IT1043503B - IMPROVED INSULATION ELECTRICAL APPLIANCE - Google Patents
IMPROVED INSULATION ELECTRICAL APPLIANCEInfo
- 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
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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7435731A FR2295601A1 (en) | 1974-10-24 | 1974-10-24 | Electrical equipment insulation and user protection - provides double insulation of D.C. circuits fed from a rectifying system |
FR7438286A FR2292360A2 (en) | 1974-11-21 | 1974-11-21 | Electrical equipment insulation and user protection - provides double insulation of D.C. circuits fed from a rectifying system |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1043503B true IT1043503B (en) | 1980-02-29 |
Family
ID=26218570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28464/75A IT1043503B (en) | 1974-10-24 | 1975-10-21 | IMPROVED INSULATION ELECTRICAL APPLIANCE |
Country Status (13)
Country | Link |
---|---|
CH (1) | CH604399A5 (en) |
DE (1) | DE2547770A1 (en) |
DK (1) | DK477275A (en) |
ES (1) | ES441955A1 (en) |
FI (1) | FI60328C (en) |
GB (1) | GB1520478A (en) |
IE (1) | IE41815B1 (en) |
IT (1) | IT1043503B (en) |
LU (1) | LU73636A1 (en) |
NL (1) | NL7512272A (en) |
NO (1) | NO142326C (en) |
SE (1) | SE412146B (en) |
YU (1) | YU39169B (en) |
-
1975
- 1975-10-20 NL NL7512272A patent/NL7512272A/en not_active Application Discontinuation
- 1975-10-21 IT IT28464/75A patent/IT1043503B/en active
- 1975-10-21 ES ES441955A patent/ES441955A1/en not_active Expired
- 1975-10-22 GB GB43452/75A patent/GB1520478A/en not_active Expired
- 1975-10-22 FI FI752950A patent/FI60328C/en not_active IP Right Cessation
- 1975-10-23 LU LU73636A patent/LU73636A1/xx unknown
- 1975-10-23 CH CH1375075A patent/CH604399A5/xx not_active IP Right Cessation
- 1975-10-23 DK DK477275A patent/DK477275A/en unknown
- 1975-10-23 IE IE2309/75A patent/IE41815B1/en unknown
- 1975-10-23 YU YU02685/75A patent/YU39169B/en unknown
- 1975-10-23 SE SE7511889A patent/SE412146B/en unknown
- 1975-10-23 NO NO753565A patent/NO142326C/en unknown
- 1975-10-24 DE DE19752547770 patent/DE2547770A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
ES441955A1 (en) | 1977-04-01 |
LU73636A1 (en) | 1976-06-11 |
FI60328B (en) | 1981-08-31 |
CH604399A5 (en) | 1978-09-15 |
SE7511889L (en) | 1976-04-26 |
NL7512272A (en) | 1976-04-27 |
IE41815L (en) | 1976-04-24 |
YU39169B (en) | 1984-08-31 |
SE412146B (en) | 1980-02-18 |
NO142326C (en) | 1980-07-30 |
FI752950A (en) | 1976-04-25 |
DK477275A (en) | 1976-04-25 |
FI60328C (en) | 1981-12-10 |
YU268575A (en) | 1982-02-28 |
NO753565L (en) | 1976-04-27 |
IE41815B1 (en) | 1980-03-26 |
NO142326B (en) | 1980-04-21 |
GB1520478A (en) | 1978-08-09 |
DE2547770A1 (en) | 1976-04-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2294609A1 (en) | ELECTRICAL CONNECTOR | |
IT1038069B (en) | PEREFECTED ELECTRICAL CONNECTORS | |
FR2274128A1 (en) | ELECTRICAL SWITCH | |
FR2290020A1 (en) | ELECTRICAL SWITCH | |
BR7410988D0 (en) | ELECTRIC SWITCHING APPLIANCE | |
NL7500455A (en) | ELECTRICAL INSULATION PREPARATION. | |
FR2289055A1 (en) | ELECTRICAL CONNECTOR | |
FR2296952A1 (en) | ELECTRICAL CONNECTOR | |
BE828118A (en) | ELECTRIC TOASTER | |
IT1051746B (en) | ELECTRICAL CABLE | |
IT1040125B (en) | GASCOMPRESS ELECTRIC SWITCH | |
SE7414144L (en) | ELECTRIC INSULATING MATERIAL | |
FR2285696A1 (en) | ELECTRIC CONTACT | |
FR2276761A1 (en) | WATERPROOF BOX ELECTRICAL APPLIANCE | |
BE833039A (en) | ELECTRIC CONTACT | |
NL7510744A (en) | IMPROVED ELECTRICAL INSULATION ELEMENT. | |
FR2273501A1 (en) | ELECTRIC TOASTER | |
AR205465A1 (en) | ELECTRICAL BREAKER | |
FR2275868A1 (en) | ELECTRICAL SWITCH | |
FR2292322A1 (en) | ELECTRICAL SWITCH | |
FR2276711A1 (en) | ELECTRICAL CONNECTOR | |
IT1030431B (en) | ELECTRICAL CONNECTION | |
FR2280986A1 (en) | ELECTRICAL CONNECTOR | |
IT1047237B (en) | ELECTRIC LATCH SWITCH | |
FR2288409A1 (en) | ELECTRIC MACHINE |