CH376580A - Switching arrangement for monitoring the temperature of machines, devices or windings of electric motors - Google Patents

Switching arrangement for monitoring the temperature of machines, devices or windings of electric motors

Info

Publication number
CH376580A
CH376580A CH8130759A CH8130759A CH376580A CH 376580 A CH376580 A CH 376580A CH 8130759 A CH8130759 A CH 8130759A CH 8130759 A CH8130759 A CH 8130759A CH 376580 A CH376580 A CH 376580A
Authority
CH
Switzerland
Prior art keywords
windings
machines
monitoring
devices
temperature
Prior art date
Application number
CH8130759A
Other languages
German (de)
Inventor
Werner Dipl Ing Kaufmann
Hans Dr Johann
Otto Dipl Ing Mueller
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH376580A publication Critical patent/CH376580A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G01K7/24—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor in a specially-adapted circuit, e.g. bridge circuit
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • G01K3/005—Circuits arrangements for indicating a predetermined temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34—Testing dynamo-electric machines
    • G01R31/343—Testing dynamo-electric machines in operation
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • H02H7/0852—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load directly responsive to abnormal temperature by using a temperature sensor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
CH8130759A 1958-12-11 1959-12-01 Switching arrangement for monitoring the temperature of machines, devices or windings of electric motors CH376580A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES0060918 1958-12-11

Publications (1)

Publication Number Publication Date
CH376580A true CH376580A (en) 1964-04-15

Family

ID=7494475

Family Applications (1)

Application Number Title Priority Date Filing Date
CH8130759A CH376580A (en) 1958-12-11 1959-12-01 Switching arrangement for monitoring the temperature of machines, devices or windings of electric motors

Country Status (3)

Country Link
BE (1) BE585583A (en)
CH (1) CH376580A (en)
DE (3) DE1423272B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1690587B1 (en) * 1967-01-13 1972-11-23 Matsushita Electric Ind Co Ltd Automatic electric coffee maker

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2934926A1 (en) * 1979-08-29 1981-03-26 Loher GmbH, 94099 Ruhstorf TEMPERATURE MONITORING

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE451982C (en) * 1927-11-04 Siemens Schuckertwerke G M B H Temperature control device for systems with liquid cooling
DE663091C (en) * 1928-01-17 1938-07-28 Hugo Smolinski Dr Ing Protective device to prevent the persistence of fault currents, for example in the event of earth faults in electrical systems
DE626802C (en) * 1932-11-29 1936-03-03 Siemens & Halske Akt Ges Method and device for measuring mechanical forces or moments
DE765862C (en) * 1942-09-12 1954-08-09 Siemens & Halske A G AC current measuring bridge
DE877642C (en) * 1943-04-06 1953-05-26 Atlas Werke Ag AC current measuring bridge
US2486753A (en) * 1946-03-29 1949-11-01 Union Switch & Signal Co Hot bearing detector
DE860235C (en) * 1948-12-29 1952-12-18 Werke Appbau G M B H Deutsche Bridge arrangement for measuring direct current resistances with rectified alternating voltage
US2504965A (en) * 1949-02-15 1950-04-25 California Research Corp Electrical bridge network
DE837884C (en) * 1949-09-01 1952-05-02 Asea Ab Measuring bridge
DE1701712U (en) * 1952-10-08 1955-06-30 W H Joens & Co ARRANGEMENT FOR MONITORING ELECTRICAL SYSTEMS.
DE1005751B (en) * 1953-03-26 1957-04-04 Daimler Benz Ag Measuring arrangement working according to the carrier frequency modulation method
AT180981B (en) * 1953-04-01 1955-02-10 Siemens Ag Telecommunication system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1690587B1 (en) * 1967-01-13 1972-11-23 Matsushita Electric Ind Co Ltd Automatic electric coffee maker

Also Published As

Publication number Publication date
DE1423272B1 (en) 1969-09-04
BE585583A (en) 1960-06-13
DE1423946A1 (en) 1968-10-17
DE1423274A1 (en) 1968-10-17

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