Transformer Testing, Diagnostics & Maintenance
IR/PI testing, BDV oil analysis, WTI calibration, oil filtration, preventive maintenance and commissioning support.
Capabilities & scope
IR/PI testing, BDV oil analysis, WTI calibration, oil filtration, preventive maintenance and commissioning support. Delivered end-to-end — from design and approvals to execution, commissioning and long-term operations & maintenance.
Service offerings
- Transformer Insulation Resistance (IR) Testing and Polarization Index (PI) Testing for insulation health assessment
- WTI (Winding Temperature Indicator) and transformer protection system inspection, calibration and testing
- Transformer oil sampling and Breakdown Voltage (BDV) Testing to evaluate dielectric strength and oil condition
- Transformer oil filtration, conditioning and quality assessment
- Transformer oil top-up and replenishment as per operational requirements
- Preventive maintenance and health assessment of power transformers
- Preparation of test reports, recommendations and compliance documentation
- Support for transformer commissioning, troubleshooting and reliability improvement
✔ Successfully carried out IR, PI, WTI testing, Transformer Oil BDV Analysis, Oil Top-up and Preventive Maintenance Activities for various HT power infrastructure, telecom, data centre and industrial projects, ensuring reliable and safe transformer operation.
Our delivery methodology
Single-partner accountability
End-to-end execution under one contract reduces interface risks and accelerates delivery.
Regulatory expertise
Deep mastery of CEIG, CTE/CTO, fire NOC and statutory clearances.
Quality & safety discipline
ISO-aligned processes, EHS compliance and rigorous QA/QC throughout.
Long-term O&M
Performance-driven operations and maintenance for sustained uptime.
Explore related capabilities
Electrical Power Infrastructure & Engineering
End-to-end HT/LT power infrastructure — from system design, SLDs and substation engineering to installation, CEIG approvals and commissioning.
Power Backup & Renewable Energy Solutions
DG sets, solar plants, BESS, hybrid energy systems, audits and O&M for uninterrupted power.
Statutory Approvals & Compliance Services
CEIG, PCB (CTE/CTO/HWM), Fire NOC, Environmental Clearance, EHS compliance and end-to-end regulatory coordination.