JPS5423923A - Supervisory unit for motor operation - Google Patents

Supervisory unit for motor operation

Info

Publication number
JPS5423923A
JPS5423923A JP8878177A JP8878177A JPS5423923A JP S5423923 A JPS5423923 A JP S5423923A JP 8878177 A JP8878177 A JP 8878177A JP 8878177 A JP8878177 A JP 8878177A JP S5423923 A JPS5423923 A JP S5423923A
Authority
JP
Japan
Prior art keywords
motor operation
supervisory unit
main switch
supervisory
supervise
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
JP8878177A
Other languages
Japanese (ja)
Inventor
Minoru Ebara
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 by Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP8878177A priority Critical patent/JPS5423923A/en
Publication of JPS5423923A publication Critical patent/JPS5423923A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To correctly supervise an operation, by such means that with a main switch made open and an auxiliary switch, connected in parallel to the main switch, closed, an operational condition be supervised by a level and/or frequency of current flowing in the above.
COPYRIGHT: (C)1979,JPO&Japio
JP8878177A 1977-07-26 1977-07-26 Supervisory unit for motor operation Pending JPS5423923A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8878177A JPS5423923A (en) 1977-07-26 1977-07-26 Supervisory unit for motor operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8878177A JPS5423923A (en) 1977-07-26 1977-07-26 Supervisory unit for motor operation

Publications (1)

Publication Number Publication Date
JPS5423923A true JPS5423923A (en) 1979-02-22

Family

ID=13952383

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8878177A Pending JPS5423923A (en) 1977-07-26 1977-07-26 Supervisory unit for motor operation

Country Status (1)

Country Link
JP (1) JPS5423923A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226412A (en) * 1975-08-22 1977-02-28 Toshiba Corp Operation supervisory system of motor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226412A (en) * 1975-08-22 1977-02-28 Toshiba Corp Operation supervisory system of motor

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