News & Technical Insights — SOTEK Group
Knowledge Base

News & Technical

Technical briefs, standard modifications, international grid projects, and corporate announcements.

Aboitiz Power grid project SOTEK transformer
MAY 18, 2026

SOTEK Group Supplies Distribution Transformers to Aboitiz Power

Our B2B export division has finalized a distribution contract with Aboitiz Power Corporation in the Philippines. The initial shipment consists of 3-phase corrugated ONAN units tested under high ambient temperatures.

Tags: #AboitizPower #GridExport #IEC60076
Archived Report
SOTEK padmount transformer installation
APRIL 27, 2026

Understanding Tamper-Resistant Padmount Design (IEEE C57.12.34)

Underground residential and commercial loops require transformers installed directly on ground pads. This article analyzes the safety standards of ANSI/IEEE compartmentalized cabinets, separating high-voltage and low-voltage sections.

Tags: #Padmount #IEEE_C57 #UndergroundGrid
Technical Paper
SOTEK factory automatic wire winding
MARCH 10, 2026

Gia Binh Industrial Park Plant Scales Up Winding Output

SOTEK’s Phase 2 plant in Gia Binh Industrial Park is fully operational. Featuring positive-pressure dust-controlled rooms, we have added automatic vertical tension winders to manufacture cast resin coils up to 3,150 kVA.

Tags: #BacNinhPlant #CleanRoom #DryTypeWinding
Company News
SOTEK transformer testing line
FEBRUARY 04, 2026

Minimizing Core Losses: A Study on Laser-Scribed CRGO Steel

A detailed engineering paper explaining how SOTEK’s core assembly reduces hysteresis and eddy current losses. Implementing thinner laminations (0.23mm) allows compliance with TCVN 8525 and Ecodesign guidelines.

Tags: #TransformerEfficiency #CRGO #LowLoss
Engineering Journal