I. Maximum Testing Capacity of This Project

34.5/0.4 kV, dry-type transformers with capacity up to 15,000 kVA and impedance ranging from 4% to 14%;

6/0.4 kV, dry-type transformers with capacity up to 10,000 kVA and impedance ranging from 4% to 14%;

Maximum loss: 180 kW

II. Test Items

(1) Measurement of no-load loss and no-load current of transformers

(2) Calculation of no-load current percentage of transformers

(3) Measurement of load loss of transformers and conversion to standard temperature (at 100% current)

(4) Measurement of short-circuit impedance of transformers and conversion to standard temperature

(5) Induced voltage withstand test for transformers

(6) Power-frequency withstand test for transformers

(7) Partial discharge test for transformers

III. Project Highlights

Semi-automatic staged wiring, flexible operation, compatible with customers’ existing production processes

Integration of high-precision measuring instruments, stable and reliable data, compliant with international and Indonesian local standards

Support for customized test reports, compatible with customers’ production management systems

Mature solutions with rapid delivery, including on-site commissioning and training as a one-stop service

IV. Commissioning Information

Customer: PT. Trafoindo Prima Perkasa (Jakarta, Indonesia)

Commissioning date: January 2026

Operating status: Installation and commissioning completed, stably serving batch production testing