Aaryansh Energy Pvt. Ltd.
Aaryansh Energy Pvt. Ltd.
Comprehensive Electrical Testing & Commissioning Services
Complete Testing Solutions for EHV, HV & LV Electrical Systems (415 V to 400 kV)
Aaryansh Energy Pvt. Ltd. provides end-to-end testing, commissioning, diagnostics, condition assessment, preventive maintenance and performance evaluation services for electrical equipment ranging from 415 V LT systems to 400 kV Extra High Voltage substations.
Our testing is carried out in accordance with IS, IEC, IEEE and OEM standards using calibrated equipment to ensure safety, reliability, operational excellence and long-term asset performance.
Power Transformer Testing
Complete diagnostic testing of power and distribution transformers for reliable long-term operation. Comprehensive field and laboratory testing for critical assets.
- Transformer Turns Ratio (TTR)
- Winding Resistance
- Insulation Resistance (IR)
- Polarisation Index (PI)
- Dielectric Absorption Ratio (DAR)
- Magnetic Balance
- Vector Group Verification
- Excitation Current
- Short Circuit Impedance
- Capacitance & Tan Delta
- SFRA
- Dynamic Resistance
- Oil Sampling & Lab Testing
PT / CVT Testing
Reliable voltage transformer testing for stable measurement and protection.
- Ratio & Polarity
- Winding Resistance
- Capacitance & Tan Delta
- Burden
- Insulation Resistance
Cable Testing
Field testing of power and control cables for insulation integrity and fault location.
- IR Test & Hi-Pot
- VLF & Sheath Test
- Cable Fault Location
- Continuity & Phasing
Motor & Generator Testing
Diagnostic testing of motors and generators for reliable performance.
- IR, PI & Winding Resistance
- Surge Test & Vibration
- Generators: AVR & Sync
Circuit Breaker Testing
Comprehensive testing of HV and EHV circuit breakers for dependable fault interruption. Comprehensive field and laboratory testing for critical assets.
- Contact Resistance
- Dynamic Contact Resistance
- Timing Analysis
- Motion Analysis
- Coil current/Resistance
- Minimum Pick-up Voltage
- Trip & Close Test
- SF6 Density & Vacuum Integrity
Protection Relay Testing
Advanced numerical and electromechanical relay testing for secure protection schemes.
- Distance & Differential
- Overcurrent & Earth Fault
- Transformer/Feeder/Motor Protection
- Logic Verification
Earthing System Testing
- Earth Resistance & Soil Resistivity
- Step & Touch Potential
- Grid Continuity & Integrity
Power Quality Analysis
Power quality studies to identify and mitigate system disturbances.
- Harmonics & Voltage Sag/Swell
- Power Factor & Load Survey
- Frequency Monitoring
CT Testing
Accuracy and performance verification of current transformers for protection and metering. Comprehensive field and laboratory testing for critical assets.
- Ratio Test
- Polarity
- Winding Resistance
- Excitation & Knee Point
- Magnetisation Curve
- Burden
- Secondary Circuit Verification
Switchgear & Control Panel Testing
Comprehensive testing of switchgear and control panels for safe, reliable operation.
- Contact Resistance
- Mechanical Operation
- Functional Testing
- Interlocks
- Control Wiring
Battery & DC System Testing
Health assessment of DC systems supporting protection and control.
- Capacity & Internal Resistance
- Float Voltage & Charger Tests
- Load Test & Backup Time
Thermographic Inspection
Infrared thermography to detect developing faults before failures occur.
- Hot Spots & Loose Connections
- Overloading & Failure Prediction
Complete Substation Testing & Commissioning
End-to-end testing and commissioning for substations up to 400 kV.
Voltage Levels Covered:
415 V LT, 11 kV, 22 kV, 33 kV, 66 kV, 132 kV, 220 kV, 400 kV
Commissioning Activities:
- Pre-Commissioning Inspection
- Installation Verification
- Mechanical & Electrical Testing
- Relay Configuration
- SCADA & RTU Testing
- Project Handover
Testing Excellence from 415 V to 400 kV
Delivering reliable testing, diagnostics, commissioning and condition assessment services with international standards, advanced testing equipment and highly experienced electrical engineers.