Product details
NOS Soviet Rectifier tube kenotron 5C3S (5U4G, 5U3C).
GRAY ANODE!
One tube in one lot.
The date of manufacture of the tubes is different.
Tubes were tested on L3-3 tester and are 100% working.
Technical characteristics and electrical parameters of the 5C3S lamp:
Double-anode kenotron 5C3S with a directly heated oxide cathode.
Designed for rectifying alternating current of industrial frequency 50 Hz.
Durability not less than 500 hours.
Weight not more than 72 g.
Filament voltage 5 ± 0.5 V
Filament current 3 ± 0.3 A
Nominal anode voltage (constant) 75 V
Nominal anode current (for each diode) 225 mA
Anode current limit (peak value) 750 mA
Reverse anode voltage limit (peak value) 1700 V
Rectified current nominal (average value) 230 mA
Rectified current limit (average value) 250 mA
Glass design with octal base
