Mining transformer
100 kVA–20 MVA; 0.4–33 kV; skid, flameproof, mobile and high-harmonic variants
Configure-to-order / OEM RFQ; standard distribution units may be stocked; used/surplus inventory exists
Source this product family →Catalogue research, not a live stock claim. Rating, compliance, availability and commercial terms are confirmed with the responding supplier.
One family. Three clear paths.
Start with the closest path—your exact rating and project constraints are captured in the sourcing request.
01Standard / commonly boughtFastest route for common needs+
Rating / size scope
100 kVA–20 MVA; 0.4–33 kV; skid, flameproof, mobile and high-harmonic variants
Configuration
Single- or three-phase; 50/60 Hz; copper or aluminium windings; mineral oil, ester, dry-type or cast-resin; fixed taps or OLTC; indoor/outdoor; common cooling ONAN/ONAF/ODAF/AN/AF. Record exact primary/secondary voltage, MVA/kVA, impedance, vector group, taps and cooling.
Typical sourcing route
Verified OEM/engineered RFQ route; live finished-goods stock is uncommon
Start with this path →02Engineered / upper-endConfigured with OEM or integrator+
Rating / size scope
Upper end or non-standard configuration within/near this published market range: 100 kVA–20 MVA; 0.4–33 kV; skid, flameproof, mobile and high-harmonic variants
Configuration
Custom voltage/current/interface, enclosure, cooling, dimensions, protection, site code or integration within the product family.
Typical sourcing route
Engineered OEM/integrator RFQ
Start with this path →03Niche / exact-matchManual hunt for rare or legacy fit+
Rating / size scope
Exact rare, certified, obsolete or application-specific configuration; commercial boundary: 100 kVA–20 MVA; 0.4–33 kV; skid, flameproof, mobile and high-harmonic variants
Configuration
UHV and very high MVA; 16.7 Hz railway; phase-shifting; multi-winding/zig-zag; ultra-low-noise; high-altitude; seismic; arctic/desert; ester-filled; offshore low-fire-load; exact legacy footprint replacement. Product-specific: Dust/moisture, skid/mobile design, high altitude, flameproof options, trailing-cable interfaces and severe-duty construction.
Typical sourcing route
No exact niche seller verified in this research pass
Start with this path →Use these to narrow the match.
What suppliers need.
- Manufacturer
- model/design type
- kVA/MVA
- primary and secondary voltage
- phase
- frequency
- cooling class
- vector group
- impedance
- tap arrangement
- condition
- location
- availability
- standards
- datasheet/test report
Reference data, clearly labelled.
Verified OEM/engineered RFQ route; live finished-goods stock is uncommon
IEC 60076; IEEE C57; IEC 60076-11 for dry type; IEC 61378 for converter/rectifier units; IEC 60310 for traction where applicable