AT338924B - Prufgerat zum schnellen erfassen des schaltzustandes eines kontaktes - Google Patents

Prufgerat zum schnellen erfassen des schaltzustandes eines kontaktes

Info

Publication number
AT338924B
AT338924B AT264374A AT264374A AT338924B AT 338924 B AT338924 B AT 338924B AT 264374 A AT264374 A AT 264374A AT 264374 A AT264374 A AT 264374A AT 338924 B AT338924 B AT 338924B
Authority
AT
Austria
Prior art keywords
contact
test unit
switching status
quickly determining
quickly
Prior art date
Application number
AT264374A
Other languages
English (en)
Other versions
ATA264374A (de
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 ATA264374A publication Critical patent/ATA264374A/de
Application granted granted Critical
Publication of AT338924B publication Critical patent/AT338924B/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0015—Means for testing or for inspecting contacts, e.g. wear indicator
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • 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
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Tests Of Electronic Circuits (AREA)
AT264374A 1973-05-07 1974-03-29 Prufgerat zum schnellen erfassen des schaltzustandes eines kontaktes AT338924B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2322961A DE2322961C2 (de) 1973-05-07 1973-05-07 Prüfgerät zum schnellen Erfassen des Schaltzustandes eines Kontaktes

Publications (2)

Publication Number Publication Date
ATA264374A ATA264374A (de) 1977-01-15
AT338924B true AT338924B (de) 1977-09-26

Family

ID=5880193

Family Applications (1)

Application Number Title Priority Date Filing Date
AT264374A AT338924B (de) 1973-05-07 1974-03-29 Prufgerat zum schnellen erfassen des schaltzustandes eines kontaktes

Country Status (12)

Country Link
US (1) US3928795A (de)
AT (1) AT338924B (de)
BE (1) BE814659A (de)
CH (1) CH567328A5 (de)
DE (1) DE2322961C2 (de)
DK (1) DK135012C (de)
FR (1) FR2229129B1 (de)
GB (1) GB1463904A (de)
IT (1) IT1010389B (de)
LU (1) LU70003A1 (de)
NL (1) NL162744C (de)
SE (1) SE387197B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53121169A (en) * 1977-03-31 1978-10-23 Hitachi Ltd Breaker and method of inspecting same
US4491797A (en) * 1982-06-01 1985-01-01 Northern Telecom Limited Test contact resistance of dry circuit contacts
US4859952A (en) * 1987-12-28 1989-08-22 Digital Equipment Corp. Apparatus and method for testing impedances of interconnect devices
US6037790A (en) * 1997-02-25 2000-03-14 International Business Machines Corporation In-situ contact resistance measurement for electroprocessing
FR2792416B1 (fr) * 1999-04-16 2001-06-08 Texton Procede de controle de la fin de course d'un organe mobile et dispositif pour sa mise en oeuvre
US6522518B1 (en) * 1999-07-23 2003-02-18 Lockhead Martin Corporation Reconfigurable multichip module stack interface
RU2553835C2 (ru) * 2011-12-29 2015-06-20 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный учебно-научный центр Сухопутных войск Общевойсковая академия Вооруженных Сил Российской Федерации" Устройство диагностирования контактных соединений в электрооборудовании автомобиля

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3464001A (en) * 1967-06-27 1969-08-26 Northern Electric Co Apparatus for sequentially testing the crosspoints of a ferreed switch for contact resistance

Also Published As

Publication number Publication date
LU70003A1 (de) 1974-09-25
GB1463904A (en) 1977-02-09
NL162744B (nl) 1980-01-15
IT1010389B (it) 1977-01-10
DE2322961C2 (de) 1975-03-13
DK135012B (da) 1977-02-21
DE2322961B1 (de) 1974-07-11
BE814659A (fr) 1974-11-07
DK135012C (da) 1977-07-11
FR2229129B1 (de) 1980-03-21
CH567328A5 (de) 1975-09-30
NL7405766A (de) 1974-11-11
US3928795A (en) 1975-12-23
SE387197B (sv) 1976-08-30
ATA264374A (de) 1977-01-15
FR2229129A1 (de) 1974-12-06
NL162744C (nl) 1980-06-16

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee