proactive O&M services
DS Energy provides variety of different maintenance services, according to the needs of each customer. Different maintenance and operation indicators are established in the contract to ensure that the maintenance work can accurately achieve the customer's mission. It can be roughly divided into several types of services:
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Regular maintenance work
- Aerial Thermal Imaging and analysis, Insulation Resistance Testing, Ground Resistance Testing ,etc.
- Cracks check, loose or rusted objects, breakage, pollution, water seepage, abnormal sound or smell, burnt or hot melt, animal invasion, cleaning, etc.
- Reference to international regulations, formulate O&M work instructions, and arrange relevant training. Perform inspections in accordance with the specified cycle of the contract

Structure & Reck
Wave board, cement base stand

Module
Module、module frame, reck, fixed base, wire & connector

DC junction box
Body look, fixed stand, machine inside, wire & connector

AC switchboard
Body look, fixed stand, Box inside,
connecting points
connecting points

Climate system
Daylight meter, module thermometer,
meter header/box

Monitoring system
Body look, fixed stand, control box, machine, computers or
data logger
data logger

Trunking(pipe)
Cover plate , metal hose

Bulk meter
Normal to record meter data (serial no. 109)

Cleaning system
Switch, gate and connected pipes

High voltage equipment
Transformer, isolating switch, relay transformer flow, relay

Drain system
Blocked or not

Roof waterproof
Waterproof glue
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Emergency troubleshooting
The abnormal conditions will be overhauled according to different severity levels. The "overhaul report" and "damage report" shall file in and be kept for future reference. Meanwhile, a response time indicator will be established and reviewed regularly, in order to assure the quality of O&M services.SeverityProportion of power generation lossTime Limit
Serious 100% <24hrs Medium >30% OR >300kWp <3days Minor 0~30% <3days Monitoring _ <10days
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Real-time monitoring and data analysis
DS has professional monitoring center, full-time monitoring personnel to analyze and inspect daily operations of solar plant, respectively
Unified management, sending of work orders to partners in various regions, real-time tracking and repair of the abnormal status of the plants