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Power - Triode (over 1000V 100W) ·Triode

3CW10000H3

Water-cooled ceramic-metal medium-mu power triode for industrial radio-frequency heating service.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
7.5 V / 75 A

Description

The EIMAC 3CW10000H3 is a water-cooled ceramic/metal industrial medium-mu power triode for rf heating 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
7.5 V
Nominal heater current
75 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

Triode

X-ray radiationInterelectrode capacitances
Amplification factor
20
Max plate voltage
10000 V
Max plate dissipation
10000 W
Max grid dissipation
150 W
Max cathode current
3 A

Single triode section; promoted values mapped from printed General Characteristics and Maximum Ratings headings.

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

1962 Eimac

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • The EIMAC 3CW10,000H3 is a water-cooled, ceramic/metal power triode

    3 a

    | The EIMAC 3CW10,000H3 is a water-cooled, ceramic/metal power triode

  • serve emission is available from its 560 watt filament. The grid structure

    560 watt

    | serve emission is available from its 560 watt filament. The grid structure

  • is rated at 150 watts making this tube an excellent choice for severe ap

    150 watts

    | is rated at 150 watts making this tube an excellent choice for severe ap-

  • Voltage « v o v v vt vt it ittt i i s e s 7.5+0.37 V

    7.5 v

    GeneralCharacteristics | Voltage « v o v v vt vt it ittt i i s e s 7.5+0.37 V

  • Current, at 7.5 VOItS v v v v vt vt vt v e e ceevve s e 75 A e

    7.5 v

    GeneralCharacteristics | Current, at 7.5 VOItS v v v v vt vt vt v e e ceevve s e 75 A e

  • Amplification Factor (Average)

    20

    GeneralCharacteristics | Amplification Factor (Average): . . ... ..o 20 )

  • 1 o1 53.0 pF

    1 pF

    GeneralCharacteristics | 1 o1 53.0 pF

  • L0 15 1.5 pF

    15 pF

    GeneralCharacteristics | L0 15 1.5 pF

  • Feedback. . « v v v o v it i i ittt it e it ittt e s 25.0 pF

    25 v

    GeneralCharacteristics | Feedback. . « v v v o v it i i ittt it e it ittt e s 25.0 pF

  • CW ittt it i ittt it ettt te sttt e st ite e it e 90 MHz

    90 MHz

    GeneralCharacteristics | CW ittt it i ittt it ettt te sttt e st ite e it e 90 MHz

  • 2. Capacitance values are for a cold tube as measured in a special shielded fixture

    2 a

    GeneralCharacteristics | 2. Capacitance values are for a cold tube as measured in a special shielded fixture.

Other

  • Diameter v v v vttt ittt et et e e 5.090 in; 129.29 mm

    5.09 v

    | Diameter v v v vttt ittt et et e e 5.090 in; 129.29 mm

  • (Revised 10-15-70) © 1966, 1970 by Varian Printed in U.S.A

    10 A

    | (Revised 10-15-70) © 1966, 1970 by Varian Printed in U.S.A.

  • DCPLATEVOLTAGE

    10000 VOLTS

    MaximumRatings | DCPLATEVOLTAGE . . ... ..... 10,000 VOLTS

  • Peak rf Grid Voltagel

    250 v

    MaximumRatings | Peak rf Grid Voltagel. ... ....... 250 250 v

  • Calculated Driving Power

    170 W

    MaximumRatings | Calculated Driving Power . . ... ... 170 215 W

  • DC GRID VOLTAGE

    -1000 VOLTS

    MaximumRatings | DC GRID VOLTAGE .......... -1000 VOLTS

  • Plate Input Power

    20.15 kW

    MaximumRatings | Plate Input Power . ... ......... 20.15 26.10 kW

  • DCPLATE CURRENT

    3 AMPERES

    MaximumRatings | DCPLATE CURRENT .......... 3.0 AMPERES Plate Dissipation . ............ 5,16 5.50 kW

  • DCGRIDCURRENT

    0.5 AMPERE

    MaximumRatings | DCGRIDCURRENT . . ... ...... 0.5 AMPERE Plate Output Power . ........... 15.0 20.6 kW

  • PLATE INPUTPOWER

    30000 WATTS

    MaximumRatings | PLATE INPUTPOWER . ... ...... 30,000 WATTS Resonant Load Impedance . . ... ... 1120 1470 Q

