679

Industrial mercury-pool ignitron power switch for controlled high-current rectifier, inverter, or resistance-welding service.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized

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

Description

679 is a Other device in the supplied Amperex literature. Water-cooled Amperex ignitron for welding-control and continuous rectifier service; 679 is an explicit co-designation on the supplied page. Published ratings, operating points, capacitances, pulse data, or industrial service limits were preserved in the technical output as applicable.

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.

Water-cooled Amperex ignitron for welding-control and continuous rectifier service; 679 is an explicit co-designation on the supplied page.

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

1958 Amperex Industrial

Published operating points and test conditions from this source.

SECTION 1

IgnitronPowerSwitch

Other

RMS voltage
2400 V
Published Amperex table
Maximum KVA demand
1200 kVA
Published Amperex table
Average current
75 A
Published Amperex table
Maximum average current
113 A
Published Amperex table