NL7117018A - - Google Patents

Info

Publication number
NL7117018A
NL7117018A NL7117018A NL7117018A NL7117018A NL 7117018 A NL7117018 A NL 7117018A NL 7117018 A NL7117018 A NL 7117018A NL 7117018 A NL7117018 A NL 7117018A NL 7117018 A NL7117018 A NL 7117018A
Authority
NL
Netherlands
Application number
NL7117018A
Other versions
NL173900C (nl
NL173900B (nl
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 filed Critical
Publication of NL7117018A publication Critical patent/NL7117018A/xx
Publication of NL173900B publication Critical patent/NL173900B/xx
Application granted granted Critical
Publication of NL173900C publication Critical patent/NL173900C/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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—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 both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
    • 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
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
NL7117018A 1970-12-14 1971-12-10 Inrichting voor het beschermen van leidingen in een meerfasig net. NL173900C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1850470A CH525578A (de) 1970-12-14 1970-12-14 Distanzrelais für Mehrphasennetze

Publications (3)

Publication Number Publication Date
NL7117018A true NL7117018A (fr) 1972-06-16
NL173900B NL173900B (nl) 1983-10-17
NL173900C NL173900C (nl) 1984-03-16

Family

ID=4433436

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7117018A NL173900C (nl) 1970-12-14 1971-12-10 Inrichting voor het beschermen van leidingen in een meerfasig net.

Country Status (6)

Country Link
BE (1) BE776593A (fr)
CH (1) CH525578A (fr)
DE (1) DE2100619C3 (fr)
GB (1) GB1366946A (fr)
NL (1) NL173900C (fr)
SE (1) SE366616B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1422346A (fr) * 1972-11-28 1976-01-28
CH612046A5 (fr) 1977-04-01 1979-06-29 Bbc Brown Boveri & Cie
CH640675A5 (de) * 1978-06-01 1984-01-13 Bbc Brown Boveri & Cie Verfahren und einrichtung zur fehlerrichtungsbestimmung bezueglich eines messortes an elektrischen leitungen.
CN114784767B (zh) * 2022-05-05 2025-10-03 云南电网有限责任公司电力科学研究院 配电网零序阻抗突变量保护方法、装置、设备和介质

Also Published As

Publication number Publication date
NL173900C (nl) 1984-03-16
CH525578A (de) 1972-07-15
DE2100619C3 (de) 1980-11-06
SE366616B (fr) 1974-04-29
NL173900B (nl) 1983-10-17
BE776593A (fr) 1972-04-04
DE2100619A1 (de) 1972-06-29
DE2100619B2 (de) 1980-03-13
GB1366946A (en) 1974-09-18

Similar Documents

Publication Publication Date Title
AU1473870A (fr)
AU2044470A (fr)
AU1146470A (fr)
AU2130570A (fr)
AU2017870A (fr)
AU1326870A (fr)
AU1336970A (fr)
AU1517670A (fr)
AU1716970A (fr)
AU1833270A (fr)
AU2085370A (fr)
AU1789870A (fr)
AU1879170A (fr)
AU1277070A (fr)
AU1328670A (fr)
AU2144270A (fr)
AU1343870A (fr)
AU2131570A (fr)
AU2130770A (fr)
AU1581370A (fr)
AU2119370A (fr)
AU2115870A (fr)
AU2112570A (fr)
AU1591370A (fr)
AU2061170A (fr)

Legal Events

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