SE8201150L - Matarkrets for overstromstidsreleer - Google Patents

Matarkrets for overstromstidsreleer

Info

Publication number
SE8201150L
SE8201150L SE8201150A SE8201150A SE8201150L SE 8201150 L SE8201150 L SE 8201150L SE 8201150 A SE8201150 A SE 8201150A SE 8201150 A SE8201150 A SE 8201150A SE 8201150 L SE8201150 L SE 8201150L
Authority
SE
Sweden
Prior art keywords
time relations
flood time
zener diode
auxiliary voltage
food circuit
Prior art date
Application number
SE8201150A
Other languages
Unknown language ( )
English (en)
Other versions
SE446919B (sv
Inventor
H Rollecke
Original Assignee
Hartmann & 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.)
Filing date
Publication date
Application filed by Hartmann & Braun Ag filed Critical Hartmann & Braun Ag
Publication of SE8201150L publication Critical patent/SE8201150L/sv
Publication of SE446919B publication Critical patent/SE446919B/sv

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00Details of emergency protective circuit arrangements
    • H02H1/06Arrangements for supplying operative power
    • H02H1/063Arrangements for supplying operative power primary power being supplied by fault current

Landscapes

  • Emergency Protection Circuit Devices (AREA)
  • Rectifiers (AREA)
  • Measurement Of Current Or Voltage (AREA)
SE8201150A 1981-03-12 1982-02-24 Matarkrets for overstromstidsreleer SE446919B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813109330 DE3109330A1 (de) 1981-03-12 1981-03-12 Schaltungsanordnung zur speisung von ueberstromzeitrelais

Publications (2)

Publication Number Publication Date
SE8201150L true SE8201150L (sv) 1982-09-13
SE446919B SE446919B (sv) 1986-10-13

Family

ID=6126947

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8201150A SE446919B (sv) 1981-03-12 1982-02-24 Matarkrets for overstromstidsreleer

Country Status (4)

Country Link
CH (1) CH653479A5 (sv)
DE (1) DE3109330A1 (sv)
GB (1) GB2095058A (sv)
SE (1) SE446919B (sv)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3407312A1 (de) * 1984-02-24 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur ueberwachung eines stromes
US4747994A (en) * 1985-10-18 1988-05-31 Westinghouse Electric Corp. Reactor trip control with voltage sensing
IT1197388B (it) * 1985-10-18 1988-11-30 Westinghouse Electric Corp Comando di sgancio con sensore per reattore nucleare
DE19706040A1 (de) * 1997-02-06 1998-08-13 Siemens Ag Schaltungsanordnung für den Betrieb eines elektronischen Auslösers eines Leistungsschalters
NL1006104C2 (nl) * 1997-05-21 1998-11-25 Holec Holland Nv Aardlekdetectieschakeling.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3657605A (en) * 1969-07-02 1972-04-18 Ass Elect Ind Overcurrent transient non-responsive trip device
CH513538A (de) * 1970-03-02 1971-09-30 Hartmann & Braun Ag Mess Und R Anordnung zur Überwachung eines über die Primärwicklung eines Stromwandlers fliessenden Stromes
CH558098A (de) * 1973-11-27 1975-01-15 Sprecher & Schuh Ag Schaltungsanordnung zur speisung elektronischer schutzrelais.
DE2611178C3 (de) * 1976-03-17 1978-12-21 Hartmann & Braun Ag, 6000 Frankfurt Abhängiges elektronisches Überstromzeitrelais

Also Published As

Publication number Publication date
GB2095058A (en) 1982-09-22
CH653479A5 (de) 1985-12-31
SE446919B (sv) 1986-10-13
DE3109330A1 (de) 1982-09-23

Similar Documents

Publication Publication Date Title
JPS52114915A (en) Dc-dc converter
DE69408729D1 (de) Anordnung zur Zuführung einer Spannung an eine elektronische Schaltung, besonders an eine elektronische Schaltung eines Stromsensors der auf einer elektrischen Leitung geschaltet ist
NO176500C (no) Likeströmsomformer med en koblingsanordning til dannelse av er-verdien for ström
FR2534086B1 (fr) Circuit generateur de courant constant, a basse tension d'alimentation, integrale monolithiquement
KR840001981A (ko) 전원회로
SE8201150L (sv) Matarkrets for overstromstidsreleer
DE3685101D1 (de) Gleichrichterschaltung zur erzeugung eines eingeschraenkten ausgangsspannungsbereiches.
DE69205041T2 (de) Schaltung zur Überwachung eines oberen Schwellwertes einer Versorgungsspannung.
JPS57131125A (en) Short-circuit protecting circuit of semiconductor switch
GB2020504A (en) Transistor protection circuits
ATE121234T1 (de) Schaltender umrichter mit stromsensor.
JPS55126377A (en) Current detecting circuit for arc welding machine
JPS57629A (en) Display device for camera
JPS5534933A (en) Heat-sensible recording device
JPS55128373A (en) Welding power source circuit
JPS5728559A (en) Short circuit protector for field of synchronous generator
JPS5687116A (en) Switching type power circuit
JPS57135671A (en) Gate circuit for thyristor converter
JPS56134832A (en) Two-wire photoelectric switch for alternating current and direct current
JPS5698661A (en) Inductance measurememt device
JPS56122523A (en) Pulse width modulating circuit
JPS5799035A (en) Two-wire type electronic switch
JPS56168238A (en) Fault detecting circuit of solid state ac output circuit
JPS5535556A (en) Two-wire system alternating current switching contactless switch
JPS57174930A (en) Electronic device

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8201150-3

Effective date: 19890425

Format of ref document f/p: F