7179

Water-cooled industrial ignitron for high-current rectifier and control service. Its controlled mercury-discharge path handles extremely large power-system currents.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: -

Description

The GL-7179 is a 12-inch single-grid ignitron designed for industrial rectifier service, with two ignitors and an auxiliary anode.

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: -
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

IgnitronPowerSwitch

X-ray radiationInterelectrode capacitances

No fixed ratings are recorded for this section.

Ignitron electrical quantities do not map cleanly to ordinary vacuum-tube promoted plate/screen fields; source ratings preserved densely as parameters.

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 1

IgnitronPowerSwitch

Other

Maximum Peak Anode Voltage
700 V
RectifierService
Maximum Peak Anode Current
2500 A
RectifierService
Maximum Continuous Average Anode Current
670 A
RectifierService
Two-Hour Average Anode Current
840 A
RectifierService
One-Minute Average Anode Current
1340 A
RectifierService
Peak Fault Current Forward
20000 A
RectifierService
Peak Fault Current Reverse
40000 A
RectifierService