IT1043503B - Apparecchio electrico a isolamento megliorato - Google Patents

Apparecchio electrico a isolamento megliorato

Info

Publication number
IT1043503B
IT1043503B IT28464/75A IT2846475A IT1043503B IT 1043503 B IT1043503 B IT 1043503B IT 28464/75 A IT28464/75 A IT 28464/75A IT 2846475 A IT2846475 A IT 2846475A IT 1043503 B IT1043503 B IT 1043503B
Authority
IT
Italy
Prior art keywords
electrical appliance
improved insulation
insulation electrical
improved
appliance
Prior art date
Application number
IT28464/75A
Other languages
English (en)
Italian (it)
Original Assignee
Thomson Brandt
Europ Composants Electron
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
Priority claimed from FR7435731A external-priority patent/FR2295601A1/fr
Priority claimed from FR7438286A external-priority patent/FR2292360A2/fr
Application filed by Thomson Brandt, Europ Composants Electron filed Critical Thomson Brandt
Application granted granted Critical
Publication of IT1043503B publication Critical patent/IT1043503B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
  • Rectifiers (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Control Of Direct Current Motors (AREA)
  • Control Of Eletrric Generators (AREA)
  • Organic Insulating Materials (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
IT28464/75A 1974-10-24 1975-10-21 Apparecchio electrico a isolamento megliorato IT1043503B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7435731A FR2295601A1 (fr) 1974-10-24 1974-10-24 Appareil electrique a isolement ameliore
FR7438286A FR2292360A2 (fr) 1974-11-21 1974-11-21 Appareil electrique a isolement ameliore

Publications (1)

Publication Number Publication Date
IT1043503B true IT1043503B (it) 1980-02-29

Family

ID=26218570

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28464/75A IT1043503B (it) 1974-10-24 1975-10-21 Apparecchio electrico a isolamento megliorato

Country Status (13)

Country Link
CH (1) CH604399A5 (enrdf_load_stackoverflow)
DE (1) DE2547770A1 (enrdf_load_stackoverflow)
DK (1) DK477275A (enrdf_load_stackoverflow)
ES (1) ES441955A1 (enrdf_load_stackoverflow)
FI (1) FI60328C (enrdf_load_stackoverflow)
GB (1) GB1520478A (enrdf_load_stackoverflow)
IE (1) IE41815B1 (enrdf_load_stackoverflow)
IT (1) IT1043503B (enrdf_load_stackoverflow)
LU (1) LU73636A1 (enrdf_load_stackoverflow)
NL (1) NL7512272A (enrdf_load_stackoverflow)
NO (1) NO142326C (enrdf_load_stackoverflow)
SE (1) SE412146B (enrdf_load_stackoverflow)
YU (1) YU39169B (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL7512272A (nl) 1976-04-27
FI60328C (fi) 1981-12-10
DE2547770A1 (de) 1976-04-29
NO753565L (enrdf_load_stackoverflow) 1976-04-27
YU268575A (en) 1982-02-28
DK477275A (da) 1976-04-25
FI60328B (fi) 1981-08-31
GB1520478A (en) 1978-08-09
SE412146B (sv) 1980-02-18
NO142326B (no) 1980-04-21
ES441955A1 (es) 1977-04-01
SE7511889L (sv) 1976-04-26
CH604399A5 (enrdf_load_stackoverflow) 1978-09-15
NO142326C (no) 1980-07-30
IE41815L (en) 1976-04-24
LU73636A1 (enrdf_load_stackoverflow) 1976-06-11
FI752950A7 (enrdf_load_stackoverflow) 1976-04-25
YU39169B (en) 1984-08-31
IE41815B1 (en) 1980-03-26

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