Frequently Asked Questions
Below are common questions — click a question to view the answer.
Our core products are a full range of 10kV~40.5kV outdoor high-voltage disconnectors. Meanwhile, we also produce supporting power fittings, distribution steel structural parts, mounting brackets and other auxiliary components. Our products are widely applied in urban and rural power grid upgrading projects, newly-built outdoor substations, internal power distribution systems of industrial and mining enterprises, booster stations for new energy power generation, municipal power supporting projects and so on. The products can adapt to various harsh outdoor operating environments including severe cold, heavy rainfall, windy and sandy areas, and fully comply with local power grid operation standards in different regions.
We offer all-round whole-life cycle after-sales maintenance services for our high-voltage disconnectors. During the valid warranty period, we provide free remote fault diagnosis, online operation guidance and free replacement of non-human damaged spare parts. After the warranty expires, we will supply original spare parts at factory cost price permanently. Our technical team is available all year round to answer daily operation troubleshooting via phone and video. For long-term cooperative clients, we can sign regular annual maintenance service contracts, arranging engineers to conduct periodic on-site inspection, lubrication maintenance, tightness checking of connecting parts and performance testing, so as to eliminate potential hidden dangers in advance and ensure the long-term stable and safe operation of power equipment.
All our high-voltage disconnectors are manufactured strictly in accordance with national GB standards and power industry technical specifications. Every batch of finished products undergoes complete factory testing covering insulation, voltage resistance, mechanical performance and anti-corrosion indicators, with formal test reports and inspection records archived. We can supply complete qualification documents including factory test reports, product qualification certificates, material inspection reports and hot-dip galvanizing test reports required for grid acceptance. Up to now, our products have passed the formal acceptance of numerous urban and rural power grid renovation, substation construction projects in multiple regions. We can cooperate with third-party authoritative testing institutions to carry out sampling inspection if the project side has special testing requirements to fully meet the acceptance standards of power grid projects.
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