FR1087001A - Differential thermal relay - Google Patents

Differential thermal relay

Info

Publication number
FR1087001A
FR1087001A FR1087001DA FR1087001A FR 1087001 A FR1087001 A FR 1087001A FR 1087001D A FR1087001D A FR 1087001DA FR 1087001 A FR1087001 A FR 1087001A
Authority
FR
France
Prior art keywords
differential thermal
thermal relay
relay
differential
thermal
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
Other languages
French (fr)
Inventor
Robert Petit
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 filed Critical
Application granted granted Critical
Publication of FR1087001A publication Critical patent/FR1087001A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H02H3/34—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 of a three-phase system
FR1087001D 1953-09-04 1953-09-04 Differential thermal relay Expired FR1087001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1087001T 1953-09-04

Publications (1)

Publication Number Publication Date
FR1087001A true FR1087001A (en) 1955-02-18

Family

ID=9613057

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1087001D Expired FR1087001A (en) 1953-09-04 1953-09-04 Differential thermal relay

Country Status (1)

Country Link
FR (1) FR1087001A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2889749A (en) * 1956-07-02 1959-06-09 Olin Mathieson Sprocket type feeding for a gas piston gun

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2889749A (en) * 1956-07-02 1959-06-09 Olin Mathieson Sprocket type feeding for a gas piston gun

Similar Documents

Publication Publication Date Title
CH323181A (en) Electromagnetic relay
FR1077653A (en) Electromagnetic relay
FR1105877A (en) Polarized relay
FR1087001A (en) Differential thermal relay
FR1084521A (en) Delayed relay
FR1091067A (en) Electromagnetic relay
CH327482A (en) Relay
FR1040243A (en) Thermal relay
FR1035096A (en) Thermal relays
FR66902E (en) Multi-contact relay
FR66936E (en) Multi-contact relay
FR1060637A (en) Differential mechanism
FR64440E (en) Pyrometric relay
FR1081896A (en) Pyrometric relay
FR1067945A (en) Volt-amperometric differential relay
CH315202A (en) Relay
CH307115A (en) Thermal time relay.
FR1080990A (en) Relay heater
FR1093539A (en) Amplifier relay
FR1060756A (en) Compensated relay
CH330017A (en) Electromagnetic relay
FR1109018A (en) Thermostatic relay
CH300395A (en) AC relay.
FR1077937A (en) Electromagnetic relay
FR1054324A (en) Electromagnetic relay