JPS55166044U - - Google Patents

Info

Publication number
JPS55166044U
JPS55166044U JP7727080U JP7727080U JPS55166044U JP S55166044 U JPS55166044 U JP S55166044U JP 7727080 U JP7727080 U JP 7727080U JP 7727080 U JP7727080 U JP 7727080U JP S55166044 U JPS55166044 U JP S55166044U
Authority
JP
Japan
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.)
Pending
Application number
JP7727080U
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 filed Critical
Publication of JPS55166044U publication Critical patent/JPS55166044U/ja
Pending 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP7727080U 1975-07-08 1980-06-03 Pending JPS55166044U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752530456 DE2530456A1 (de) 1975-07-08 1975-07-08 Fehlerstromschutzschalter

Publications (1)

Publication Number Publication Date
JPS55166044U true JPS55166044U (ja) 1980-11-29

Family

ID=5950967

Family Applications (2)

Application Number Title Priority Date Filing Date
JP8144676A Pending JPS529871A (en) 1975-07-08 1976-07-08 Leakage breaker
JP7727080U Pending JPS55166044U (ja) 1975-07-08 1980-06-03

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP8144676A Pending JPS529871A (en) 1975-07-08 1976-07-08 Leakage breaker

Country Status (2)

Country Link
JP (2) JPS529871A (ja)
DE (1) DE2530456A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2693050B1 (fr) * 1992-06-24 1997-04-30 Serd Sa Circuit pour interrupteurs differentiels selectifs

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3187225A (en) * 1960-06-09 1965-06-01 Lab D Electronique & D Automat Control system for a relay protecting a feed circuit
US3505566A (en) * 1967-08-02 1970-04-07 Ite Imperial Corp Ground relay system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3187225A (en) * 1960-06-09 1965-06-01 Lab D Electronique & D Automat Control system for a relay protecting a feed circuit
US3505566A (en) * 1967-08-02 1970-04-07 Ite Imperial Corp Ground relay system

Also Published As

Publication number Publication date
DE2530456A1 (de) 1977-01-27
JPS529871A (en) 1977-01-25

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