FR903354A - Switch for polyphase industrial currents - Google Patents

Switch for polyphase industrial currents

Info

Publication number
FR903354A
FR903354A FR903354DA FR903354A FR 903354 A FR903354 A FR 903354A FR 903354D A FR903354D A FR 903354DA FR 903354 A FR903354 A FR 903354A
Authority
FR
France
Prior art keywords
polyphase
switch
currents
industrial
industrial currents
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR903354A publication Critical patent/FR903354A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/56—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the ac cycle
    • H01H9/563—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere for ensuring operation of the switch at a predetermined point in the ac cycle for multipolar switches, e.g. different timing for different phases, selecting phase with first zero-crossing

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR903354D 1943-04-15 1944-04-13 Switch for polyphase industrial currents Expired FR903354A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL903354X 1943-04-15

Publications (1)

Publication Number Publication Date
FR903354A true FR903354A (en) 1945-10-01

Family

ID=19858478

Family Applications (1)

Application Number Title Priority Date Filing Date
FR903354D Expired FR903354A (en) 1943-04-15 1944-04-13 Switch for polyphase industrial currents

Country Status (2)

Country Link
BE (1) BE455284A (en)
FR (1) FR903354A (en)

Also Published As

Publication number Publication date
BE455284A (en)

Similar Documents

Publication Publication Date Title
FR988420A (en) Circuit breakers
FR903354A (en) Switch for polyphase industrial currents
FR944675A (en) Base for electric lamps
FR915058A (en) Circuit for plotter-controlled machine tool
FR919772A (en) Winding machine
FR896579A (en) Small circuit breaker
FR900836A (en) Bag for mineral matter
FR52973E (en) Switching reactance for contact converters
FR897611A (en) Contactor for electrical devices
FR902182A (en) Signalizer or trigger for electric capacitors for strong currents
FR900554A (en) Contact for electrotechnical uses
FR53245E (en) Switching reactance for contact converters
FR913480A (en) Polyphase switch with contacts
FR940583A (en) Circuit breaker
FR910819A (en) Colorants for tanks
FR904940A (en) Oscillating coil for mechanical-acoustic transformers
CH243458A (en) Switch for direct current.
FR904662A (en) Polyphase contact converter
FR903988A (en) Circulation mechanism for lifting devices
FR993847A (en) Contacts for pneumatic circuit breakers
FR905376A (en) Charger for packaging machines
FR929140A (en) Three-phase welding transformer
FR902706A (en) Disconnector locking device for multi-pole switches
FR898762A (en) Electrical switch, especially for thermostats
FR905876A (en) Welding stripper