DE9110235U1 - - Google Patents

Info

Publication number
DE9110235U1
DE9110235U1 DE9110235U DE9110235U DE9110235U1 DE 9110235 U1 DE9110235 U1 DE 9110235U1 DE 9110235 U DE9110235 U DE 9110235U DE 9110235 U DE9110235 U DE 9110235U DE 9110235 U1 DE9110235 U1 DE 9110235U1
Authority
DE
Germany
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 - Lifetime
Application number
DE9110235U
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.)
Siemens AG
Original Assignee
Siemens AG
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 by Siemens AG filed Critical Siemens AG
Publication of DE9110235U1 publication Critical patent/DE9110235U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H02H3/332—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 with means responsive to dc component in the fault current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/06—Arrangements for supplying operative power

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
DE9110235U 1990-08-30 1991-08-19 Expired - Lifetime DE9110235U1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90116691 1990-08-30

Publications (1)

Publication Number Publication Date
DE9110235U1 true DE9110235U1 (de) 1991-10-02

Family

ID=8204399

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9110235U Expired - Lifetime DE9110235U1 (de) 1990-08-30 1991-08-19

Country Status (1)

Country Link
DE (1) DE9110235U1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19523534A1 (de) * 1995-06-28 1997-01-09 Kopp Heinrich Ag Netzspannungsabhängige Fehlerstromschutzeinrichtung
DE19735743A1 (de) * 1997-08-18 1999-02-25 Siemens Ag Fehlerstrom-Schutzeinrichtung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19523534A1 (de) * 1995-06-28 1997-01-09 Kopp Heinrich Ag Netzspannungsabhängige Fehlerstromschutzeinrichtung
DE19735743A1 (de) * 1997-08-18 1999-02-25 Siemens Ag Fehlerstrom-Schutzeinrichtung
US6483681B1 (en) 1997-08-18 2002-11-19 Siemens Aktiengesellschaft Fault-current protective switchgear

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