JPS62140843U - - Google Patents

Info

Publication number
JPS62140843U
JPS62140843U JP2611786U JP2611786U JPS62140843U JP S62140843 U JPS62140843 U JP S62140843U JP 2611786 U JP2611786 U JP 2611786U JP 2611786 U JP2611786 U JP 2611786U JP S62140843 U JPS62140843 U JP S62140843U
Authority
JP
Japan
Prior art keywords
circuit
motor
liquid pump
current
timer
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
JP2611786U
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 JP2611786U priority Critical patent/JPS62140843U/ja
Publication of JPS62140843U publication Critical patent/JPS62140843U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Stopping Of Electric Motors (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施例を示す電気回路図である
。 1……電動機、2……駆動回路、3……電流検
出抵抗、7,12……比較器、10……コンデン
サ、16……リレー、17……切換接片、18…
…警報器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 液体ポンプを駆動する電動機の保護回路におい
    て、前記電動機に流れる電流を検出する電流検出
    回路部と、この電流が予め設定した電流値以下と
    なつた時に信号を出力する比較回路部と、この比
    較回路部の出力信号の維持時間を計時するタイマ
    回路と、このタイマ回路部の計時が所定時間を越
    えた時前記電動機の運転を停止する制御回路部と
    を備えたことを特徴とする液体ポンプの空運転保
    護回路。
JP2611786U 1986-02-25 1986-02-25 Pending JPS62140843U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2611786U JPS62140843U (ja) 1986-02-25 1986-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2611786U JPS62140843U (ja) 1986-02-25 1986-02-25

Publications (1)

Publication Number Publication Date
JPS62140843U true JPS62140843U (ja) 1987-09-05

Family

ID=30826895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2611786U Pending JPS62140843U (ja) 1986-02-25 1986-02-25

Country Status (1)

Country Link
JP (1) JPS62140843U (ja)

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