XD Electric 55MVA Autotransformer
XD 55MVA three-winding autotransformer with common oil compartment, 500/220/35kV for bulk power delivery. HTS 8504.23.00 due to liquid dielectric and enormous power handling capacity over 10,000 kVA.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If auto-transformer with tertiary <10MVA
Winding configuration affects total throughput capacity classification.
If dry-type auto-transformer design
Liquid-free autotransformers use air-cooled classification.
If shipped with separate high-voltage deck
Modular transformer components classify individually as parts.
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Import Tips & Compliance
• Autotransformer impedance calculations unique; provide detailed equivalent circuit
• Dual voltage bushing arrangements require specific identification on drawings
• Multi-compartment oil processing records for inter-winding barriers
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