Title: Double-electric source automatic change-over switch controller
Application Number: 200610130086 Application Date: 2006.12.12
Publication Number: 1976165 Publication Date: 2007.06.06
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H02J9/06
Applicant(s) Name: Nuoer Electric Co., Ltd., Tianjin City Address:
Inventor(s) Name: Han Yongqing;Zhang Yaojun;Gu Yaoxing;Yang Yong;Shi
Attorney & Agent: liuyang lan
Abstract:
    A control circuit of double power supply automatic converting switch is prepared as forming control circuit mainly by two double master-slave diode D triggers and four two-input Nor gates; using input end of control circuit to receive fire fighting signal and spacing switch signal; connecting control circuit separately to detection circuit of normally used power supply, detection circuit of spare power supply and control circuit power supply; connecting output end of control circuit to double power supply automatic converting switch.
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