CH402183A - Frequency relay - Google Patents

Frequency relay

Info

Publication number
CH402183A
CH402183A CH552063A CH552063A CH402183A CH 402183 A CH402183 A CH 402183A CH 552063 A CH552063 A CH 552063A CH 552063 A CH552063 A CH 552063A CH 402183 A CH402183 A CH 402183A
Authority
CH
Switzerland
Prior art keywords
frequency relay
relay
frequency
Prior art date
Application number
CH552063A
Other languages
German (de)
Inventor
Gerhard Dipl Ing Fiedler
Original Assignee
Siemens 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.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of CH402183A publication Critical patent/CH402183A/en

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
    • H02H3/46—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 frequency deviations
CH552063A 1962-09-07 1963-05-02 Frequency relay CH402183A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1962S0081399 DE1265275B (en) 1962-09-07 1962-09-07 Frequency relay

Publications (1)

Publication Number Publication Date
CH402183A true CH402183A (en) 1965-11-15

Family

ID=7509574

Family Applications (2)

Application Number Title Priority Date Filing Date
CH552063A CH402183A (en) 1962-09-07 1963-05-02 Frequency relay
CH552263A CH409081A (en) 1962-09-07 1963-05-02 Arrangement for determining the area in which an electrical quantity is located

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH552263A CH409081A (en) 1962-09-07 1963-05-02 Arrangement for determining the area in which an electrical quantity is located

Country Status (2)

Country Link
CH (2) CH402183A (en)
DE (1) DE1265275B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397087A1 (en) * 1977-07-09 1979-02-02 Struever Kg Ad CURRENT DISTRIBUTION NETWORK MONITORING INSTALLATION

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4423587C2 (en) * 1994-07-06 1996-09-05 Daimler Benz Ag Device for the production of hydrogen by means of partial oxidation and / or steam reforming of methanol

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB583794A (en) * 1942-07-10 1946-12-31 Standard Telephones Cables Ltd Improvements in arrangements for frequency measurement
DE871031C (en) * 1944-02-11 1953-03-19 Asea Ab Arrangement for frequency measurement and control
DE827220C (en) * 1949-06-22 1952-01-10 Ernst Hueter Dr Ing Arrangement and procedure for the precise measurement, regulation and maintenance of low and medium frequencies
DE959745C (en) * 1951-07-12 1957-03-14 Hartmann & Braun Ag Pointer frequency meter
DE963354C (en) * 1952-12-14 1957-05-09 Siemens Ag Arrangement for frequency measurement and display with the help of a comparison frequency
AT187592B (en) * 1954-07-13 1956-11-10 Siemens Ag Switching arrangement for monitoring, displaying, measuring or the like of the frequency or the frequency change of an electrical variable
DE1049964B (en) * 1958-03-27 1959-02-05

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397087A1 (en) * 1977-07-09 1979-02-02 Struever Kg Ad CURRENT DISTRIBUTION NETWORK MONITORING INSTALLATION

Also Published As

Publication number Publication date
CH409081A (en) 1966-03-15
DE1265275B (en) 1968-04-04

Similar Documents

Publication Publication Date Title
CH397148A (en) Tracheotome
AT237955B (en) Haymaker
CH400820A (en) Gelenkloses Scharnier
CH396068A (en) Vibro-finisher
CH394992A (en) Haveuse
CH428943A (en) Frequency relay
AT241188B (en) Haymaker
CH402183A (en) Frequency relay
AT245462B (en) Barrenholm
CH403986A (en) Relay device
CH401870A (en) Sportjacke
ES92835Y (en) Relay
BE637189R (en) Telecommunicatiesysteem
BE675043Q (en) Sieraad
CH412008A (en) Parametron
DE1491504B2 (en) REFLEXKLYSTRON
BE633541A (en) Diazabicyclo-octanes
FR1327910A (en) Static frequency relay
FI41176C (en) Electromagnetic relay
ES95497Y (en) Improved girdle-panty
ES93488Y (en) Panty-girdle
ES93760Y (en) Xylophone-piano
ES91191Y (en) Desk-wardrobe
ES92346Y (en) Mattress-bed
ES91268Y (en) Lampadario