DE69215105T2 - Personenschutzsystem für elektrische anschlüsse - Google Patents

Personenschutzsystem für elektrische anschlüsse

Info

Publication number
DE69215105T2
DE69215105T2 DE69215105T DE69215105T DE69215105T2 DE 69215105 T2 DE69215105 T2 DE 69215105T2 DE 69215105 T DE69215105 T DE 69215105T DE 69215105 T DE69215105 T DE 69215105T DE 69215105 T2 DE69215105 T2 DE 69215105T2
Authority
DE
Germany
Prior art keywords
electrical connections
protection system
personal protection
personal
connections
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 - Fee Related
Application number
DE69215105T
Other languages
English (en)
Other versions
DE69215105D1 (de
Inventor
Thomas Mcdonald
W Smith-Vaniz
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.)
Hubbell Inc
Original Assignee
Hubbell Inc
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 US07/792,183 external-priority patent/US5270897A/en
Priority claimed from US07/792,184 external-priority patent/US5270896A/en
Application filed by Hubbell Inc filed Critical Hubbell Inc
Application granted granted Critical
Publication of DE69215105D1 publication Critical patent/DE69215105D1/de
Publication of DE69215105T2 publication Critical patent/DE69215105T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H02H3/334—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 to produce an artificial unbalance for other protection or monitoring reasons or remote control
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/12—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to undesired approach to, or touching of, live parts by living beings
DE69215105T 1991-11-14 1992-09-01 Personenschutzsystem für elektrische anschlüsse Expired - Fee Related DE69215105T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/792,183 US5270897A (en) 1991-11-14 1991-11-14 Personnel protection system for electrical power connections
US07/792,184 US5270896A (en) 1991-11-14 1991-11-14 Personnel protection system for electrical power connections
PCT/US1992/007395 WO1993010586A1 (en) 1991-11-14 1992-09-01 Personnel protection system for electrical power connections

Publications (2)

Publication Number Publication Date
DE69215105D1 DE69215105D1 (de) 1996-12-12
DE69215105T2 true DE69215105T2 (de) 1997-05-15

Family

ID=27121245

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69215105T Expired - Fee Related DE69215105T2 (de) 1991-11-14 1992-09-01 Personenschutzsystem für elektrische anschlüsse

Country Status (7)

Country Link
EP (1) EP0612444B1 (de)
JP (1) JPH07503356A (de)
AU (1) AU661507B2 (de)
CA (1) CA2123600C (de)
DE (1) DE69215105T2 (de)
TW (1) TW254007B (de)
WO (1) WO1993010586A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ335414A (en) * 1997-01-30 2000-10-27 Fisher & Paykel Dishwasher chamber having drain pump impeller with upper disc sealing against casing, and lower blade roots radially spaced from hub to allow air accumulation for priming

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697809A (en) * 1970-11-23 1972-10-10 William R Self Ground wire monitoring system with fail-safe power disconnect
US3886409A (en) * 1973-05-09 1975-05-27 Amax Inc Means for monitoring the safety of a remote electrical ground connection
US4056837A (en) * 1975-10-24 1977-11-01 Westinghouse Electric Corporation Ground fault circuit interrupter with trip level adjustment
US4138707A (en) * 1977-07-21 1979-02-06 Gross Thomas A O Ground fault protective systems with predetection neutralization of reactive currents
US4947278A (en) * 1989-06-23 1990-08-07 Smart House Limited Partnership Limited Remote sensing power disconnect circuit

Also Published As

Publication number Publication date
WO1993010586A1 (en) 1993-05-27
TW254007B (de) 1995-08-11
AU661507B2 (en) 1995-07-27
CA2123600A1 (en) 1993-05-27
EP0612444B1 (de) 1996-11-06
JPH07503356A (ja) 1995-04-06
EP0612444A4 (de) 1994-06-22
DE69215105D1 (de) 1996-12-12
AU2587892A (en) 1993-06-15
EP0612444A1 (de) 1994-08-31
CA2123600C (en) 2003-06-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee