Positive Power Engineering

Plant Shutdown and Maintenance with AMC

Electrical Shutdown, Maintenance & Testing Services

Positive Power Engineering provides comprehensive electrical shutdown, preventive maintenance, and testing services to ensure the safe, reliable, and uninterrupted operation of electrical systems. Our experienced team plans and executes scheduled shutdown activities with minimal downtime while maintaining the highest standards of safety and quality.

We specialize in the inspection, overhauling, maintenance, testing, and commissioning of HT/LT electrical systems, switchyards, transformers, circuit breakers, protection relays, control panels, switchgear, and other critical electrical equipment. Every service is carried out using industry-standard procedures and advanced testing instruments to improve equipment performance, enhance reliability, and extend operational life.

Our team also supports annual maintenance activities, preventive and corrective maintenance, condition assessment, troubleshooting, and performance testing to help industries reduce unexpected failures and maintain continuous plant operations.

Whether it is a planned shutdown, routine maintenance, or emergency support, we deliver efficient, timely, and cost-effective electrical solutions tailored to the needs of power plants, manufacturing facilities, industrial plants, and infrastructure projects.

Transformer Overhauling, Testing & Diagnostic Services

Positive Power Engineering provides complete transformer maintenance, overhauling, testing, and advanced diagnostic services, including: (Shutdown Maintenance & Commissioning Support).

Preventive & Corrective Maintenance

• Oil Filtration
• Leakage Rectification
• Transformer Overhauling
• Drying-Out of Transformers
• OLTC (On-Load Tap Changer) Overhauling

Testing & Monitoring :-

• Capacitance & Tan Delta Measurement
• Sweep Frequency Response Analysis (SFRA)
• Advanced Three-Phase Turns Ratio (TTR) Measurement
• Winding Resistance Measurement (up to 50 Amp)
• Dielectric Frequency Response (DFR) Analysis
• Transformer Demagnetization
• Vector Group Verification
• Low-Voltage Power Loss Measurement
• OLTC Testing with Dynamic Contact Resistance Measurement (DCRM)
• Partial Discharge Measurement
• Transformer Health Assessment & Condition Monitoring

Testing / Overhauling / Repair / Maintenance & Retrofitting Switchyard and HT & LT Equipment (LT to 765 kV)

• Circuit Breaker Testing
• CT/PT
• LA
• ISOLATOR
• Breaker
• LA

Battery Bank Load Test & Health Assessment

Battery Load Testing, Capacity Testing, Commissioning, Performance Evaluation, and Preventive Maintenance services for station batteries used in power plants, substations, renewable energy facilities, industrial plants, and critical infrastructure

• Constant Current Discharge Test
• Constant Power Discharge Test
• Constant Resistance Discharge Test
• Battery Capacity Verification (% Capacity)
• Runtime Verification
• End Voltage Measurement
• Cell Voltage Monitoring During Discharge
• Temperature Monitoring
• Discharge Curve Analysis
• Capacity Trend Analysis

Partial Discharge & Asset Diagnostic

• Power Transformer Partial Discharge Testing
• Switchgear Partial Discharge Testing
• Gas Insulated Switchgear (GIS) Partial Discharge Testing
• Power Cable & Cable Joint PD Testing
• Current Transformer (CT) PD Testing
• Potential Transformer (PT/CVT) PD Testing
• Generator Stator PD Monitoring
• HT & LT Motor PD Assessment
• Dry Type Transformer PD Testing

Online / Offline Thermal Monitoring

Realtime 24x7 thermal Monitoring system for Switchyard and other industrial asset. Early fault detection

• Reduced downtime
• Improved safety
• Automated alerts
• Real-time monitoring

Airblast Cooling System CRT / Dry Type Transformer

Providing Fully Automatic Cooling Systems to Improve Health of the Transformer

• Increase the Capacity of Loading & Efficiency
• Reduce the Heat Losses and Save the Energy and Money
• Maintain the Temperature as per the Transformer Standards IS/IEC/CBIP