DE29807560U1 - System for monitoring the operation of unchecked power supply systems for connecting portable electrical operating sites without an intermediate transformer - Google Patents

System for monitoring the operation of unchecked power supply systems for connecting portable electrical operating sites without an intermediate transformer

Info

Publication number
DE29807560U1
DE29807560U1 DE29807560U DE29807560U DE29807560U1 DE 29807560 U1 DE29807560 U1 DE 29807560U1 DE 29807560 U DE29807560 U DE 29807560U DE 29807560 U DE29807560 U DE 29807560U DE 29807560 U1 DE29807560 U1 DE 29807560U1
Authority
DE
Germany
Prior art keywords
monitoring
power supply
supply systems
portable electrical
electrical operating
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 - Lifetime
Application number
DE29807560U
Other languages
German (de)
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.)
Serco & Co Kg De GmbH
Original Assignee
ELEKLUFT GmbH
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 ELEKLUFT GmbH filed Critical ELEKLUFT GmbH
Priority to DE29807560U priority Critical patent/DE29807560U1/en
Publication of DE29807560U1 publication Critical patent/DE29807560U1/en
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
    • H02H3/34—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 of a three-phase system
    • H02H3/347—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 of a three-phase system using summation current transformers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/2513—Arrangements for monitoring electric power systems, e.g. power lines or loads; Logging
    • 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
    • G01R31/005—Testing of electric installations on transport means
    • G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
    • 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
    • G01R31/40—Testing power supplies
    • G01R31/42—AC power supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transmitters (AREA)
DE29807560U 1998-04-25 1998-04-25 System for monitoring the operation of unchecked power supply systems for connecting portable electrical operating sites without an intermediate transformer Expired - Lifetime DE29807560U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29807560U DE29807560U1 (en) 1998-04-25 1998-04-25 System for monitoring the operation of unchecked power supply systems for connecting portable electrical operating sites without an intermediate transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29807560U DE29807560U1 (en) 1998-04-25 1998-04-25 System for monitoring the operation of unchecked power supply systems for connecting portable electrical operating sites without an intermediate transformer

Publications (1)

Publication Number Publication Date
DE29807560U1 true DE29807560U1 (en) 1998-08-27

Family

ID=8056342

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29807560U Expired - Lifetime DE29807560U1 (en) 1998-04-25 1998-04-25 System for monitoring the operation of unchecked power supply systems for connecting portable electrical operating sites without an intermediate transformer

Country Status (1)

Country Link
DE (1) DE29807560U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110631626A (en) * 2019-09-29 2019-12-31 国网湖南省电力有限公司 Test device and method for simulating transformer overflowing fire and spraying fire

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19601878A1 (en) 1996-01-19 1997-07-24 Siemens Ag Connection arrangement for consumer networks

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19601878A1 (en) 1996-01-19 1997-07-24 Siemens Ag Connection arrangement for consumer networks

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110631626A (en) * 2019-09-29 2019-12-31 国网湖南省电力有限公司 Test device and method for simulating transformer overflowing fire and spraying fire
CN110631626B (en) * 2019-09-29 2021-08-27 国网湖南省电力有限公司 Test device and method for simulating transformer overflowing fire and spraying fire

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Legal Events

Date Code Title Description
R086 Non-binding declaration of licensing interest
R207 Utility model specification

Effective date: 19981008

R163 Identified publications notified

Effective date: 19981013

R081 Change of applicant/patentee

Owner name: SERCO GMBH & CO. KG, DE

Free format text: FORMER OWNER: ELEKLUFT GMBH, 53121 BONN, DE

Effective date: 20010209

R156 Lapse of ip right after 3 years

Effective date: 20020201