BE457455A - - Google Patents

Info

Publication number
BE457455A
BE457455A BE457455DA BE457455A BE 457455 A BE457455 A BE 457455A BE 457455D A BE457455D A BE 457455DA BE 457455 A BE457455 A BE 457455A
Authority
BE
Belgium
Prior art keywords
winding
current
transformer
relay
contact
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE457455A publication Critical patent/BE457455A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M19/00Current supply arrangements for telephone systems
    • H04M19/02Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
BE457455D BE457455A (enExample)

Publications (1)

Publication Number Publication Date
BE457455A true BE457455A (enExample)

Family

ID=110922

Family Applications (1)

Application Number Title Priority Date Filing Date
BE457455D BE457455A (enExample)

Country Status (1)

Country Link
BE (1) BE457455A (enExample)

Similar Documents

Publication Publication Date Title
US6178617B1 (en) Method of assembling a modular current transformer
BE514142A (enExample)
WO2025167724A1 (zh) 继电器
US1842595A (en) Electromagnetic device
JP2009509330A (ja) フォイル巻線パルストランス
US6774751B2 (en) Connecting bars for electrical devices and apparatus for different nominal currents having a cavity
CN210039899U (zh) 调压装置及变压器
JP2827810B2 (ja) 高周波トランス装置
SU1330670A1 (ru) Параметрический трансформатор
US1968853A (en) Multiphase motor
JPH0338755Y2 (enExample)
KR100516223B1 (ko) 차단기의 원추 형상 코아를 가진 코일 장치
EP0292268B1 (en) Impedance arrangement for limiting transients
US2264696A (en) Switch control circuit
JP2008043017A (ja) 電動機のコンドルファ始動装置
US1181623A (en) Electrical condenser and manner of mounting the same.
WO2005073994A1 (ja) 遮断器
CN212542162U (zh) 具有粗细调压结构的电力变压器
KR102621363B1 (ko) 초전도 한류기용 코일 권선 장치
EP4411773A1 (en) Ring-shaped coil spring of switchgear and switchgear using same
JPH0564020B2 (enExample)
US1710761A (en) Alternating-current electromagnet
KR950012557A (ko) 편향 요우크
JPH0510540Y2 (enExample)
JP3289268B2 (ja) 中性点接地リアクトル