Professional Third-Party Supervision

Every Transformer.

Built to Global Standards.

Wuhan Kikiang Electrical Technology Studio — independent supervision for power transformer and BESS manufacturing, serving global high-standard markets.

Explore Services View Projects

400kV Transformer Supervision ◆ FAT Witnessing ◆ IEC 60076 Compliance ◆ UK National Grid Projects ◆ BESS Transformer ◆ International Standard ◆ Quality Assurance ◆ 220MVA Capacity ◆ 400kV Transformer Supervision ◆ FAT Witnessing ◆ IEC 60076 Compliance ◆ UK National Grid Projects ◆ BESS Transformer ◆ International Standard ◆ Quality Assurance ◆ 220MVA Capacity ◆

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Services

Full-Process Professional Supervision

From manufacturing to shipping, covering every critical stage of transformer and BESS lifecycle.

Production Process Supervision

Full on-site oversight of core manufacturing stages — core fabrication, winding, assembly, and drying — ensuring every process meets design specifications.

FAT Witnessing

Independent witnessing and data verification of all factory acceptance tests — dielectric, temperature-rise, short-circuit impedance, and more.

Packing & Shipping Surveillance

End-to-end supervision of disassembly protection, nitrogen preservation, packaging, and dispatch documentation for safe international transit.

Personnel & Qualification Audit

Verification of operator certifications, equipment maintenance records, and material batch traceability to ensure qualified production.

Document & Records Review

Comprehensive review of process inspection reports and records to confirm complete traceability and quality documentation compliance.

Technical Standards Consulting

Compliance advisory on IEC, GB, UK G5/5-1, and CENELEC standards — helping manufacturers meet international market requirements.

Process

Standardized Three-Phase Supervision System

Covering the six key elements — Man, Machine, Material, Method, Environment, and Measurement — ensuring every critical node is under control.

Production & Process Control

Personnel qualification · Equipment status · Material acceptance · Core component monitoring · Final assembly supervision

Factory Acceptance Test (FAT)

Test plan review · Equipment calibration · Insulation withstand tests · Temperature-rise tests · Short-circuit impedance measurement

Packing & Shipping Supervision

Accessory dismantling · Nitrogen preservation · Impact indicator installation · Packing plan approval · Shipping document verification

Covering Six Key Elements

Man Machine Material Method Environment Measurement

Status

Approved for Dispatch

PROJECT #001

Projects

400kV BESS UK National Grid

National Grid Hams Hall
BESS Transformer Project

2 × SFFZ-220000/400 BESS Transformers, 220MVA, 400kV — manufactured by Zhengtai High-Voltage Electrical Equipment (Wuhan) Co., Ltd. Full-process supervision. All 27 FAT test items passed. Supervision: 2025.10.08 — 2026.01.08.

Voltage

400kV

Capacity

220MVA

FAT Tests

27 Items

Pass Rate

100%

View Full Case Study

Standards

Strictly in Accordance with International Standards

Our supervision strictly follows IEC, GB and industry standards, ensuring product quality meets the most demanding market requirements worldwide.

IEC 60076

Power Transformers

International standard for power transformer design, testing, and performance requirements.

IEC 60726

Dry-Type Transformers

Applicable to dry-type transformers including casting and impregnated types.

UK G5/5-1

Grid Connection Standard

UK National Grid Engineering Recommendation for connection to the distribution network.

ISO 9001

Quality Management

Quality management system certification ensuring consistent production processes.

CENELEC HD

European Norms

Harmonised European standards for transformer design and testing procedures.

GB/T 1094

Chinese Transformer Standard

National standard of the People's Republic of China for power transformers.