FR2238155B3 - - Google Patents

Info

Publication number: FR2238155B3
Authority: FR; France
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

Application number

FR7424864A

Other languages

Other versions

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.)

ABB Training Center GmbH and Co KG

Original Assignee

Hartmann and Braun AG

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.)

1973-07-19

Filing date

1974-07-17

Publication date

1977-05-20

1974-07-17 Application filed by Hartmann and Braun AG filed Critical Hartmann and Braun AG

1975-02-14 Publication of FR2238155A1 publication Critical patent/FR2238155A1/fr

1977-05-20 Application granted granted Critical

1977-05-20 Publication of FR2238155B3 publication Critical patent/FR2238155B3/fr

Status Expired legal-status Critical Current

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
- H02H3/02—Details
- H02H3/05—Details with means for increasing reliability, e.g. redundancy arrangements
- 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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16576—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing DC or AC voltage with one threshold
- 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
- H02H3/20—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 voltage
- H02H3/202—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 voltage for DC systems

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Measurement Of Current Or Voltage (AREA)

FR7424864A 1973-07-19 1974-07-17 Expired FR2238155B3 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19732336769 DE2336769B2 (de)	1973-07-19	1973-07-19	Dynamischer Grenzwertmelder

Publications (2)

Publication Number	Publication Date
FR2238155A1 FR2238155A1 (de)	1975-02-14
FR2238155B3 true FR2238155B3 (de)	1977-05-20

Family

ID=5887432

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7424864A Expired FR2238155B3 (de)	1973-07-19	1974-07-17

Country Status (5)

Country	Link
BE (1)	BE817702A (de)
DE (1)	DE2336769B2 (de)
FR (1)	FR2238155B3 (de)
GB (1)	GB1474721A (de)
NL (1)	NL7409565A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3121841C2 (de) *	1981-06-02	1983-04-07	Honeywell S.A., 78390 Bois d'Arcy	Schaltungsanordnung zur Überwachung zweier verschiedener Meßwerte bzw. der oberen und unteren Grenze eines Meßwerts
GB9606174D0 (en) *	1996-03-23	1996-05-29	Atomic Energy Authority Uk	Signal monitor

1973
- 1973-07-19 DE DE19732336769 patent/DE2336769B2/de not_active Ceased
1974
- 1974-07-15 NL NL7409565A patent/NL7409565A/xx not_active Application Discontinuation
- 1974-07-16 BE BE146599A patent/BE817702A/xx unknown
- 1974-07-17 FR FR7424864A patent/FR2238155B3/fr not_active Expired
- 1974-07-19 GB GB3214274A patent/GB1474721A/en not_active Expired

Also Published As

Publication number	Publication date
GB1474721A (de)	1977-05-25
NL7409565A (nl)	1975-01-21
DE2336769B2 (de)	1975-05-22
BE817702A (fr)	1974-11-18
FR2238155A1 (de)	1975-02-14
DE2336769A1 (de)	1975-02-06

Publication	Publication Date	Title
AR201758A1 (de)	1975-04-15
AU476761B2 (de)	1976-09-30
AU465372B2 (de)	1975-09-25
AR201235Q (de)	1975-02-21
AR201231Q (de)	1975-02-21
AU474593B2 (de)	1976-07-29
AU474511B2 (de)	1976-07-22
AU474838B2 (de)	1976-08-05
AU465453B2 (de)	1975-09-25
AU471343B2 (de)	1976-04-15
AU465434B2 (de)	1975-09-25
AU450229B2 (de)	1974-07-04
AU476714B2 (de)	1976-09-30
AR201229Q (de)	1975-02-21
AU466283B2 (de)	1975-10-23
AR199451A1 (de)	1974-08-30
AU476696B2 (de)	1976-09-30
AU472848B2 (de)	1976-06-03
AU477823B2 (de)	1975-06-19
AU461342B2 (de)	1975-05-22
AU471461B2 (de)	1976-04-29
AR200256A1 (de)	1974-10-31
AU476873B1 (de)	1975-01-09
AR210729A1 (de)	1977-09-15
AU477824B2 (de)	1975-07-17