SE402170B - Kopplingsanordning for overvakning av tva vilostromslingor med avseende pa stromavbrott - Google Patents
Kopplingsanordning for overvakning av tva vilostromslingor med avseende pa stromavbrottInfo
- Publication number
- SE402170B SE402170B SE7512113A SE7512113A SE402170B SE 402170 B SE402170 B SE 402170B SE 7512113 A SE7512113 A SE 7512113A SE 7512113 A SE7512113 A SE 7512113A SE 402170 B SE402170 B SE 402170B
- Authority
- SE
- Sweden
- Prior art keywords
- vilo
- regard
- monitoring
- coupling device
- power interruption
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Current Or Voltage (AREA)
- Alarm Systems (AREA)
- Fire Alarms (AREA)
- Electronic Switches (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2451907A DE2451907C2 (de) | 1974-10-31 | 1974-10-31 | Schaltungsanordnung zur Überwachung von zwei Ruhestromschleifen auf Unterbrechung und Kurzschluß |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7512113L SE7512113L (sv) | 1976-05-03 |
SE402170B true SE402170B (sv) | 1978-06-19 |
Family
ID=5929783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7512113A SE402170B (sv) | 1974-10-31 | 1975-10-29 | Kopplingsanordning for overvakning av tva vilostromslingor med avseende pa stromavbrott |
Country Status (11)
Country | Link |
---|---|
US (1) | US4037220A (da) |
AT (1) | AT350943B (da) |
CA (1) | CA1029094A (da) |
DE (1) | DE2451907C2 (da) |
DK (1) | DK142559C (da) |
ES (1) | ES441936A1 (da) |
FR (1) | FR2289982A1 (da) |
GB (1) | GB1470727A (da) |
IT (1) | IT1044021B (da) |
NL (1) | NL165866C (da) |
SE (1) | SE402170B (da) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7614000A (nl) * | 1976-12-17 | 1978-06-20 | Philips Nv | Signaleringssysteem voor overspanningsbescher- mers. |
US4204154A (en) * | 1978-03-09 | 1980-05-20 | Nasa | Portable device for use in starting air-start units for aircraft and having cable lead testing capability |
DE2829135C2 (de) * | 1978-07-03 | 1982-09-02 | Siemens AG, 1000 Berlin und 8000 München | Überwachungseinrichtung für den Lampenausfall bei einer Flugplatzbefeuerung |
EP0015656B1 (en) * | 1979-02-09 | 1983-12-14 | Philip Charles Sefton | Improvements relating to security equipment |
DE3218375C2 (de) * | 1982-05-15 | 1985-12-12 | Karl Lautenschläger KG, Möbelbeschlagfabrik, 6107 Reinheim | Eingelenk-Möbelscharnier |
DE4325732C2 (de) * | 1993-07-30 | 2003-04-24 | Bosch Gmbh Robert | Verfahren zur potentialfreien Überwachung von Ringleitungen |
US6459370B1 (en) | 1998-11-03 | 2002-10-01 | Adt Services Ag | Method and apparatus for determining proper installation of alarm devices |
JP3918614B2 (ja) * | 2002-04-09 | 2007-05-23 | 富士電機デバイステクノロジー株式会社 | 断線故障検知回路 |
EP1777671A1 (en) * | 2005-10-19 | 2007-04-25 | Honeywell International, Inc. | Monitoring of alarm system wiring |
US8477042B2 (en) * | 2008-02-08 | 2013-07-02 | Siemens Industry, Inc. | Apparatus for signaling different notification appliance circuit configurations |
US8446285B2 (en) * | 2008-02-08 | 2013-05-21 | Siemens Industry, Inc. | Methods and apparatus for controlling and testing a notification appliance circuit |
EP3913594A1 (en) * | 2020-05-21 | 2021-11-24 | Carrier Corporation | Short circuit locating |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE644989C (de) * | 1932-10-09 | 1937-05-19 | Raumschutz Akt Ges Deutsche | Sicherungsanlage gegen Einbruch |
