DK134373C - PROTECTION SWITCH NAME FROJECT CURRENT PROTECTION SWITCH - Google Patents

PROTECTION SWITCH NAME FROJECT CURRENT PROTECTION SWITCH

Info

Publication number
DK134373C
DK134373C DK553971A DK553971A DK134373C DK 134373 C DK134373 C DK 134373C DK 553971 A DK553971 A DK 553971A DK 553971 A DK553971 A DK 553971A DK 134373 C DK134373 C DK 134373C
Authority
DK
Denmark
Prior art keywords
protection switch
froject
name
current
current protection
Prior art date
Application number
DK553971A
Other languages
Danish (da)
Other versions
DK134373B (en
Inventor
D M Gruetzner
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
Priority claimed from DE19702059052 external-priority patent/DE2059052C/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of DK134373B publication Critical patent/DK134373B/en
Application granted granted Critical
Publication of DK134373C publication Critical patent/DK134373C/en

Links

Classifications

    • 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
    • H01H71/321—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements
    • H01H71/323—Electromagnetic mechanisms having permanently magnetised part characterised by the magnetic circuit or active magnetic elements with rotatable armature
    • 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
    • H01H2071/328—Electromagnetic mechanisms having permanently magnetised part using a spring for having minimal force on armature while maximal force on trip pin

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
DK553971A 1970-12-01 1971-11-12 PROTECTION SWITCH NAME FROJECT CURRENT PROTECTION SWITCH DK134373C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702059052 DE2059052C (en) 1970-12-01 Circuit breakers, especially fault current circuit breakers

Publications (2)

Publication Number Publication Date
DK134373B DK134373B (en) 1976-10-25
DK134373C true DK134373C (en) 1977-03-21

Family

ID=5789635

Family Applications (1)

Application Number Title Priority Date Filing Date
DK553971A DK134373C (en) 1970-12-01 1971-11-12 PROTECTION SWITCH NAME FROJECT CURRENT PROTECTION SWITCH

Country Status (7)

Country Link
JP (1) JPS5345504B1 (en)
AT (1) AT306156B (en)
BE (1) BE775972A (en)
CH (1) CH538189A (en)
DK (1) DK134373C (en)
FR (1) FR2116438B1 (en)
GB (1) GB1373525A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0561005B1 (en) * 1992-02-20 1995-06-07 Siemens Aktiengesellschaft Trip device with holding magnet for protective switches, in particular for ground fault circuit interrupter
DE102004044977B4 (en) * 2004-09-16 2007-03-29 Siemens Ag Trip relay for a residual current device
CN112786398B (en) * 2019-11-07 2025-06-06 余姚市嘉荣电子电器有限公司 A dual-power permanent magnet leakage protector

Also Published As

Publication number Publication date
BE775972A (en) 1972-05-29
DK134373B (en) 1976-10-25
CH538189A (en) 1973-06-15
DE2059052B2 (en) 1973-02-01
AT306156B (en) 1973-03-26
DE2059052A1 (en) 1972-06-15
FR2116438A1 (en) 1972-07-13
JPS5345504B1 (en) 1978-12-07
GB1373525A (en) 1974-11-13
FR2116438B1 (en) 1976-09-03

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Legal Events

Date Code Title Description
PBP Patent lapsed