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Specialized - Thyratron ·Thyratron

7386

Xenon thyratron for substantial controlled-power switching. Its directly heated cathode supports grid-triggered gas-discharge current.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
2.5 V / -

Description

Rugged xenon thyratron for grid-controlled rectifier, welding-control, motor-control and adjustable-DC service.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
-
Nominal heater voltage
2.5 V
Nominal heater current
-
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Thyratron

X-ray radiationInterelectrode capacitances
Rectifier peak inverse voltage
1250 V
Rectifier nominal output current
6.4 A
Rectifier peak forward current
100 A
Rectifier forward voltage drop
14 V
Rectifier warm-up time
60 s

Xenon thyratron; applicable rectifier-like conduction ratings promoted from the published specification.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1955 Vacuum Tube Products

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Characteristic

  • Heater Current

    17 A to 23 A

  • Operating Temperature

    -55 to 75 C

  • Tube Voltage Drop

    14 V

    Anode current=6.4A

  • Peak Emission Voltage Drop

    45 V

    Anode current=100A

  • Critical Grid Voltage

    -7.5 to -3 V

    Anode=1000V

  • Critical Anode Voltage

    75 V

    Grid=+3V; conduction below this value

Other

  • Rated Anode Current Continuous

    6.4 A

  • Rated Anode Current Average

    6.4 A

  • Rated Anode Current 15-Second

    12.8 A

    15s on / 15s off

  • Peak Anode Current

    100 A

    Continuously oscillographically recorded

  • Peak Forward Voltage

    1000 V

  • Peak Inverse Voltage

    1250 V