OA05231A - Safety device for detecting an electrical insulation fault between two wires in the power supply circuit of a machine. - Google Patents

Safety device for detecting an electrical insulation fault between two wires in the power supply circuit of a machine.

Info

Publication number
OA05231A
OA05231A OA55725A OA55725A OA05231A OA 05231 A OA05231 A OA 05231A OA 55725 A OA55725 A OA 55725A OA 55725 A OA55725 A OA 55725A OA 05231 A OA05231 A OA 05231A
Authority
OA
OAPI
Prior art keywords
wires
detecting
machine
power supply
supply circuit
Prior art date
Application number
OA55725A
Other languages
French (fr)
Original Assignee
Parrier Jean
Parrier Henri
Parrier Andre
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 Parrier Jean, Parrier Henri, Parrier Andre filed Critical Parrier Jean
Publication of OA05231A publication Critical patent/OA05231A/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)
OA55725A 1975-01-31 1976-01-31 Safety device for detecting an electrical insulation fault between two wires in the power supply circuit of a machine. OA05231A (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 SAFETY DEVICE FOR DETECTION OF AN ELECTRICAL INSULATION FAULT BETWEEN TWO WIRES OF THE POWER SUPPLY CIRCUIT OF A MACHINE

Publications (1)

Publication Number Publication Date
OA05231A true OA05231A (en) 1981-02-28

Family

ID=26218717

Family Applications (1)

Application Number Title Priority Date Filing Date
OA55725A OA05231A (en) 1975-01-31 1976-01-31 Safety device for detecting an electrical insulation fault between two wires in the power supply circuit of a machine.

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
SE413702B (en) 1980-06-16
DK39876A (en) 1976-08-01
IN145145B (en) 1978-09-02
CH619328A5 (en) 1980-09-15
BR7600661A (en) 1976-08-31
DE2603632A1 (en) 1976-08-05
CA1066358A (en) 1979-11-13
SE7601031L (en) 1976-08-02
ATA67376A (en) 1979-08-15
AU1073976A (en) 1977-08-11
AU501224B2 (en) 1979-06-14
NL7600903A (en) 1976-08-03
GB1547221A (en) 1979-06-06
AT355656B (en) 1980-03-10

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