CH571272A5 - - Google Patents

Info

Publication number
CH571272A5
CH571272A5 CH638274A CH638274A CH571272A5 CH 571272 A5 CH571272 A5 CH 571272A5 CH 638274 A CH638274 A CH 638274A CH 638274 A CH638274 A CH 638274A CH 571272 A5 CH571272 A5 CH 571272A5
Authority
CH
Switzerland
Application number
CH638274A
Original Assignee
Landis & Gyr Ag
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 Landis & Gyr Ag filed Critical Landis & Gyr Ag
Priority to CH638274A priority Critical patent/CH571272A5/xx
Priority to DE19742428011 priority patent/DE2428011C3/en
Priority to GB1879075A priority patent/GB1469498A/en
Publication of CH571272A5 publication Critical patent/CH571272A5/xx

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
    • H02H3/02—Details
    • H02H3/04—Details with warning or supervision in addition to disconnection, e.g. for indicating that protective apparatus has functioned
    • H02H3/044—Checking correct functioning of protective arrangements, e.g. by simulating a fault
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N5/00—Systems for controlling combustion
    • F23N5/20—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays
    • F23N5/203—Systems for controlling combustion with a time programme acting through electrical means, e.g. using time-delay relays using electronic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2227/00—Ignition or checking
    • F23N2227/18—Applying test signals, e.g. periodic

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Relay Circuits (AREA)
  • Regulation And Control Of Combustion (AREA)
CH638274A 1974-05-09 1974-05-09 CH571272A5 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH638274A CH571272A5 (en) 1974-05-09 1974-05-09
DE19742428011 DE2428011C3 (en) 1974-05-09 1974-06-11 Protective circuit arrangement for the automatic shutdown of a bistable safety relay with two excitation windings
GB1879075A GB1469498A (en) 1974-05-09 1975-05-05 Control circuits for burner equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH638274A CH571272A5 (en) 1974-05-09 1974-05-09

Publications (1)

Publication Number Publication Date
CH571272A5 true CH571272A5 (en) 1975-12-31

Family

ID=4308695

Family Applications (1)

Application Number Title Priority Date Filing Date
CH638274A CH571272A5 (en) 1974-05-09 1974-05-09

Country Status (2)

Country Link
CH (1) CH571272A5 (en)
GB (1) GB1469498A (en)

Also Published As

Publication number Publication date
GB1469498A (en) 1977-04-06
DE2428011A1 (en) 1975-11-13
DE2428011B2 (en) 1976-04-01

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Legal Events

Date Code Title Description
PL Patent ceased