NL7600903A - SECURITY DEVICE. - Google Patents

SECURITY DEVICE.

Info

Publication number
NL7600903A
NL7600903A NL7600903A NL7600903A NL7600903A NL 7600903 A NL7600903 A NL 7600903A NL 7600903 A NL7600903 A NL 7600903A NL 7600903 A NL7600903 A NL 7600903A NL 7600903 A NL7600903 A NL 7600903A
Authority
NL
Netherlands
Prior art keywords
security device
security
Prior art date
Application number
NL7600903A
Other languages
Dutch (nl)
Original Assignee
Henri Parrier Jean Parrier En
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 FR7503653A external-priority patent/FR2299750A1/en
Priority claimed from FR7539397A external-priority patent/FR2335079A2/en
Application filed by Henri Parrier Jean Parrier En filed Critical Henri Parrier Jean Parrier En
Publication of NL7600903A publication Critical patent/NL7600903A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/16—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass
    • H02H3/162—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass for ac systems
    • H02H3/165—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass for ac systems for three-phase systems
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
NL7600903A 1975-01-31 1976-01-29 SECURITY DEVICE. NL7600903A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7503653A FR2299750A1 (en) 1975-01-31 1975-01-31 SAFETY DEVICE FOR THE
FR7539397A FR2335079A2 (en) 1975-12-12 1975-12-12 Short-circuit monitor for machines - has resistor switching transistor which controls power switch upon short-circuit

Publications (1)

Publication Number Publication Date
NL7600903A true NL7600903A (en) 1976-08-03

Family

ID=26218717

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7600903A NL7600903A (en) 1975-01-31 1976-01-29 SECURITY DEVICE.

Country Status (12)

Country Link
AT (1) AT355656B (en)
AU (1) AU501224B2 (en)
BR (1) BR7600661A (en)
CA (1) CA1066358A (en)
CH (1) CH619328A5 (en)
DE (1) DE2603632A1 (en)
DK (1) DK39876A (en)
GB (1) GB1547221A (en)
IN (1) IN145145B (en)
NL (1) NL7600903A (en)
OA (1) OA05231A (en)
SE (1) SE413702B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2659744B1 (en) * 1990-03-16 1992-07-24 Thomson Csf DEVICE FOR DETECTING FAULTS IN ELECTRICAL INSULATION FOR INSTALLATION UNDER VOLTAGE.

Also Published As

Publication number Publication date
BR7600661A (en) 1976-08-31
AU501224B2 (en) 1979-06-14
SE413702B (en) 1980-06-16
DK39876A (en) 1976-08-01
OA05231A (en) 1981-02-28
CH619328A5 (en) 1980-09-15
IN145145B (en) 1978-09-02
DE2603632A1 (en) 1976-08-05
AT355656B (en) 1980-03-10
GB1547221A (en) 1979-06-06
SE7601031L (en) 1976-08-02
CA1066358A (en) 1979-11-13
ATA67376A (en) 1979-08-15
AU1073976A (en) 1977-08-11

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Legal Events

Date Code Title Description
BV The patent application has lapsed
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
A85 Still pending on 85-01-01
BV The patent application has lapsed