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Specialized - Thyratron ·Thyratron

F941

Mercury-vapor thyratron for high-voltage controlled rectification and industrial switching. Its massive heater supports substantial low-drop discharge current.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
4
Nominal heater
5 V / 20 A

Description

An indirectly heated mercury-vapor thyratron with control grid, used as a high-voltage half-wave rectifier and as a switching and control tube in industrial regulating equipment.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
4
Nominal heater voltage
5 V
Nominal heater current
20 A
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
Max plate voltage
15000 V
Max cathode current
12.5 A

Mercury-vapor thyratron; canonical SectionType has no Thyratron value, so Other is used.

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

1953 RFT Rundfunk Technik

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Maximum peak anode voltage

    15 kV

  • Maximum surge anode current

    40 A

  • Maximum average anode current

    12.5 A

  • Maximum positive grid voltage

    600 V

  • Minimum negative grid voltage

    600 V

  • Minimum warmup time

    300 s