SE417361B - Anordning for elektrisk overvakning av trycksekerhetsventiler - Google Patents

Anordning for elektrisk overvakning av trycksekerhetsventiler

Info

Publication number
SE417361B
SE417361B SE7806345A SE7806345A SE417361B SE 417361 B SE417361 B SE 417361B SE 7806345 A SE7806345 A SE 7806345A SE 7806345 A SE7806345 A SE 7806345A SE 417361 B SE417361 B SE 417361B
Authority
SE
Sweden
Prior art keywords
relays
relay
limit switches
switches
output circuit
Prior art date
Application number
SE7806345A
Other languages
English (en)
Swedish (sv)
Other versions
SE7806345L (sv
Inventor
K-U Erbse
Original Assignee
Spindler Deissler Starkstrom
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 Spindler Deissler Starkstrom filed Critical Spindler Deissler Starkstrom
Publication of SE7806345L publication Critical patent/SE7806345L/
Publication of SE417361B publication Critical patent/SE417361B/sv

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits
    • H01H47/004—Monitoring or fail-safe circuits using plural redundant serial connected relay operated contacts in controlled circuit
    • H01H47/005—Safety control circuits therefor, e.g. chain of relays mutually monitoring each other

Landscapes

  • Safety Devices In Control Systems (AREA)
  • Control Of Presses (AREA)
SE7806345A 1978-04-26 1978-05-31 Anordning for elektrisk overvakning av trycksekerhetsventiler SE417361B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782818173 DE2818173B1 (de) 1978-04-26 1978-04-26 Anordnung zur elektrischen UEberwachung von Pressensicherheitsventilen

Publications (2)

Publication Number Publication Date
SE7806345L SE7806345L (sv) 1979-10-27
SE417361B true SE417361B (sv) 1981-03-09

Family

ID=6037990

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7806345A SE417361B (sv) 1978-04-26 1978-05-31 Anordning for elektrisk overvakning av trycksekerhetsventiler

Country Status (4)

Country Link
CH (1) CH644303A5 (de)
DE (1) DE2818173B1 (de)
FR (1) FR2424580A1 (de)
SE (1) SE417361B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3619723A1 (de) * 1986-06-12 1987-12-17 Kloeckner Moeller Elektrizit Kontaktbehaftete zusatzsteuerung fuer sicherheitsstromkreise
DK0565745T3 (da) * 1992-04-13 1996-11-11 Schneider Electric Gmbh Overvågning af et signalskift, i særdeleshed i selvkontrollerende styresystemer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2447123A1 (de) * 1974-10-02 1976-04-08 Herion Werke Kg Schaltungsanordnung

Also Published As

Publication number Publication date
FR2424580B1 (de) 1984-07-06
CH644303A5 (en) 1984-07-31
FR2424580A1 (fr) 1979-11-23
SE7806345L (sv) 1979-10-27
DE2818173B1 (de) 1979-03-29

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