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O&M Business O&M Business O&M Business
  • O&M BUSINESS

O&M Business

The core of the solar energy business is maintenance.




What is O&M service?


It is a service to increase the efficiency of the power plant and increase profits through systematic maintenance of the solar power plant.
With 16 years of experience in the solar industry, the Grand Sun Technology Company's systematic service is recognized as the best in the industry.




  • 24-hour monitoring

    24-hour monitoring

  • Data-based plant management

    Data-based plant management

  • Immediate problem resolution via maintenance network

    Immediate problem resolution via maintenance network

  • Basic maintenance tasks

    Basic maintenance tasks

ONE STOP SOLUTION

Appointment of an electrical safety manager, issuance of REC, and sales

01. Regular inspection

Inverters, modules, junction boards, networks, etc. Check output status and monitoring.

02. Power generation monitoring

In the event of a power generation problem, identify the cause and take measures after consultation with the control center

03. Power payment management

REC two-way transaction and long-term bidding / REC spot transaction information provision / damage assessment agency

04. Comprehensive Diagnostic Service

Check the voltage, current, and output of all instruments, such as the junction board and meter, and analyze and take action on the cause of the inverter power drop

05. Emergency dispatch service

Inverter shutdown and plant abnormality check

Highest performing equipment available

Has industry-leading plant diagnostic equipment such as thermal imaging drones and thermal imaging cameras

Thermal imaging drone

A thermal camera

A multi-tester

Ground resistance meter

Leakage ammeter

Electroscope

Portable Power Analyzer

Waveform Analyzer

Thermal imaging inspection service

High-resolution, high-performance cameras and drones equipped with thermal imaging cameras enable rapid problem resolution by checking the entire hotspot zone and taking pictures of delicate locations.

  • Step01. Planning

    Step01
    Map large areas with high resolution

  • Step01. E-Business

    Step02
    Quick and precise checks

  • Step01. Development

    Step03
    Rapid action to prevent power loss in case of module failure

O&M Service Items

Accurate and rapid service, seeking perfection in every little thing.

Category Content Note
Operation management Operational monitoring Remote monitoring of major facility operational status Everyday
Alarm when an event occurs, such as power generation interruption
Performance Management Analyze and maintain power generation performance
Periodic report of power generation performance (monthly, quarter, year)
Accounting management Work related to electricity transactions
Maintenance Safety manager Acting and appointing a legal safety manager according to capacity Capacity
Inspection management Regular inspection (visit once a month), emergency inspection Once a month
Plant management Adjustment of variable facility angle (up to 4 times/year) Consultation
Weeding (up to 2 times/year) and module cleaning
Insurance subscription Plant insurance (property, corporate rest, etc.)
Repair Defect repair management, replacement of consumables, and field work management If necessary
Handling of the algebraic cost
System Warranty Defect repair management, replacement of consumables, and field work management Warranty Level Consultation
Power generation facility warranty management
Incident Management Emergency dispatch (up to 4 times a year) and reporting, and on-site recovery If necessary
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