WESTINGHOUSE KX-642 Supervisory Control Protector Tube
Suppresseur de surtension
Überspannungs-Ableiter

Also known as WL-642.

Used as an overvoltage protector in electronic equipment, to shunt EMP and lightning discharge events to ground in control loop or wire-pair applications, such as telecom, power distribution, radio, airborne instruments.

Breakdown Voltage 300-500 Volts.

This tube originally contained Radium-226 and was later manufactured containing Krypton-85 instead.

See also • Voir aussi • Siehe auch : Cardion E356

Fiche technique • Data sheet • Datenblatt: KX-642.pdf

 

Hauteur • Height • Höhe : 11,9 cm • 4" 11/16
Diamètre • Diameter • Durchmesser : 54 mm • 2" 1/8

 

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