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Specialized - Thyratron ·Thyratron

DCG7100B

Mercury-vapor grid-controlled thyratron for industrial controlled rectification and power-control switching.

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

Description

DCG7100B is a Thyratron device in the supplied Philips industrial literature. Grid-controlled mercury-vapour rectifying tube for industrial controlled-rectifier 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
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
Rectifier peak inverse voltage
15000 V
Rectifier nominal output current
10 A
Rectifier peak forward current
45 A
Rectifier forward voltage drop
12 V
Rectifier warm-up time
600 s

Grid-controlled mercury-vapour rectifying tube for industrial controlled-rectifier service.

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

1963 Philips Electron Tubes Handbook V4

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Characteristic

  • Arc voltage drop at 15A

    12 V

Other

  • Peak inverse anode voltage

    15 kV

  • Peak forward anode voltage

    15 kV

  • Maximum continuous average anode current

    10 A

  • Short-time average anode current

    15 A

    Tav<=10s

  • Peak anode current

    45 A

  • Surge current

    600 A

  • Maximum positive grid voltage

    600 V

  • Maximum grid resistance

    20 kOhm

Data set 02

1999 Philips 0-D

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Construction

  • Filling

    Mercury vapour

Characteristics

  • Arc voltage at 15 A

    12 V

  • Preheating time

    10 min

Other

  • Maximum peak inverse voltage

    15 kV

  • Maximum peak forward voltage

    15 kV

  • Maximum average anode current

    10 A

  • Maximum intermittent average current

    15 A

    Tav<=10s

  • Maximum peak anode current

    45 A

  • Maximum surge current

    600 A

    Duration<=0.1s

  • Maximum grid pulse voltage

    600 V

  • Maximum grid resistance

    20 kohm