NZ196612A - Circuit interrupter:setting and display of trip parameters - Google Patents
Circuit interrupter:setting and display of trip parametersInfo
- Publication number
- NZ196612A NZ196612A NZ196612A NZ19661281A NZ196612A NZ 196612 A NZ196612 A NZ 196612A NZ 196612 A NZ196612 A NZ 196612A NZ 19661281 A NZ19661281 A NZ 19661281A NZ 196612 A NZ196612 A NZ 196612A
- Authority
- NZ
- New Zealand
- Prior art keywords
- value
- trip
- display
- current
- circuit
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 12
- 238000012360 testing method Methods 0.000 description 74
- 230000006870 function Effects 0.000 description 64
- 239000003990 capacitor Substances 0.000 description 24
- 238000010586 diagram Methods 0.000 description 19
- 239000004020 conductor Substances 0.000 description 15
- 238000009826 distribution Methods 0.000 description 11
- 230000007246 mechanism Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 238000004146 energy storage Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 238000012935 Averaging Methods 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 240000000662 Anethum graveolens Species 0.000 description 1
- 206010065929 Cardiovascular insufficiency Diseases 0.000 description 1
- 241000981697 Rattus andamanensis Species 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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
- H02H3/006—Calibration or setting of parameters
-
- 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
- H01H2071/006—Provisions for user interfaces for electrical protection devices
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Control Of Exposure In Printing And Copying (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/140,558 US4331997A (en) | 1980-04-15 | 1980-04-15 | Circuit interrupter with digital trip unit and potentiometers for parameter entry |
US06/140,553 US4351012A (en) | 1980-04-15 | 1980-04-15 | Circuit interrupter with digital trip unit and means to enter trip settings |
Publications (1)
Publication Number | Publication Date |
---|---|
NZ196612A true NZ196612A (en) | 1985-03-20 |
Family
ID=26838284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NZ196612A NZ196612A (en) | 1980-04-15 | 1981-03-24 | Circuit interrupter:setting and display of trip parameters |
Country Status (10)
Country | Link |
---|---|
AU (1) | AU548557B2 (es) |
BR (1) | BR8102308A (es) |
CH (1) | CH659732A5 (es) |
DE (1) | DE3114548A1 (es) |
FR (1) | FR2480519B1 (es) |
GB (1) | GB2073972B (es) |
IE (1) | IE51320B1 (es) |
IT (1) | IT1169239B (es) |
MX (1) | MX149096A (es) |
NZ (1) | NZ196612A (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2578113B1 (fr) * | 1985-02-25 | 1988-04-15 | Merlin Gerin | Declencheur statique numerique a fonctions optionnelles pour un disjoncteur electrique |
US4751606A (en) * | 1987-02-20 | 1988-06-14 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a battery backup and reset circuit |
US4752853A (en) * | 1987-02-20 | 1988-06-21 | Westinghouse Electric Corp. | Circuit interrupter apparatus with an integral trip curve display |
US4809125A (en) * | 1987-02-20 | 1989-02-28 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a style saving rating plug |
US4827369A (en) * | 1987-02-20 | 1989-05-02 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a selectable display means |
US4794484A (en) * | 1987-02-20 | 1988-12-27 | Westinghouse Electric Corp. | Circuit interrupter apparatus with a style saving override circuit |
US4870531A (en) * | 1988-08-15 | 1989-09-26 | General Electric Company | Circuit breaker with removable display and keypad |
DE3910718A1 (de) * | 1989-04-03 | 1990-10-04 | Siemens Ag | Ueberwachungsgeraet mit schaltvorrichtung |
DE102005046925A1 (de) * | 2005-09-30 | 2007-04-19 | Siemens Ag | Schaltgerät zum Schalten mindestens eines Stromes |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2020124B (en) * | 1978-04-27 | 1982-08-25 | Tokyo Shibaura Electric Co | Overcurrent protection |
JPS55127821A (en) * | 1979-03-27 | 1980-10-03 | Tokyo Shibaura Electric Co | Digital protection relay unit |
-
1981
- 1981-03-24 NZ NZ196612A patent/NZ196612A/en unknown
- 1981-03-25 AU AU68731/81A patent/AU548557B2/en not_active Ceased
- 1981-03-31 IE IE729/81A patent/IE51320B1/en not_active IP Right Cessation
- 1981-04-09 GB GB8111107A patent/GB2073972B/en not_active Expired
- 1981-04-10 DE DE19813114548 patent/DE3114548A1/de active Granted
- 1981-04-14 BR BR8102308A patent/BR8102308A/pt not_active IP Right Cessation
- 1981-04-14 MX MX186852A patent/MX149096A/es unknown
- 1981-04-14 IT IT21164/81A patent/IT1169239B/it active
- 1981-04-14 CH CH2503/81A patent/CH659732A5/de not_active IP Right Cessation
- 1981-04-15 FR FR8107616A patent/FR2480519B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU6873181A (en) | 1981-10-22 |
FR2480519B1 (fr) | 1988-07-15 |
GB2073972A (en) | 1981-10-21 |
DE3114548A1 (de) | 1982-02-18 |
IE51320B1 (en) | 1986-12-10 |
MX149096A (es) | 1983-08-24 |
GB2073972B (en) | 1983-09-28 |
IE810729L (en) | 1981-10-15 |
DE3114548C2 (es) | 1992-10-22 |
FR2480519A1 (fr) | 1981-10-16 |
IT8121164A0 (it) | 1981-04-14 |
BR8102308A (pt) | 1981-12-08 |
IT1169239B (it) | 1987-05-27 |
AU548557B2 (en) | 1985-12-19 |
CH659732A5 (de) | 1987-02-13 |
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