JPS6270632U - - Google Patents

Info

Publication number
JPS6270632U
JPS6270632U JP16212185U JP16212185U JPS6270632U JP S6270632 U JPS6270632 U JP S6270632U JP 16212185 U JP16212185 U JP 16212185U JP 16212185 U JP16212185 U JP 16212185U JP S6270632 U JPS6270632 U JP S6270632U
Authority
JP
Japan
Prior art keywords
rectifier
power source
electromagnetic brake
amplifier
input
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
JP16212185U
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 JP16212185U priority Critical patent/JPS6270632U/ja
Publication of JPS6270632U publication Critical patent/JPS6270632U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Protection Of Static Devices (AREA)
  • Rectifiers (AREA)

Description

【図面の簡単な説明】
図は、本考案による一実施例を示した電気回路
図である。 1……電磁ブレーキ用整流器、2……電磁ブレ
ーキコイル、3……オペアンプ入力用整流器、4
……オペアンプ、5……リレー。

Claims (1)

    【実用新案登録請求の範囲】
  1. 整流器により交流電源を整流し、この整流電源
    により電磁ブレーキを駆動する整流回路において
    、前記交流電源に入力用整流器を設け、前記入力
    用整流器の出力電圧と前記整流電源とを比較増幅
    する増幅器と、前記増幅器の出力が所定値以上に
    なつたことを特徴とする検出器とを備えたことを
    特徴とする、電磁ブレーキ用整流器の劣化判定装
    置。
JP16212185U 1985-10-24 1985-10-24 Pending JPS6270632U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16212185U JPS6270632U (ja) 1985-10-24 1985-10-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16212185U JPS6270632U (ja) 1985-10-24 1985-10-24

Publications (1)

Publication Number Publication Date
JPS6270632U true JPS6270632U (ja) 1987-05-06

Family

ID=31089077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16212185U Pending JPS6270632U (ja) 1985-10-24 1985-10-24

Country Status (1)

Country Link
JP (1) JPS6270632U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03207274A (ja) * 1990-01-08 1991-09-10 Hitachi Ltd インバータ装置の異常検出装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03207274A (ja) * 1990-01-08 1991-09-10 Hitachi Ltd インバータ装置の異常検出装置

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