Cast Resin Mini Substations
Safest Surface and Underground Solution
Underground mini substations with custom electrical interlocking security system delivered to local mine
PRODUCT: IP54-800kVA11kV_550V
We provide cost and time saving solutions to our clients; like our compact underground mini substation that easily fits in a man winder cage…
Largest substation RMM has supplied to date
For this project, RMM designed and delivered an IP55 substation that is almost double the size of our normal IP55 mini substation. To put it in...
Compact underground substations delivered to copper mine in Zambia fits in man winder cage & reduces installation time
PRODUCT: IP54-800kVA11kV_550V
We provide cost and time saving solutions to our clients; like our compact underground mini substation that easily fits in a man winder cage…
Red Metal Mining designs and supplies compact underground cast resin mini substations engineered for safety, reliability, and operational efficiency. Our custom-designed enclosures can be supplied with a range of high-quality cast resin (dry type) transformers, including SGB transformers where specified.
Designed to meet the demanding requirements of the mining industry, our mini substations are compact enough to fit within underground man winder cages while remaining equally suitable for surface installations. The robust design provides a safe, durable, and low-maintenance power distribution solution for both underground and above-ground applications.


