FR401397A - Relais de tension à étincelles - Google Patents

Relais de tension à étincelles

Info

Publication number
FR401397A
FR401397A FR401397DA FR401397A FR 401397 A FR401397 A FR 401397A FR 401397D A FR401397D A FR 401397DA FR 401397 A FR401397 A FR 401397A
Authority
FR
France
Prior art keywords
voltage relay
spark voltage
spark
relay
voltage
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
English (en)
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.)
SOC IND DES TELEPHONES CONSTR
Original Assignee
SOC IND DES TELEPHONES CONSTR
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 SOC IND DES TELEPHONES CONSTR filed Critical SOC IND DES TELEPHONES CONSTR
Application granted granted Critical
Publication of FR401397A publication Critical patent/FR401397A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01H83/10—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess voltage, e.g. for lightning protection
FR401397D 1909-03-29 1909-03-29 Relais de tension à étincelles Expired FR401397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR401397T 1909-03-29

Publications (1)

Publication Number Publication Date
FR401397A true FR401397A (fr) 1909-08-27

Family

ID=1446201

Family Applications (1)

Application Number Title Priority Date Filing Date
FR401397D Expired FR401397A (fr) 1909-03-29 1909-03-29 Relais de tension à étincelles

Country Status (1)

Country Link
FR (1) FR401397A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2743961A1 (fr) * 2012-12-17 2014-06-18 Keithley Instruments, Inc. Module de protection à haute tension

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2743961A1 (fr) * 2012-12-17 2014-06-18 Keithley Instruments, Inc. Module de protection à haute tension

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