IT1400551B1 - Protezione automatica contro i pericoli derivanti dal funzionamento a vuoto (aperto) del circuito secondario di un trasformatore di corrente (t.a.) - automatic open circuit current transformer protection (c.t.) - - Google Patents

Protezione automatica contro i pericoli derivanti dal funzionamento a vuoto (aperto) del circuito secondario di un trasformatore di corrente (t.a.) - automatic open circuit current transformer protection (c.t.) -

Info

Publication number
IT1400551B1
IT1400551B1 ITVA2008A000047A ITVA20080047A IT1400551B1 IT 1400551 B1 IT1400551 B1 IT 1400551B1 IT VA2008A000047 A ITVA2008A000047 A IT VA2008A000047A IT VA20080047 A ITVA20080047 A IT VA20080047A IT 1400551 B1 IT1400551 B1 IT 1400551B1
Authority
IT
Italy
Prior art keywords
current transformer
automatic
open
protection
vacuum operation
Prior art date
Application number
ITVA2008A000047A
Other languages
English (en)
Inventor
Valerio Zenato
Original Assignee
Bytronic S R L
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 Bytronic S R L filed Critical Bytronic S R L
Priority to ITVA2008A000047A priority Critical patent/IT1400551B1/it
Publication of ITVA20080047A1 publication Critical patent/ITVA20080047A1/it
Application granted granted Critical
Publication of IT1400551B1 publication Critical patent/IT1400551B1/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase AC
    • H01F38/28—Current transformers
    • H01F38/32—Circuit arrangements
ITVA2008A000047A 2008-09-15 2008-09-15 Protezione automatica contro i pericoli derivanti dal funzionamento a vuoto (aperto) del circuito secondario di un trasformatore di corrente (t.a.) - automatic open circuit current transformer protection (c.t.) - IT1400551B1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITVA2008A000047A IT1400551B1 (it) 2008-09-15 2008-09-15 Protezione automatica contro i pericoli derivanti dal funzionamento a vuoto (aperto) del circuito secondario di un trasformatore di corrente (t.a.) - automatic open circuit current transformer protection (c.t.) -

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITVA2008A000047A IT1400551B1 (it) 2008-09-15 2008-09-15 Protezione automatica contro i pericoli derivanti dal funzionamento a vuoto (aperto) del circuito secondario di un trasformatore di corrente (t.a.) - automatic open circuit current transformer protection (c.t.) -

Publications (2)

Publication Number Publication Date
ITVA20080047A1 ITVA20080047A1 (it) 2010-03-16
IT1400551B1 true IT1400551B1 (it) 2013-06-11

Family

ID=40627079

Family Applications (1)

Application Number Title Priority Date Filing Date
ITVA2008A000047A IT1400551B1 (it) 2008-09-15 2008-09-15 Protezione automatica contro i pericoli derivanti dal funzionamento a vuoto (aperto) del circuito secondario di un trasformatore di corrente (t.a.) - automatic open circuit current transformer protection (c.t.) -

Country Status (1)

Country Link
IT (1) IT1400551B1 (it)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1814004A1 (de) * 1968-12-06 1970-06-11 Siemens Ag Schutzschalter fuer Stromwandler
US6226162B1 (en) * 1999-06-02 2001-05-01 Eaton Corporation Surge suppression network responsive to the rate of change of power disturbances
US20020159212A1 (en) * 2001-04-25 2002-10-31 Oughton George W. Voltage protection apparatus and methods using switched clamp circuits

Also Published As

Publication number Publication date
ITVA20080047A1 (it) 2010-03-16

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