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AU5680073A - Earth leakage protection earth leakage protection - Google Patents

Earth leakage protection earth leakage protection

Info

Publication number
AU5680073A
AU5680073A AU56800/73A AU5680073A AU5680073A AU 5680073 A AU5680073 A AU 5680073A AU 56800/73 A AU56800/73 A AU 56800/73A AU 5680073 A AU5680073 A AU 5680073A AU 5680073 A AU5680073 A AU 5680073A
Authority
AU
Australia
Prior art keywords
earth leakage
leakage protection
protection
earth
protection earth
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
AU56800/73A
Inventor
Ernest James Moorey
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.)
Western Industries Pty Ltd
Original Assignee
Western Industries Pty Ltd
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 ZA724073A external-priority patent/ZA724073B/en
Priority claimed from ZA724072A external-priority patent/ZA724072B/en
Application filed by Western Industries Pty Ltd filed Critical Western Industries Pty Ltd
Publication of AU5680073A publication Critical patent/AU5680073A/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
    • H02H3/17—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 by means of an auxiliary voltage injected into the installation to be protected
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
AU56800/73A 1972-06-13 1973-06-12 Earth leakage protection earth leakage protection Expired AU5680073A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA724073A ZA724073B (en) 1972-06-13 1972-06-13 Improvements in earth leakage protection
ZA724072A ZA724072B (en) 1972-06-13 1972-06-13 Improvements in direct current level detectors

Publications (1)

Publication Number Publication Date
AU5680073A true AU5680073A (en) 1974-12-12

Family

ID=27131054

Family Applications (1)

Application Number Title Priority Date Filing Date
AU56800/73A Expired AU5680073A (en) 1972-06-13 1973-06-12 Earth leakage protection earth leakage protection

Country Status (6)

Country Link
AU (1) AU5680073A (en)
CH (1) CH554542A (en)
FR (1) FR2188171A1 (en)
GB (1) GB1440124A (en)
IE (1) IE37776B1 (en)
NL (1) NL7308212A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117949718B (en) * 2024-03-25 2024-07-02 杭州海康威视数字技术股份有限公司 Voltage detection system, method and device

Also Published As

Publication number Publication date
IE37776B1 (en) 1977-10-12
NL7308212A (en) 1973-12-17
CH554542A (en) 1974-09-30
GB1440124A (en) 1976-06-23
FR2188171A1 (en) 1974-01-18
IE37776L (en) 1973-12-13

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