JPH0434898U - - Google Patents
Info
- Publication number
- JPH0434898U JPH0434898U JP1990075351U JP7535190U JPH0434898U JP H0434898 U JPH0434898 U JP H0434898U JP 1990075351 U JP1990075351 U JP 1990075351U JP 7535190 U JP7535190 U JP 7535190U JP H0434898 U JPH0434898 U JP H0434898U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- parallel
- control panel
- centrifugal force
- drawn out
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 4
- 230000005856 abnormality Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Protection Of Generators And Motors (AREA)
- Control Of Multiple Motors (AREA)
Description
第１図は本考案の一実施例によるモータ異常検
出装置を示す回路図、第２図は従来の保護回路を
示す回路図である。
１……制御盤、２……電源線、３ａ，３ｂ，３
ｃ……モータ、４……サーマルリレー、５……コ
ンタクタ、６ａ，６ｂ，６ｃ……セルフカツト、
７ａ，７ｂ，７ｃ……遠心力スイツチ、８……検
出回路、９……タイマー、１０……警報回路。
FIG. 1 is a circuit diagram showing a motor abnormality detection device according to an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional protection circuit. 1...Control panel, 2...Power line, 3a, 3b, 3
c... Motor, 4... Thermal relay, 5... Contactor, 6a, 6b, 6c... Self-cut,
7a, 7b, 7c...Centrifugal force switch, 8...Detection circuit, 9...Timer, 10...Alarm circuit.
Claims (1)
このモータと並列に配置した複数個のモータを制
御盤外に引出された前記電源線に並列に接続し、
各モータに過負荷で自動遮断するセルフカツトを
夫々接続すると共に、各モータの回転軸に遠心力
スイツチを取付け、これら各遠心力スイツチをタ
イマーを設けた検出回路に並列に接続し、且つ前
記タイマーの接点を警報回路に接続したことを特
徴とするモータ異常検出装置。 Connect the motor to the power line drawn out from the control panel,
A plurality of motors arranged in parallel with this motor are connected in parallel to the power supply line drawn out outside the control panel,
A self-cut that automatically shuts off in the event of an overload is connected to each motor, and a centrifugal force switch is attached to the rotating shaft of each motor, and each centrifugal force switch is connected in parallel to a detection circuit equipped with a timer. A motor abnormality detection device characterized in that a contact is connected to an alarm circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990075351U JP2529265Y2 (en) | 1990-07-16 | 1990-07-16 | Motor abnormality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990075351U JP2529265Y2 (en) | 1990-07-16 | 1990-07-16 | Motor abnormality detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0434898U true JPH0434898U (en) | 1992-03-24 |
| JP2529265Y2 JP2529265Y2 (en) | 1997-03-19 |
Family
ID=31615857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990075351U Expired - Lifetime JP2529265Y2 (en) | 1990-07-16 | 1990-07-16 | Motor abnormality detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2529265Y2 (en) |
-
1990
- 1990-07-16 JP JP1990075351U patent/JP2529265Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2529265Y2 (en) | 1997-03-19 |