Operation & Maintenance Services | Solar O&M

Long-term Support

Professional O&M Services

We provide comprehensive operation and maintenance services to ensure maximum plant uptime and consistent energy generation. Our O&M services include regular inspections, preventive maintenance, performance monitoring, and quick fault resolution.

Operation & Maintenance (O&M) is essential to ensure maximum energy generation, high plant availability, and long asset life for MW-scale ground mounted solar power plants. A structured O&M program safeguards performance, reduces downtime, and protects the owner's investment throughout the 25+ year project life.

99%+

Plant Availability

24×7

Monitoring

Daily Management

Scope of Operation

Plant Operation & Monitoring

24×7 real-time monitoring through SCADA system
Inverter, string, and feeder-level performance tracking
Generation comparison with expected yield
Alarm handling and fault diagnostics
Daily, monthly, and annual generation reporting

Energy Management

Grid export tracking and reconciliation
Loss analysis (DC losses, AC losses, grid outages)
Performance Ratio (PR) monitoring
Curtailment and downtime analysis

Maintenance

Scope of Maintenance

Preventive Maintenance Schedule

Activity	Frequency
Module cleaning	Weekly / Bi-weekly (site dependent)
Inverter inspection	Monthly
DC & AC panel inspection	Monthly
Transformer health check	Quarterly
Earthing resistance test	Half-yearly
HT yard inspection	Quarterly
Structure & fastener check	Half-yearly

Corrective Maintenance

• Rapid fault identification and isolation
• Replacement of faulty modules, strings, or inverters
• Cable joint and connector rectification
• Transformer and switchgear fault handling
• Coordination with DISCOM for grid issues

Predictive Maintenance

• Thermal imaging of modules and connections
• IV curve tracing and string performance analysis
• Inverter trend analysis
• Early detection of degradation and hotspots

Infrastructure Maintenance

• Road, drainage, and fencing upkeep
• Vegetation control and site housekeeping
• CCTV and security system maintenance
• Control room and office maintenance

Activities

Key O&M Activities

Solar Module Maintenance

• Regular cleaning to minimize soiling losses
• Visual inspection for cracks, hotspots
• Torque checking of clamps & fasteners

Inverter Maintenance

• Firmware updates and parameter optimization
• Filter cleaning and cooling inspection
• Protection relay testing

Electrical System Maintenance

• DC/AC insulation resistance testing
• Cable dressing and trench maintenance
• SPD and lightning protection checks

Performance

Performance Benchmarks

Parameter	Typical Target
Plant Availability	≥ 99%
Performance Ratio (PR)	75% – 85%
Forced Outage Response	< 24 hours
Generation Loss	< 3–5% annually

Team

Manpower Deployment

Indicative staffing based on plant size

Plant Size	O&M Team
1 – 5 MW	1 Supervisor + 2 Technicians
10 – 25 MW	Site Engineer + 4–6 Technicians
50 MW & above	Plant Manager + Dedicated Teams

Benefits

Benefits of Professional O&M

Maximized Generation

Optimal energy output throughout plant life

Extended Equipment Life

Proper maintenance prolongs asset life

Reduced Risk

Lower operational and safety risks

Improved ROI

Better returns and asset reliability

Our Expertise

JCK Solar – O&M Expertise

With over 10+ years of experience, JCK Solar Private Limited delivers end-to-end O&M services for MW-scale solar plants.

Consistent Performance

Reliable and consistent plant performance throughout asset life.

Proactive Approach

Predictive maintenance to prevent issues before they occur.

Transparent Reporting

Detailed reports and real-time monitoring dashboards.

Asset Protection

Long-term asset value protection and compliance.

Operation & Maintenance