AU501224B2 - Security apparatus forthe protection of electric machines - Google Patents

Security apparatus forthe protection of electric machines

Info

Publication number
AU501224B2
AU501224B2 AU10739/76A AU1073976A AU501224B2 AU 501224 B2 AU501224 B2 AU 501224B2 AU 10739/76 A AU10739/76 A AU 10739/76A AU 1073976 A AU1073976 A AU 1073976A AU 501224 B2 AU501224 B2 AU 501224B2
Authority
AU
Australia
Prior art keywords
electric machines
security apparatus
apparatus forthe
forthe protection
protection
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU10739/76A
Other languages
English (en)
Other versions
AU1073976A (en
Inventor
J. Barrier A. & Barrier H Barrier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PARRIER J PARRIER A AND PARRIER H
Original Assignee
PARRIER J PARRIER A AND PARRIER H
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/fr
Priority claimed from FR7539397A external-priority patent/FR2335079A2/fr
Application filed by PARRIER J PARRIER A AND PARRIER H filed Critical PARRIER J PARRIER A AND PARRIER H
Publication of AU1073976A publication Critical patent/AU1073976A/en
Application granted granted Critical
Publication of AU501224B2 publication Critical patent/AU501224B2/en
Expired legal-status Critical Current

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)
AU10739/76A 1975-01-31 1976-02-02 Security apparatus forthe protection of electric machines Expired AU501224B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FRFR7503653 1975-01-31
FR7503653A FR2299750A1 (fr) 1975-01-31 1975-01-31 Dispositif de securite pour la
FRFR7539397 1975-12-12
FR7539397A FR2335079A2 (fr) 1975-12-12 1975-12-12 Dispositif de securite pour la detection d'un defaut d'isolation electrique entre deux fils du circuit d'alimentation d'une machine

Publications (2)

Publication Number Publication Date
AU1073976A AU1073976A (en) 1977-08-11
AU501224B2 true AU501224B2 (en) 1979-06-14

Family

ID=26218717

Family Applications (1)

Application Number Title Priority Date Filing Date
AU10739/76A Expired AU501224B2 (en) 1975-01-31 1976-02-02 Security apparatus forthe protection of electric machines

Country Status (12)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2659744B1 (fr) * 1990-03-16 1992-07-24 Thomson Csf Dispositif de detection de defauts d'isolement electrique pour installation sous tension.

Also Published As

Publication number Publication date
AT355656B (de) 1980-03-10
GB1547221A (en) 1979-06-06
DK39876A (da) 1976-08-01
DE2603632A1 (de) 1976-08-05
CH619328A5 (en) 1980-09-15
IN145145B (xx) 1978-09-02
SE7601031L (sv) 1976-08-02
CA1066358A (en) 1979-11-13
SE413702B (sv) 1980-06-16
NL7600903A (nl) 1976-08-03
AU1073976A (en) 1977-08-11
ATA67376A (de) 1979-08-15
OA05231A (fr) 1981-02-28
BR7600661A (pt) 1976-08-31

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