Skip to main content
Tube Tinker — Electron Tube Database
Alternatives & variationsDownload PDF datasheet

Specialized - Ignitron ·IgnitronPowerSwitch

653B

Water-cooled very-high-current mercury-pool ignitron of the 5555/653B welder-control family.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
-

Description

Water-cooled very-high-current ignitron corresponding to the 5555/653B welder-control family.

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
Rectifier peak inverse voltage
2100 V
Rectifier nominal output current
200 A
Rectifier peak forward current
9000 A

Water-cooled ignitron/mercury rectifier represented by the 5555/653-series source row for high-current welder and 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

1958 Amperex Industrial

Published operating points and test conditions from this source.

SECTION 1

IgnitronPowerSwitch

Other

  • RMS voltage range

    2400 V

    WelderControl

  • Maximum KVA demand

    2400 kVA

    WelderControl

  • Corresponding average current

    135 A

    WelderControl

  • Maximum average-current KVA demand

    1105 kVA

    WelderControl

  • Maximum average current

    207 A

    WelderControl

  • Typical DC output voltage

    300 V

    SixPhaseDoubleY

  • Peak inverse/forward voltage

    2100 V

    Rectifier

  • Peak anode current

    1800 A

    Rectifier 300V

  • Continuous average anode current

    200 A

    Rectifier 300V

  • One-minute average current

    400 A

    Rectifier 300V

Data set 02

1963 Amperex Condensed

Published operating points and test conditions from this source.

SECTION 1

IgnitronPowerSwitch

Other

  • RMS voltage range

    2400 V

    Ignitron;WelderControl

  • Maximum KVA demand

    2400 kVA

    Ignitron;WelderControl

  • Corresponding average current

    135 A

    Ignitron;WelderControl

  • Maximum average-current corresponding KVA demand

    1105 kVA

    Ignitron;WelderControl

  • Corresponding current

    207 A

    Ignitron;WelderControl

  • Cooling

    Water

    Ignitron