GB202101357D0 - Open-neutral electrical fault isolator - Google Patents

Open-neutral electrical fault isolator

Info

Publication number
GB202101357D0
GB202101357D0 GBGB2101357.8A GB202101357A GB202101357D0 GB 202101357 D0 GB202101357 D0 GB 202101357D0 GB 202101357 A GB202101357 A GB 202101357A GB 202101357 D0 GB202101357 D0 GB 202101357D0
Authority
GB
United Kingdom
Prior art keywords
open
electrical fault
neutral electrical
fault isolator
isolator
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.)
Granted
Application number
GBGB2101357.8A
Other versions
GB2603191B (en
GB2603191A (en
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 Mobility Ltd
Original Assignee
Siemens Mobility 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
Application filed by Siemens Mobility Ltd filed Critical Siemens Mobility Ltd
Priority to GB2101357.8A priority Critical patent/GB2603191B/en
Publication of GB202101357D0 publication Critical patent/GB202101357D0/en
Publication of GB2603191A publication Critical patent/GB2603191A/en
Application granted granted Critical
Publication of GB2603191B publication Critical patent/GB2603191B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H02H3/338—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 also responsive to wiring error, e.g. loss of neutral, break
    • 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
    • H02H5/10—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 mechanical injury, e.g. rupture of line, breakage of earth connection
    • H02H5/105—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 mechanical injury, e.g. rupture of line, breakage of earth connection responsive to deterioration or interruption of earth connection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54—Testing for continuity
    • 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
    • H02H3/08—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 excess current
    • H02H3/093—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 excess current with timing means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
GB2101357.8A 2021-02-01 2021-02-01 Open-neutral electrical fault isolator Active GB2603191B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2101357.8A GB2603191B (en) 2021-02-01 2021-02-01 Open-neutral electrical fault isolator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2101357.8A GB2603191B (en) 2021-02-01 2021-02-01 Open-neutral electrical fault isolator

Publications (3)

Publication Number Publication Date
GB202101357D0 true GB202101357D0 (en) 2021-03-17
GB2603191A GB2603191A (en) 2022-08-03
GB2603191B GB2603191B (en) 2023-05-24

Family

ID=74865406

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2101357.8A Active GB2603191B (en) 2021-02-01 2021-02-01 Open-neutral electrical fault isolator

Country Status (1)

Country Link
GB (1) GB2603191B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2577354B (en) * 2019-02-28 2020-11-11 Myenergi Ltd Controlling an electrical supply to an appliance
GB2578339B (en) * 2019-03-25 2020-12-30 Greentec International Ltd Open PEN detection and shut down system
GB2574338B (en) * 2019-07-24 2020-09-30 Pod Point Ltd Electrical protection device and method of operation

Also Published As

Publication number Publication date
GB2603191B (en) 2023-05-24
GB2603191A (en) 2022-08-03

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20221117 AND 20221123