NL7811658A - PROCEDURE FOR PROVIDING A HIGH SENSITIVITY AND FOR STABILIZING THE SENSITIVITY OF A BREAKER AND BREAKER DEVICES, PREFERABLY MAGNETIC BREAKER DEVICES. - Google Patents

PROCEDURE FOR PROVIDING A HIGH SENSITIVITY AND FOR STABILIZING THE SENSITIVITY OF A BREAKER AND BREAKER DEVICES, PREFERABLY MAGNETIC BREAKER DEVICES.

Info

Publication number
NL7811658A
NL7811658A NL7811658A NL7811658A NL7811658A NL 7811658 A NL7811658 A NL 7811658A NL 7811658 A NL7811658 A NL 7811658A NL 7811658 A NL7811658 A NL 7811658A NL 7811658 A NL7811658 A NL 7811658A
Authority
NL
Netherlands
Prior art keywords
breaker
sensitivity
devices
stabilizing
procedure
Prior art date
Application number
NL7811658A
Other languages
Dutch (nl)
Other versions
NL189833C (en
NL189833B (en
Original Assignee
Schutzapparate Paris & Co
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 Schutzapparate Paris & Co filed Critical Schutzapparate Paris & Co
Publication of NL7811658A publication Critical patent/NL7811658A/en
Publication of NL189833B publication Critical patent/NL189833B/en
Application granted granted Critical
Publication of NL189833C publication Critical patent/NL189833C/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/163—Details concerning air-gaps, e.g. anti-remanence, damping, anti-corrosion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/081—Magnetic constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/24—Electromagnetic mechanisms
    • H01H71/32—Electromagnetic mechanisms having permanently magnetised part
    • H01H71/327—Manufacturing or calibrating methods, e.g. air gap treatments

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnets (AREA)
NLAANVRAGE7811658,A 1977-12-14 1978-11-28 ELECTROMAGNETIC DISCONNECTING DEVICE, IN PARTICULAR LOCKING MAGNETIC DISCONNECTING DEVICE FOR A FAULTY CURRENT PROTECTION SWITCH. NL189833C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2755645A DE2755645B2 (en) 1977-12-14 1977-12-14 Electromagnetic release, in particular holding magnet release for residual current circuit breakers

Publications (3)

Publication Number Publication Date
NL7811658A true NL7811658A (en) 1979-06-18
NL189833B NL189833B (en) 1993-03-01
NL189833C NL189833C (en) 1993-08-02

Family

ID=6026078

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7811658,A NL189833C (en) 1977-12-14 1978-11-28 ELECTROMAGNETIC DISCONNECTING DEVICE, IN PARTICULAR LOCKING MAGNETIC DISCONNECTING DEVICE FOR A FAULTY CURRENT PROTECTION SWITCH.

Country Status (7)

Country Link
AT (1) ATA821478A (en)
CH (1) CH646273A5 (en)
DE (1) DE2755645B2 (en)
ES (1) ES476012A1 (en)
FR (1) FR2412159A1 (en)
IT (1) IT1101376B (en)
NL (1) NL189833C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3111151C2 (en) * 1981-03-21 1982-12-09 Felten & Guilleaume Energietechnik GmbH, 5000 Köln Method for adapting air gap-forming surfaces of a release, in particular for residual current circuit breakers
DE3314900A1 (en) * 1983-04-25 1984-10-25 Gerhard Dipl.-Ing. 4630 Bochum Mesenich ELECTROMAGNET FOR VALVES
DE3410596A1 (en) * 1984-03-22 1985-09-26 Siemens Ag Electromagnetic trip device for earth-leakage current protection circuit breakers
DE3531051A1 (en) * 1985-08-30 1987-03-12 Bbc Brown Boveri & Cie Residual current device
DE3719946A1 (en) * 1987-05-29 1988-12-22 Duerrwaechter E Dr Doduco ELECTROMAGNETIC TRIGGER FOR A FAULT CURRENT CIRCUIT BREAKER
FR2618941B1 (en) * 1987-07-28 1995-01-06 Merlin Gerin HIGH SENSITIVITY ELECTROMAGNETIC TRIGGER AND MANUFACTURING METHOD THEREOF
DE29801584U1 (en) * 1998-01-30 1998-04-16 Siemens Ag Electromagnetic tripping relay, especially for residual current devices
DE19954037A1 (en) * 1999-10-29 2001-05-03 Siemens Ag Method for monitoring the functionality of a component of an electrical device during operation
JP2001230116A (en) * 1999-12-09 2001-08-24 Sumitomo Electric Ind Ltd Electromagnetic actuator
DE10222552A1 (en) * 2000-11-23 2003-11-27 Abb Patent Gmbh Electrical trip switch mechanism comprises permanent magnets set into a coil former that respond to overload or short circuit current
DE10210826A1 (en) * 2002-03-12 2003-09-25 Abb Patent Gmbh Tripping device for a residual current circuit breaker and method for its production

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1160101B (en) * 1959-01-23 1963-12-27 Licentia Gmbh Electromagnet with corrosion protection
FR1319342A (en) * 1962-01-16 1963-03-01 Cie De Construction Electr Improvements to polarized relays, associated with differential circuit breakers
FR1400286A (en) * 1964-07-07 1965-05-21 Siemens Ag Retaining solenoid acting as a release in electrical devices
DE6921547U (en) * 1969-05-29 1969-09-25 Bbc Brown Boveri & Cie ELECTROMAGNETIC TRIGGER

Also Published As

Publication number Publication date
NL189833C (en) 1993-08-02
NL189833B (en) 1993-03-01
CH646273A5 (en) 1984-11-15
ES476012A1 (en) 1979-05-16
IT1101376B (en) 1985-09-28
ATA821478A (en) 1988-10-15
FR2412159B1 (en) 1983-12-09
FR2412159A1 (en) 1979-07-13
DE2755645A1 (en) 1979-06-21
IT7830580A0 (en) 1978-12-06
DE2755645B2 (en) 1980-02-07

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent

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