  • PLATE DISSIPATION

    10000 WATTS

    MaximumRatings | PLATE DISSIPATION . ......... 10,000 WATTS

  • Filament: Current at 7.5 volts . . . v v o v ittt i ittt ittt it e 72 77 A

    7.5 volts

    NOTE: TYPICAL OPERATION data are obtained by calculation from published characteristic curves or actual measur- | Filament: Current at 7.5 volts . . . v v o v ittt i ittt ittt it e 72 77 A

  • 56.0 pF

    56 pF

    NOTE: TYPICAL OPERATION data are obtained by calculation from published characteristic curves or actual measur- | 56.0 pF

  • 1.65 pF

    1.65 pF

    NOTE: TYPICAL OPERATION data are obtained by calculation from published characteristic curves or actual measur- | 1.65 pF

  • Feedback

    220 pF

    NOTE: TYPICAL OPERATION data are obtained by calculation from published characteristic curves or actual measur- | Feedback .. ... viiiiiiiini ittt etnannaneassnaas. 220 28.0 pF

  • 1. Capacitance values are for a cold tube as measured in a shielded fixture

    1 a

    NOTE: TYPICAL OPERATION data are obtained by calculation from published characteristic curves or actual measur- | 1. Capacitance values are for a cold tube as measured in a shielded fixture.

  • ed vertically, either base up or down. A grid This table is based upon 15°C temperature rise

    15 A

    | ed vertically, either base up or down. A grid This table is based upon 15°C temperature rise

  • outlet water temperature must not exceed 70°C

    70 °C

    | outlet water temperature must not exceed 70°C

  • ment contact ring by a 1% inch LD. air duct access doors open. Always remember that HIGH

    1 a

    | ment contact ring by a 1% inch LD. air duct access doors open. Always remember that HIGH

  • arranged at a 45° angle with the center line of VOLTAGE CAN KILL

    45 a

    | arranged at a 45° angle with the center line of VOLTAGE CAN KILL.

  • 3CWwW10,000H3 is 7.5 volts. Filament voltage, as as an industrial oscillator is a potential X-ray

    3 volts

    | 3CWwW10,000H3 is 7.5 volts. Filament voltage, as as an industrial oscillator is a potential X-ray

  • 0.5 ampere dc. This value should not be ex- by the tube envelope. Additional X-ray shielding

    0.5 ampere

    | 0.5 ampere dc. This value should not be ex- by the tube envelope. Additional X-ray shielding

  • grid dissipation rating is 150 watts

    150 watts

    | grid dissipation rating is 150 watts.

  • A | 2830 | 3.030 |

    2830 A

    | A | 2830 | 3.030 | - - 71.88] 76.96] - -

  • v £

    3.25 v

    | v £ - - -- [3.250 - - - - | 8255

  • SEE NOTE 3, ERS aiowsE (W 2o [ s [

    3 W

    | SEE NOTE 3, ERS aiowsE (W 2o [ s [ -- |[ oo 30 | --

Data set 02

1975 Eimac Tube Manual

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Amplification factor

    20

  • Heater/filament voltage

    7.5 V

  • Heater/filament current

    75 A

Other

  • Maximum plate voltage

    10000 V

  • Maximum plate dissipation

    10000 W

  • Maximum grid dissipation

    150 W

  • Maximum cathode/plate current

    3 A

  • Frequency for maximum ratings

    90 MHz

  • Plate input power maximum

    30000 W

    IndustrialRF

  • Typical plate voltage

    7000 V

    ClassC

  • Typical plate current

    3 A

    ClassC

Capacitance

  • Input/grid-filament capacitance

    53 to 53 pF

  • Output/plate-filament capacitance

    1.5 to 1.5 pF

  • Feedback/grid-plate capacitance

    25 to 25 pF

Construction

  • Cooling

    Water and forced air

Data set 03

1976 Eimac Tube Manual

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristic

  • Amplification factor

    20

  • Heater/filament voltage

    7.5 V

  • Heater/filament current

    75 A

Other

  • Maximum plate voltage

    10000 V

  • Maximum plate dissipation

    10000 W

  • Maximum grid dissipation

    150 W

  • Maximum cathode/plate current

    3 A

  • Frequency for maximum ratings

    90 MHz

  • Plate input power maximum

    30000 W

    IndustrialRF

  • Typical plate voltage

    7000 V

    ClassC

  • Typical plate current

    3 A

    ClassC

Capacitance

  • Input/grid-filament capacitance

    53 to 53 pF

  • Output/plate-filament capacitance

    1.5 to 1.5 pF

  • Feedback/grid-plate capacitance

    25 to 25 pF

Construction

  • Cooling

    Water and forced air