NL168378C - Aardlekschakelaar. - Google Patents

Aardlekschakelaar.

Info

Publication number
NL168378C
NL168378C NLAANVRAGE7103304,A NL7103304A NL168378C NL 168378 C NL168378 C NL 168378C NL 7103304 A NL7103304 A NL 7103304A NL 168378 C NL168378 C NL 168378C
Authority
NL
Netherlands
Prior art keywords
ground connector
connector
ground
Prior art date
Application number
NLAANVRAGE7103304,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7103304A (xx
Original Assignee
Saparel
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 Saparel filed Critical Saparel
Publication of NL7103304A publication Critical patent/NL7103304A/xx
Application granted granted Critical
Publication of NL168378C publication Critical patent/NL168378C/xx

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)
  • Protection Of Transformers (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
NLAANVRAGE7103304,A 1970-03-13 1971-03-12 Aardlekschakelaar. NL168378C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7009178A FR2081177A6 (xx) 1970-03-13 1970-03-13

Publications (2)

Publication Number Publication Date
NL7103304A NL7103304A (xx) 1971-09-15
NL168378C true NL168378C (nl) 1982-03-16

Family

ID=9052256

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7103304,A NL168378C (nl) 1970-03-13 1971-03-12 Aardlekschakelaar.

Country Status (8)

Country Link
US (1) US3731148A (xx)
BE (1) BE764028A (xx)
DE (1) DE2112065C2 (xx)
FR (1) FR2081177A6 (xx)
GB (1) GB1334404A (xx)
LU (1) LU62783A1 (xx)
NL (1) NL168378C (xx)
ZA (1) ZA711665B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4679111A (en) * 1985-11-12 1987-07-07 Westinghouse Electric Corp. Resistance to ground checker

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3848159A (en) * 1973-06-18 1974-11-12 Airpax Electronics Ground fault detector circuit with feedback to sensor
US4024436A (en) * 1973-11-30 1977-05-17 Syracuse Electronics Corporation Subsidiary Of Pass & Seymour, Inc. Ground fault protective circuitry
US3936699A (en) * 1973-11-30 1976-02-03 Pass & Seymour, Inc. Ground fault protective circuitry
US3962606A (en) * 1974-10-09 1976-06-08 General Signal Corporation Sensor for a ground fault circuit interrupter
US4015169A (en) * 1975-03-14 1977-03-29 Westinghouse Electric Corporation Two pole ground fault circuit interrupter with improved rectified supply and transient suppression for a trip circuit
US4028736A (en) * 1975-12-19 1977-06-07 Robertshaw Controls Company Motor protection circuit unit
FR2422276A1 (fr) * 1978-04-07 1979-11-02 Saparel Dispositif de protection contre les courants de defaut a la terre
FR2430680A1 (fr) * 1978-07-05 1980-02-01 Saparel Detecteur de courant de defaut continu ou alternatif
US4574324A (en) * 1983-10-05 1986-03-04 Pass & Seymour, Inc. Ground fault circuit interrupter
DE69332495T2 (de) * 1992-09-09 2003-07-03 Kabushiki Kaisha Tec, Shizuoka Entwicklungsgerät
JP3737372B2 (ja) * 2001-02-26 2006-01-18 株式会社日立製作所 変流器入力型電源装置
US6671485B2 (en) 2001-12-21 2003-12-30 Kabushiki Kaisha Toshiba Image forming apparatus
US6694111B1 (en) 2002-08-12 2004-02-17 Kabushiki Kaisha Toshiba Image forming apparatus, and developing device and method used in the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1060643A (en) * 1963-09-12 1967-03-08 English Electric Co Ltd Electrical fault detection arrangement
GB1107879A (en) * 1964-04-17 1968-03-27 J A Crabtree Proprietary Ltd Improvements in or relating to earth leakage protection devices
US3555359A (en) * 1967-08-07 1971-01-12 Hubbell Inc Harvey Circuit protective device
US3525018A (en) * 1968-06-27 1970-08-18 Hubbell Inc Harvey Ground leakage current interrupter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4679111A (en) * 1985-11-12 1987-07-07 Westinghouse Electric Corp. Resistance to ground checker

Also Published As

Publication number Publication date
DE2112065A1 (de) 1971-09-23
NL7103304A (xx) 1971-09-15
DE2112065C2 (de) 1982-08-26
GB1334404A (en) 1973-10-17
LU62783A1 (xx) 1971-10-13
ZA711665B (en) 1971-12-29
US3731148A (en) 1973-05-01
BE764028A (fr) 1971-09-10
FR2081177A6 (xx) 1971-12-03

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee