**Tube Heat Capacity**: 7.5 MHU
**Anode Target Surface Diameter**: 200mm
**Maximum Anode Heat Dissipation Rate**: 1386 kHU/min
**Focal Spot Sizes**: Small focal spot 0.7mm×0.7mm, large focal spot 1.0mm×1.0mm
**Tube Voltage Range**: 70kV – 140kV, with gear positions of 70kV, 80kV, 100kV, 120kV, 140kV
**Maximum Tube Current**: 667mA
**Filament Frequency**: Minimum 50Hz, maximum 40kHz
**Maximum Instantaneous Current of Tube Filament**: 5.0A ### Coronus AU240
**Power**: 100kW anode input power, 82kW of CPSPI and 8kW of continuous heat dissipation power
**Heat Capacity**: 8 MHU
**Target Disk Diameter**: 240mm
**Support for Gantry Rotation Speed**: Up to 0.35s/r, meeting the high – end inspection requirements such as cardiovascular examinations of 64 – slice CT
**Technical Features**: The first single – ended metal – ceramic tube in China, equipped with Anode – Earthed (AEG) technology, which can capture stray electrons, reduce useless radiation, improve the quality of X – rays. At the same time, it has a higher tube cooling efficiency and can withstand a greater gravitational acceleration.
Other Common Specification Indicators
**Actual Anode Heat Capacity**: Commonly, there are 2MHU, 3.5MHU, 4MHU, 5.3MHU for mid – low – end tubes, and 6.3MHU, 7MHU, 7.5MHU, 8MHU for mid – high – end tubes.
**Maximum Heat Dissipation Power**: Generally, it is 9.6KW or above.
**Maximum Radiation Power**: The small focal spot is generally ≥36kW, and the large focal spot is ≥50kW.
**Maximum Tube Voltage**: Usually ≥140KV.
**Maximum Rotation Speed of Rotating Anode**: ≥6300 RPM.
**Maximum Output Tube Current**: ≥420mA.
**Minimum Adjustable Tube Current**: ≤10mA.
**Minimum mA Adjustment Range**: ≤1mA.
**Target Surface Angle**: Commonly 7°.