IT1275308B - Dispositivo per la protezione dei motori elettrici dalle temperature e dalle correnti elevate - Google Patents

Dispositivo per la protezione dei motori elettrici dalle temperature e dalle correnti elevate

Info

Publication number
IT1275308B
IT1275308B ITMI951169A ITMI951169A IT1275308B IT 1275308 B IT1275308 B IT 1275308B IT MI951169 A ITMI951169 A IT MI951169A IT MI951169 A ITMI951169 A IT MI951169A IT 1275308 B IT1275308 B IT 1275308B
Authority
IT
Italy
Prior art keywords
temperatures
protection
electric motors
high currents
currents
Prior art date
Application number
ITMI951169A
Other languages
English (en)
Inventor
Oscar Baretella
Original Assignee
Ametek Italia Ciaramella Divis
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 Ametek Italia Ciaramella Divis filed Critical Ametek Italia Ciaramella Divis
Priority to ITMI951169A priority Critical patent/IT1275308B/it
Publication of ITMI951169A0 publication Critical patent/ITMI951169A0/it
Priority to EP95111944A priority patent/EP0748022A1/en
Publication of ITMI951169A1 publication Critical patent/ITMI951169A1/it
Application granted granted Critical
Publication of IT1275308B publication Critical patent/IT1275308B/it

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
    • H01H85/048—Fuse resistors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/25—Devices for sensing temperature, or actuated thereby

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Fuses (AREA)
  • Thermally Actuated Switches (AREA)
  • Protection Of Generators And Motors (AREA)
ITMI951169A 1995-06-06 1995-06-06 Dispositivo per la protezione dei motori elettrici dalle temperature e dalle correnti elevate IT1275308B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITMI951169A IT1275308B (it) 1995-06-06 1995-06-06 Dispositivo per la protezione dei motori elettrici dalle temperature e dalle correnti elevate
EP95111944A EP0748022A1 (en) 1995-06-06 1995-07-29 Device for the protection of electric motors against high temperatures and currents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI951169A IT1275308B (it) 1995-06-06 1995-06-06 Dispositivo per la protezione dei motori elettrici dalle temperature e dalle correnti elevate

Publications (3)

Publication Number Publication Date
ITMI951169A0 ITMI951169A0 (it) 1995-06-06
ITMI951169A1 ITMI951169A1 (it) 1996-12-06
IT1275308B true IT1275308B (it) 1997-08-05

Family

ID=11371745

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI951169A IT1275308B (it) 1995-06-06 1995-06-06 Dispositivo per la protezione dei motori elettrici dalle temperature e dalle correnti elevate

Country Status (2)

Country Link
EP (1) EP0748022A1 (it)
IT (1) IT1275308B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10145570C2 (de) * 2001-09-14 2003-12-24 Festool Gmbh Elektromotor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE687104A (it) * 1965-09-25 1967-03-01
US4112405A (en) * 1976-08-16 1978-09-05 Mark Joseph Coil with protection against overheating
AU505545B2 (en) * 1977-01-07 1979-11-22 Kabushiki Kaisha Tokai-Rika-Denki-Seis Akusho Current limitor
DE8111548U1 (de) * 1981-04-16 1983-03-03 Grote & Hartmann Gmbh & Co Kg, 5600 Wuppertal Flachsicherung

Also Published As

Publication number Publication date
EP0748022A1 (en) 1996-12-11
ITMI951169A1 (it) 1996-12-06
ITMI951169A0 (it) 1995-06-06

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Legal Events

Date Code Title Description
0001 Granted