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GL414

All-metal hot-cathode mercury-vapor thyratron for efficient, mechanically rugged industrial power-control applications.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: B4B
Base pins: 4
Nominal heater: 5 V / 20 A

Description

The GL-414 is a hot-cathode mercury-vapor all-metal thyratron combining low voltage drop, high efficiency, mechanical strength, and ease of installation for industrial applications.

Socket description

Medium 4-pin bayonet

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B4B
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 0

Thyratron

X-ray radiationInterelectrode capacitances

Max plate voltage: 2000 V
Max cathode current: 12.5 A
Rectifier peak inverse voltage: 2000 V

Mercury-vapor thyratron; peak forward/inverse anode ratings and average anode current promoted.

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

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 0

Thyratron

Other

Instantaneous Anode Current 25 Cycles and Above
100 A
Instantaneous Anode Current Below 25 Cycles
25 A
Surge Anode Current
1500 A
DesignOnly

Characteristic

Peak Voltage Drop
16 V
Typical