75 kVA Mining Service Transformer
Ruggedized oil-filled transformer for underground mining substations, 4160V to 480V at 75 kVA with MSHA approval. Falls under HTS 8504.33.00 for standard power transformer classification in the specified kVA range.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If neon sign transformer design
Specialized high-voltage transformers for signage have separate classification.
If small portable mine lighting ≤16 kVA
Portable mine service transformers typically lower capacity.
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Import Tips & Compliance
• MSHA (Mine Safety Health Administration) Part 18 certification mandatory
• Specify fault protection coordination curves for mining applications
• Ground fault protection relay documentation required for safety compliance
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