JPH0330196U - - Google Patents

Info

Publication number
JPH0330196U
JPH0330196U JP8887289U JP8887289U JPH0330196U JP H0330196 U JPH0330196 U JP H0330196U JP 8887289 U JP8887289 U JP 8887289U JP 8887289 U JP8887289 U JP 8887289U JP H0330196 U JPH0330196 U JP H0330196U
Authority
JP
Japan
Prior art keywords
power
cut
noise filter
ground wire
wire
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
JP8887289U
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 JP8887289U priority Critical patent/JPH0330196U/ja
Publication of JPH0330196U publication Critical patent/JPH0330196U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Alarm Systems (AREA)

Description

【図面の簡単な説明】
図は本考案の一実施例を示した実施例構成図で
ある。 10……電源トランス、12……電源スイツチ
、14−1,14−2……ノイズフイルタ、16
−1,16−2……接地線、18−1,18−2
……二次巻線、20−1,20−2……ダイオー
ドブリツジ、22……定電圧回路、24……電源
切替回路、26……予備電源、30……リレー、
32−1,32−12……常開リレー接点。

Claims (1)

  1. 【実用新案登録請求の範囲】 商用交流電源から整流した所定の直流電圧を受
    信機回路部に供給する電源回路等に、接地線によ
    り大地にアース接続されるノイズフイルタを設け
    た警報受信機に於いて、 前記電源供給時に作動し電源遮断時に復旧する
    リレーの常開リレー接点を、前記ノイズフイルタ
    の接地線に挿入接続して電源遮断時に該接地線の
    アース接続を切り離すことを特徴とする警報受信
    機の接地装置。
JP8887289U 1989-07-28 1989-07-28 Pending JPH0330196U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8887289U JPH0330196U (ja) 1989-07-28 1989-07-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8887289U JPH0330196U (ja) 1989-07-28 1989-07-28

Publications (1)

Publication Number Publication Date
JPH0330196U true JPH0330196U (ja) 1991-03-25

Family

ID=31638465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8887289U Pending JPH0330196U (ja) 1989-07-28 1989-07-28

Country Status (1)

Country Link
JP (1) JPH0330196U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6217227B2 (ja) * 1978-05-04 1987-04-16 Ricoh Kk

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6217227B2 (ja) * 1978-05-04 1987-04-16 Ricoh Kk

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