JPS63147792U - - Google Patents

Info

Publication number
JPS63147792U
JPS63147792U JP4000987U JP4000987U JPS63147792U JP S63147792 U JPS63147792 U JP S63147792U JP 4000987 U JP4000987 U JP 4000987U JP 4000987 U JP4000987 U JP 4000987U JP S63147792 U JPS63147792 U JP S63147792U
Authority
JP
Japan
Prior art keywords
power supply
circuit
backup
fire receiver
supply device
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
JP4000987U
Other languages
English (en)
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 filed Critical
Priority to JP4000987U priority Critical patent/JPS63147792U/ja
Publication of JPS63147792U publication Critical patent/JPS63147792U/ja
Pending legal-status Critical Current

Links

Landscapes

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

Description

【図面の簡単な説明】
第1図はこの考案の火災受信機の予備電源監視
回路の一実施例の回路図、第2図は従来の火災受
信機の回路図である。 AC……商用電源、CP……負荷、TR……ト
ランス、REC……全波整流器、E……予備電池
、VC……充電回路、SW……継電器、PC……
フオトカプラ、B……予備電源監視灯回路、FR
……フリツカ回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 常時、商用電源より火災感知器回路などの負荷
    に所定の直流電源を供給する主電源装置と、予備
    電池と充電回路からなる予備電源装置と、上記主
    電源装置に基づき動作する継電装置とよりなり、
    停電時に継電装置を介して負荷への電源の供給を
    主電源装置から予備電源装置に切換える火災受信
    機において、上記充電回路と予備電池との間に予
    備電池への充電電流で動作するフオトカプラを挿
    入し、その出力側に予備電源監視灯回路を接続し
    たことを特徴とする火災受信機の予備電源監視回
    路。
JP4000987U 1987-03-20 1987-03-20 Pending JPS63147792U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4000987U JPS63147792U (ja) 1987-03-20 1987-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4000987U JPS63147792U (ja) 1987-03-20 1987-03-20

Publications (1)

Publication Number Publication Date
JPS63147792U true JPS63147792U (ja) 1988-09-29

Family

ID=30853715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4000987U Pending JPS63147792U (ja) 1987-03-20 1987-03-20

Country Status (1)

Country Link
JP (1) JPS63147792U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5540487B2 (ja) * 1977-10-06 1980-10-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5540487B2 (ja) * 1977-10-06 1980-10-18

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