IT991295B - Sensoae di corrente a soglia - Google Patents
Sensoae di corrente a sogliaInfo
- Publication number
- IT991295B IT991295B IT2680173A IT2680173A IT991295B IT 991295 B IT991295 B IT 991295B IT 2680173 A IT2680173 A IT 2680173A IT 2680173 A IT2680173 A IT 2680173A IT 991295 B IT991295 B IT 991295B
- Authority
- IT
- Italy
- Prior art keywords
- sensoae
- threshold
- current
- current sensoae
- Prior art date
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
- H02H3/08—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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/16571—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 comparing AC or DC current with one threshold, e.g. load current, over-current, surge current or fault current
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
- Coils Of Transformers For General Uses (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2680173A IT991295B (it) | 1973-07-19 | 1973-07-19 | Sensoae di corrente a soglia |
DE2433106A DE2433106A1 (de) | 1973-07-19 | 1974-07-10 | Ueberwachungsanordnung |
ES428214A ES428214A1 (es) | 1973-07-19 | 1974-07-12 | Detector de corriente umbral. |
AR25471674A AR200066A1 (es) | 1973-07-19 | 1974-07-16 | Detector de corriente umbral |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2680173A IT991295B (it) | 1973-07-19 | 1973-07-19 | Sensoae di corrente a soglia |
Publications (1)
Publication Number | Publication Date |
---|---|
IT991295B true IT991295B (it) | 1975-07-30 |
Family
ID=11220266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2680173A IT991295B (it) | 1973-07-19 | 1973-07-19 | Sensoae di corrente a soglia |
Country Status (4)
Country | Link |
---|---|
AR (1) | AR200066A1 (it) |
DE (1) | DE2433106A1 (it) |
ES (1) | ES428214A1 (it) |
IT (1) | IT991295B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2440071A1 (fr) * | 1978-10-26 | 1980-05-23 | Mayer Ferdy | Relais sensible a haute stabilite de seuil |
FR2458886A2 (fr) * | 1978-10-26 | 1981-01-02 | Mayer Ferdy | Relais sensible a haute stabilite de seuil |
-
1973
- 1973-07-19 IT IT2680173A patent/IT991295B/it active
-
1974
- 1974-07-10 DE DE2433106A patent/DE2433106A1/de active Pending
- 1974-07-12 ES ES428214A patent/ES428214A1/es not_active Expired
- 1974-07-16 AR AR25471674A patent/AR200066A1/es active
Also Published As
Publication number | Publication date |
---|---|
ES428214A1 (es) | 1976-07-16 |
DE2433106A1 (de) | 1975-02-20 |
AR200066A1 (es) | 1974-10-15 |
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