JPS63638U - - Google Patents
Info
- Publication number
- JPS63638U JPS63638U JP9412486U JP9412486U JPS63638U JP S63638 U JPS63638 U JP S63638U JP 9412486 U JP9412486 U JP 9412486U JP 9412486 U JP9412486 U JP 9412486U JP S63638 U JPS63638 U JP S63638U
- Authority
- JP
- Japan
- Prior art keywords
- current
- motor
- main
- auxiliary
- detected
- 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
Links
- 238000012806 monitoring device Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第１図は本考案の一実施例に係る電動機運転監
視装置の電気回路図、第２図および第３図は、そ
れぞれ、従来の電動機運転監視装置の電気回路図
である。
１ａ……第１の電源、１ｂ……第２の電源、２
ａ……第１の開閉器、２ｂ……第２の開閉器、３
……電動機、４ａ……第１の主変流器、４ｂ……
第２の変流器、５ａ……第１の主電流計、５ｂ…
…第２の主電流計、８……共通の補助変流器、９
……共通の補助電流計。
FIG. 1 is an electrical circuit diagram of a motor operation monitoring device according to an embodiment of the present invention, and FIGS. 2 and 3 are electrical circuit diagrams of conventional motor operation monitoring devices. 1a...first power supply, 1b...second power supply, 2
a...First switch, 2b...Second switch, 3
...Electric motor, 4a...First main current transformer, 4b...
Second current transformer, 5a...First main ammeter, 5b...
...Second main ammeter, 8...Common auxiliary current transformer, 9
...Common auxiliary ammeter.
Claims (1)
を運転し、該電動機に流れる電流を計測する電動
機の運転監視装置において、 前記複数の電源と電動機間にそれぞれ設けられ
該電動機に流れる電流を検出する複数の主変流器
と、 前記複数の主変流器の検出電流を計測する複数
の主電流計と、 前記複数の主変流器の各検出電流を共通に検出
する補助変流器と、 前記補助変流器の検出電流を検出する補助電流
計とによつて構成したことを特徴とする電動機の
運転監視装置。[Claims for Utility Model Registration] A motor operation monitoring device that operates an electric motor using one of a plurality of power sources and measures the current flowing through the motor, which is provided between each of the plurality of power sources and the electric motor. A plurality of main current transformers that detect the current flowing in the motor, a plurality of main ammeters that measure the detected current of the plurality of main current transformers, and a common detection current of each of the plurality of main current transformers. A motor operation monitoring device comprising: an auxiliary current transformer that detects a current detected by the auxiliary current transformer; and an auxiliary ammeter that detects a current detected by the auxiliary current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9412486U JPS63638U (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9412486U JPS63638U (en) | 1986-06-20 | 1986-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63638U true JPS63638U (en) | 1988-01-06 |
Family
ID=30957280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9412486U Pending JPS63638U (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63638U (en) |
-
1986
- 1986-06-20 JP JP9412486U patent/JPS63638U/ja active Pending
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