JPS59161357U - Fire alarm power circuit - Google Patents

Fire alarm power circuit

Info

Publication number
JPS59161357U
JPS59161357U JP5411083U JP5411083U JPS59161357U JP S59161357 U JPS59161357 U JP S59161357U JP 5411083 U JP5411083 U JP 5411083U JP 5411083 U JP5411083 U JP 5411083U JP S59161357 U JPS59161357 U JP S59161357U
Authority
JP
Japan
Prior art keywords
power supply
fire alarm
spare battery
power circuit
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP5411083U
Other languages
Japanese (ja)
Inventor
篠原　善徳
Original Assignee
ニツタン株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ニツタン株式会社 filed Critical ニツタン株式会社
Priority to JP5411083U priority Critical patent/JPS59161357U/en
Publication of JPS59161357U publication Critical patent/JPS59161357U/en
Pending legal-status Critical Current

Links

Landscapes

  • Stand-By Power Supply Arrangements (AREA)
  • Fire Alarms (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

図面はこの考案火災報知機の電源回路の一実施例を示す
図である。 １・・・主電源、２・・・充電用電源、３・・・切換回
路、４・・・スイッチ回路、５・・・負荷、Ａ・・・電
圧検出器、　　ＳＢ・・・予備電池。The drawing shows an embodiment of the power supply circuit of this invented fire alarm. 1... Main power supply, 2... Power supply for charging, 3... Switching circuit, 4... Switch circuit, 5... Load, A... Voltage detector, SB... Spare battery.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 主電源と、予備電池と、該予備電池に定電流充電する充
電回路と、停電等の主電源の異常を検出する電圧検出器
と、該電圧検出器により制御され負荷を主電源又は予備
電池に切換接続する切換回路とを備えた電源回路におい
て、上記予備電池の充電々路中に上記電圧検出器によっ
て開閉制御されるスイッチ回路を設けたことを特徴とす
る火災報知器の電源回路。A main power supply, a spare battery, a charging circuit that charges the spare battery with a constant current, a voltage detector that detects abnormalities in the main power supply such as a power outage, and a load controlled by the voltage detector to the main power supply or the spare battery. What is claimed is: 1. A power supply circuit for a fire alarm, characterized in that the power supply circuit includes a switching circuit for switching connection, wherein a switching circuit that is controlled to open and close by the voltage detector is provided in a charging path for the spare battery.
JP5411083U 1983-04-13 1983-04-13 Fire alarm power circuit Pending JPS59161357U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5411083U JPS59161357U (en) 1983-04-13 1983-04-13 Fire alarm power circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5411083U JPS59161357U (en) 1983-04-13 1983-04-13 Fire alarm power circuit

Publications (1)

Publication Number Publication Date
JPS59161357U true JPS59161357U (en) 1984-10-29

Family

ID=30184464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5411083U Pending JPS59161357U (en) 1983-04-13 1983-04-13 Fire alarm power circuit

Country Status (1)

Country Link
JP (1) JPS59161357U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5463334A (en) * 1977-10-31 1979-05-22 Matsushita Electric Works Ltd Spare power source monitor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5463334A (en) * 1977-10-31 1979-05-22 Matsushita Electric Works Ltd Spare power source monitor

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