STD Transformer

24/7 Service

Emergency Intervention (24/7 Service)

We provide immediate response services for unexpected failures in facilities, ensuring rapid troubleshooting and resolution. As STD Engineering, we offer 24/7 service and guarantee intervention within one day at the latest. Our Testing and Commissioning Service ensures instant response to all issues, minimizing downtime and resolving customer concerns as quickly as possible.

Periodic Maintenance

Regular maintenance is essential for transformers to function optimally and prevent unexpected failures. Periodic maintenance schedules are determined based on transformer age and operational hours. The primary objective is to monitor transformer conditions, detect potential failures, and intervene before any operational disruptions occur.

Our maintenance solutions are tailored to the facility’s specific needs, and we provide full support in all aspects of testing and commissioning.

  • High Voltage (HV) Switchyards & Switchyard Transformers
  • Control & Protection Panels
  • HV Indoor Switchgear, Cells, and Circuit Breaker Maintenance
  • Transformer Maintenance
  • Oil-immersed transformers
  • Dry-type transformers
  • Tap Changer Maintenance
  • On-load tap changers
  • Off-load tap changers
  • Relay Calibration & Maintenance
  • Grounding (Earthing) Measurements
  • Battery, Rectifier, UPS & DC System Maintenance
  • HV/MV/LV Cable Testing & Maintenance
  • Thermal Imaging & Analysis
  • High Voltage Testing
  • Customer Training

Condition Monitoring

We conduct scheduled monitoring of facility transformers to assess their performance and determine necessary actions. This approach ensures continuous operation, reducing downtime by only stopping the transformer when maintenance is absolutely required.

  • Partial Discharge Measurements
  • Transformer Oil & Gas Analysis