein the controller components comprise:

  • an input interface connected to a central control arrangement;

    a regulating and control interface connected to the central control arrangement;

    an output interface connected to the central control arrangement a relay, a bus systems output and a PC interface output connected to the output interface; and

    normal and back-up power supplies connected directly to the central control arrangement and providing necessary power to the controller components;

    and wherein the system components comprise;

    an air conditioning device comprising at least a fan, a cooler and a heater connected to the central control arrangement through the regulating and control interface; and

    a sensing device comprising a temperature sensor and a smoke sensor connected to the central control arrangement through the input interface.

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