FR1244330A - Overload protection device for electrical installations very sensitive to overloads - Google Patents

Overload protection device for electrical installations very sensitive to overloads

Info

Publication number
FR1244330A
FR1244330A FR804037A FR804037A FR1244330A FR 1244330 A FR1244330 A FR 1244330A FR 804037 A FR804037 A FR 804037A FR 804037 A FR804037 A FR 804037A FR 1244330 A FR1244330 A FR 1244330A
Authority
FR
France
Prior art keywords
overloads
sensitive
protection device
overload protection
electrical installations
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR804037A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens Schuckertwerke AG
Siemens AG
Original Assignee
Siemens Schuckertwerke AG
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 Schuckertwerke AG, Siemens AG filed Critical Siemens Schuckertwerke AG
Application granted granted Critical
Publication of FR1244330A publication Critical patent/FR1244330A/en
Expired legal-status Critical Current

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
    • H02H7/10—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 converters; for rectifiers
    • H02H7/12—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 converters; for rectifiers for static converters or rectifiers
    • H02H7/125—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 converters; for rectifiers for static converters or rectifiers for rectifiers
    • H02H7/1257—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 converters; for rectifiers for static converters or rectifiers for rectifiers responsive to short circuit or wrong polarity in output circuit
    • 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
    • H02H3/02—Details
    • H02H3/027—Details with automatic disconnection after a predetermined time
    • 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
    • H02H3/08—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 excess current
    • H02H3/093—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 excess current with timing means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
    • H04M1/745—Protection devices or circuits for voltages surges on the line

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR804037A 1958-09-30 1959-09-01 Overload protection device for electrical installations very sensitive to overloads Expired FR1244330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES60098A DE1065068B (en) 1958-09-30 1958-09-30 Overload protection for electrical systems with high overload sensitivity

Publications (1)

Publication Number Publication Date
FR1244330A true FR1244330A (en) 1960-10-28

Family

ID=7493852

Family Applications (1)

Application Number Title Priority Date Filing Date
FR804037A Expired FR1244330A (en) 1958-09-30 1959-09-01 Overload protection device for electrical installations very sensitive to overloads

Country Status (4)

Country Link
CH (1) CH375427A (en)
DE (1) DE1065068B (en)
FR (1) FR1244330A (en)
GB (1) GB909006A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1279820B (en) * 1965-08-19 1968-10-10 Licentia Gmbh Electronic activation, especially for overcurrent time relays

Also Published As

Publication number Publication date
DE1065068B (en) 1959-09-10
GB909006A (en) 1962-10-24
CH375427A (en) 1964-02-29

Similar Documents

Publication Publication Date Title
FR1305948A (en) Device for surge protection
FR1339178A (en) Overload protection device for AC circuit
FR1178667A (en) Overload protection device for mechanical presses
FR1236283A (en) Device for reclosing electrical circuits
FR1258663A (en) Protection device for transistor
FR1194864A (en) Contact device for circuit breakers
FR1182487A (en) Device for protecting an electrical installation against overvoltages
FR1244330A (en) Overload protection device for electrical installations very sensitive to overloads
FR1339176A (en) Overload protection device for AC circuit
FR1182834A (en) Protective device for scooter
FR1281488A (en) Protection device for electrical circuits
FR1183823A (en) Safety device for enclosed circuit breaker
FR1414701A (en) Overload protection device
FR1218494A (en) Motor starting device and overload protection
FR1145330A (en) Electrical overload protection device
FR1168375A (en) Overload safety device applicable to jib cranes
FR1203197A (en) Ear device for noise protection
FR1194459A (en) Protection device for three-phase installations
FR1298066A (en) Thermal protection device for polyphase electrical devices
FR1259121A (en) Protection device for electrical devices
CH380199A (en) Surge protection device
FR1262469A (en) Overload protection device for three-phase motors
FR1072901A (en) Advanced overload protection device for multiphase electrical devices
FR1225258A (en) Device for breaking overload and short-circuit currents in rectifier installations
FR1386751A (en) Thermal overload protection device, for parts of electrical installations