DE906311C (de) * | 1951-10-26 | 1954-03-11 | Siemens Ag | Elektrische Alarmanlage |
US2871466A (en) * | 1955-12-30 | 1959-01-27 | American District Telegraph Co | Automatic fire alarm system |
US3032708A (en) * | 1957-04-04 | 1962-05-01 | Hickok Electrical Instr Compan | Short indicator |
US2913709A (en) * | 1957-05-10 | 1959-11-17 | Walter J Thorsen | Fire alarm apparatus |
US3071713A (en) * | 1959-01-20 | 1963-01-01 | Grinnell Corp | Automatic rate of rise-responsive fire protection circuit |
DE1159089B (de) * | 1962-03-31 | 1963-12-12 | Bryant Electric Co | Schutzeinrichtung fuer elektrische Verbraucher, insbesondere Elektromotoren |
US3354389A (en) * | 1963-10-24 | 1967-11-21 | Western Electric Co | Automatic high speed test apparatus for testing continuity and shorts simultaneouslyon a plurality of circuit paths |
US3351934A (en) * | 1965-05-19 | 1967-11-07 | Honeywell Inc | Supervised alarm system |
DE1791053A1 (de) * | 1968-09-04 | 1971-10-28 | Werner Karl Heinz Dipl Ing | Schaltanordnung eines Zentralgeraetes fuer insbesondere elektrische Raumschutzanlagen |
JPS4941907B1 (da) * | 1969-05-13 | 1974-11-12 | ||
DE2056733A1 (de) * | 1970-11-18 | 1972-05-25 | Ewasig Elektronische Warnsigna | Meldeanlage zum Sichern von Objekten, beispielsweise gegen Einbruch und/oder Diebstahl |
US3725660A (en) * | 1971-05-13 | 1973-04-03 | Pyrotector Inc | Fire detector with red and blue responsive photocells and regenerative feedback |
DE2132161A1 (de) * | 1971-06-29 | 1973-01-11 | Klatt Heinz Eckhardt | Ruhestromueberwachte alarmschleifenschaltung fuer den einsatz von mehreren einzeln gegen ueberbrueckung gesicherten kontakten in verbindung mit einem modifizierten schmitt-trigger |
DE2254302C3 (de) * | 1972-11-06 | 1978-04-06 | August 8031 Stockdorf Woerl | Ruhestromalarmanlage |
US3920973A (en) * | 1973-01-09 | 1975-11-18 | Westinghouse Electric Corp | Method and system for testing signal transmission paths |
-
1974
- 1974-10-31 DE DE2451907A patent/DE2451907C2/de not_active Expired
-
1975
- 1975-07-23 AT AT570875A patent/AT350943B/de not_active IP Right Cessation
- 1975-08-07 IT IT26207/75A patent/IT1044021B/it active
- 1975-09-03 DK DK395975A patent/DK142559C/da active
- 1975-09-29 GB GB3975775A patent/GB1470727A/en not_active Expired
- 1975-10-07 US US05/620,276 patent/US4037220A/en not_active Expired - Lifetime
- 1975-10-07 CA CA237,153A patent/CA1029094A/en not_active Expired
- 1975-10-21 ES ES441936A patent/ES441936A1/es not_active Expired
- 1975-10-29 SE SE7512113A patent/SE402170B/xx unknown
- 1975-10-30 FR FR7533182A patent/FR2289982A1/fr active Granted
- 1975-10-31 NL NL7512832.A patent/NL165866C/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NL165866C (nl) | 1981-05-15 |
AT350943B (de) | 1979-06-25 |
IT1044021B (it) | 1980-02-29 |
FR2289982A1 (fr) | 1976-05-28 |
DK142559B (da) | 1980-11-17 |
DE2451907B1 (de) | 1975-11-13 |
CA1029094A (en) | 1978-04-04 |
DK142559C (da) | 1981-07-20 |
GB1470727A (en) | 1977-04-21 |
DE2451907C2 (de) | 1981-11-12 |
US4037220A (en) | 1977-07-19 |
NL7512832A (nl) | 1976-05-04 |
SE7512113L (sv) | 1976-05-03 |
ES441936A1 (es) | 1977-04-01 |
ATA570875A (de) | 1978-11-15 |
NL165866B (nl) | 1980-12-15 |
DK395975A (da) | 1976-05-01 |
FR2289982B1 (da) | 1978-04-07 |
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