Comprehensive Solutions
From panel to substation, and preventive maintenance to performance optimization, we deliver utility-scale O&M solutions with speed, skill, and high-voltage expertise.
The Belenus Way. From preventive maintenance to rapid corrective response, we provide peace of mind by safeguarding and optimizing utility-scale solar and energy storage assets.
Through exceptional technician training, certified procedures, and streamlined field execution, we reduce downtime and improve site performance across PV plants and BESS infrastructure.
Our transparent pricing structure eliminates surprises, supports effective budgeting, and gives operators confidence to plan ahead
Preventative Maintenance
Proactive field services that reduce downtime, preserve warranties, and extend asset life.
Manufacturer Recommended Maintenance: Equipment-specific maintenance performed to OEM specifications
Regular Inspections: HV-MV system inspections, diagnostics, and functional testing, from PV field to substation
Minor Repairs: Minor preventive repairs to mitigate risks before they escalate
Balance of Plant Maintenance: Balance-of-plant upkeep including CCTV, HVAC, roads, vegetation management, and panel washing
Corrective Maintenance
Fast, field-tested response to restore performance and limit downtime when failures strike.
Dynamic Onsite Staffing: Rapid on-site deployment from our skilled technician pool
Issue Identification: Utilize advanced alerts and analytics to detect and diagnose issues.
Repair and Replacement: Component repair and replacement to safely return systems to service
24/7 On-call Support: 24/7 dispatch access to experienced engineers and support staff
PV/DC Field Services
Full-scope DC electrical support to optimize PV system performance.
IV curve tracing and ground fault repair
Inverter and tracker diagnostics
Hot combiner box (HCB) thermography
Visual and thermal inspections
MV Transformer, Cable & Substation Services
NETA-compliant testing and maintenance to ensure grid stability and site safety.
Transformer inspections, IR, oil sampling, and electrical testing
Cable splicing, termination, and VLF testing
Substation testing (breakers, relays, batteries, PT/CTs)
Battery Energy Storage Systems (BESS)
We provide comprehensive support for energy storage systems, ensuring safety, compliance, and optimal performance.
Dynamic Onsite Staffing: Ensure immediate support for operational needs
Issue Identification: Utilize advanced alerts and analytics to detect and diagnose issues
Repair and Replacement: Swiftly restore functionality by repairing or replacing defective components.
24/7 On-call Support: 24/7 dispatch access to experienced engineers and support staff
EPC Commissioning Services
Providing end-to-end commissioning services for utility-scale solar and energy storage projects.
Initial inspections and system verification.
Comprehensive pre-commissioning and energization
Functional testing of inverters, transformers, SCADA, and protection systems
Grid synchronization and performance validation
Detailed handover documentation and reporting
