FR740532A - Current overload switch with thermal tripping device and variable resistor connected in parallel - Google Patents

Current overload switch with thermal tripping device and variable resistor connected in parallel

Info

Publication number
FR740532A
FR740532A FR740532DA FR740532A FR 740532 A FR740532 A FR 740532A FR 740532D A FR740532D A FR 740532DA FR 740532 A FR740532 A FR 740532A
Authority
FR
France
Prior art keywords
parallel
variable resistor
resistor connected
tripping device
current overload
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
Wilhelm Leyhausen
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 FR740532A publication Critical patent/FR740532A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H71/7427—Adjusting only the electrothermal mechanism
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/74—Means for adjusting the conditions under which the device will function to provide protection
    • H01H2071/749—Means for adjusting the conditions under which the device will function to provide protection with a shunt element connected in parallel to magnetic or thermal trip elements, e.g. for adjusting trip current
FR740532D 1932-07-24 1932-07-27 Current overload switch with thermal tripping device and variable resistor connected in parallel Expired FR740532A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEL81673D DE575694C (en) 1932-07-24 1932-07-24 Overcurrent switch with a thermal tripping device and with a controllable resistance coil connected in parallel to this
FR740532T 1932-07-27
GB21484/32A GB384946A (en) 1932-07-24 1932-07-29 Overload circuit breaker with thermal release device and variable resistance connected in parallel

Publications (1)

Publication Number Publication Date
FR740532A true FR740532A (en) 1933-01-27

Family

ID=10163709

Family Applications (1)

Application Number Title Priority Date Filing Date
FR740532D Expired FR740532A (en) 1932-07-24 1932-07-27 Current overload switch with thermal tripping device and variable resistor connected in parallel

Country Status (3)

Country Link
DE (1) DE575694C (en)
FR (1) FR740532A (en)
GB (1) GB384946A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2847536A (en) * 1956-04-17 1958-08-12 Robertshaw Fulton Controls Co Anticipatory heater circuit for thermostat controls
FR2600457A1 (en) * 1986-06-20 1987-12-24 Gen Electric CALIBRATION SHEET FOR CIRCUIT BREAKERS IN MOLDED HOUSING

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2847536A (en) * 1956-04-17 1958-08-12 Robertshaw Fulton Controls Co Anticipatory heater circuit for thermostat controls
FR2600457A1 (en) * 1986-06-20 1987-12-24 Gen Electric CALIBRATION SHEET FOR CIRCUIT BREAKERS IN MOLDED HOUSING

Also Published As

Publication number Publication date
DE575694C (en) 1933-05-02
GB384946A (en) 1932-12-15

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