The TMG 25-2500 kVA, 6/10 kV hermetically sealed distribution transformer is one of the flagship products of Alageum Electric, manufactured at the Kentau Transformer Plant and Asia Trafo. The "G" suffix denotes "hermetic" (German geschlossen) — a fully sealed tank without an expansion vessel.
Universal step-down transformer for industrial, utility, oil-and-gas and infrastructure projects. Selected by Kazatomprom, KTZ, ERG, Kazakhmys and other major industrial customers.
Grain-oriented silicon-steel core, copper windings, mineral-oil filling with corrugated-wall tank acting as both radiator and oil-volume compensator. Standard tap changer ±2×2.5% on HV side.
Designed for 30+ years of service with no maintenance, no oil top-up, sealed for life.