logo

Mining Power Transformer 11kV 33kV Oil Immersed Transformer for Africa Copper and Gold Mine Power Supply

Product Summary

Heavy Duty Transformer Solution for African Mining Operations TNNPI mining power transformers provide reliable electricity supply for mining sites, mineral processing plants and heavy industrial facilities requiring stable power under demanding conditions. 1. Built for Mining Industry Applications ...

Key Attributes
Brand Name: TNNPI
Model Number: S11/S13/S20
Place of Origin: Henan, China
Certification: CE,UL,ISO
MOQ: 1 piece
Price: 650-18,000 / piece
Supply Ability: 5000pcs/year
Delivery Time: 7-14 work days
Payment Terms: L/C,D/A,D/P,T/T,Western Union
Standard Packaging: Export standard packaging
Product Custom Attributes
Capacity/KVA:
25kVA–5000kVA / Up To 1250A
Rated Voltage:
11kV / 13.8kV / 24kV / 33kV / 34.5kV
Phase:
Three
Rated Frequency:
50Hz/60Hz
Ambient Temperature:
-25°C To +55°C
Application:
Substation
Type Of Cooling:
ONAN Oil Is Self-cooled
Cooling / Insulation:
ONAN / Air Insulated
Short Circuit Withstand:
20kA–31.5kA (3s)
Protection Degree:
IP54 / IP65
Standards:
IEC 60076 / IEC 62271 / IEC 61439
Customization:
Voltage, Capacity, Current, IP Rating, Color, OEM Logo
Product Description
  • Heavy Duty Transformer Solution for African Mining Operations

    TNNPI mining power transformers provide reliable electricity supply for mining sites, mineral processing plants and heavy industrial facilities requiring stable power under demanding conditions.


    1. Built for Mining Industry Applications

    • Designed for high-load industrial power systems
    • Suitable for copper mines, gold mines and mineral processing plants
    • Supports continuous operation with high reliability
    • Strong mechanical structure for transportation and installation

    2. Enhanced Safety and Reliability

    • High insulation performance for harsh working environments
    • Strong short-circuit resistance design
    • Advanced cooling system improves thermal performance
    • Optional temperature monitoring and protection devices

    3. Suitable for Remote Mining Locations

    • Adapted for high temperature and dusty environments
    • Anti-corrosion treatment for outdoor installation
    • Low maintenance design reduces operating costs
    • Long service life for remote projects

    4. Customized Mining Power Solutions

    Available configurations:

    • 11kV/0.4kV
    • 22kV/0.4kV
    • 33kV/0.69kV
    • Custom voltage ratio

    Applications

    • Copper mining projects
    • Gold mining plants
    • Mineral processing factories
    • Mining camps
    • Heavy industrial facilities

    Technical Parameters

    Parameter Specification
    Product Type Mining Oil Immersed Transformer
    Capacity Range 100kVA-5000kVA
    Primary Voltage 11kV/22kV/33kV
    Frequency 50Hz/60Hz
    Cooling ONAN/ONAF
    Insulation Level IEC Standard
    Installation Outdoor
    Application Mining & Industrial Power Supply

Overall Rating
5.0
Based on 50 reviews recently
Rating Snapshot
5
100%
4
0
3
0
2
0
1
0
All Reviews
A
ATB SEVER DOO from United States
Oct 9.2025
Excellent heat dissipation with good temperature rise control.
Review Image
S
Stanley Adawu from Ghana
Jul 30.2025
Excellent heat dissipation, low noise, and solid build quality.
Review Image
H
Hector Castro from Malaysia
Jul 14.2025
A loyal customer—I’ve been using this model consistently.
Review Image
Contact Us
You Can Contact Us At Anytime!