Monarch’s solutions span the full spectrum of transformer requirements,
from high-voltage transmission to last-mile distribution and application-specific designs. Every
transformer is built through controlled manufacturing processes and validated through rigorous
in-house testing to ensure consistent performance across applications.
Transmission Solutions
Power Transformers
Our Power Transformers are high-voltage systems engineered for
transmission networks, large industrial facilities and critical grid infrastructure. Designed to
perform under sustained electrical and environmental stress, each unit is manufactured through
precision engineering and fully validated in-house before dispatch.
Available up to 100 MVA and 245 kV class, these transformers are
purpose-built for demanding applications.
Key Specifications
Voltage class: Up to 245 kV
Capacity: Up to 100 MVA
Cooling: ONAN / ONAF / OFAF
Standards: As per IEC 60076, IS 2026
Core: CRGO silicon steel
Winding: Copper / Aluminium
Insulation: Oil-impregnated paper, VPD processed
Tank: Fabricated steel with radiators / cooling banks
Tap changer: OCTC / OLTC
Applications
Transmission and grid substations
Power generation evacuation
Large industrial power systems
EPC and infrastructure projects
Renewable energy integration
Features
Precision vertical winding for consistent coil geometry and mechanical integrity
Vapour Phase Drying for uniform insulation moisture removal
CRGO core for optimised no-load loss performance
Robust tank engineering for transport and long-term reliability
Comprehensive documentation with certified test reports
Testing
Routine
Winding resistance, turns ratio, insulation resistance, no-load and load loss
measurement
Type
Temperature rise, impulse withstand, short circuit withstand
Special
Partial discharge, SFRA, tan delta, noise level
All testing conducted in-house, aligned with IEC 60076 and IS 2026.
