750kVA 10kV Three Phase Dry Type Transformer

Henan GNEE Electric Co., Ltd. is one of the leading manufacturers and suppliers of 750kva 10kv three phase dry type transformer in China, also supports customized service with low price. Welcome to buy discount 750kva 10kv three phase dry type transformer for sale here from our factory. If you have any enquiry about pricelist, please feel free to email us.

As a leading industrial transformer manufacturer, GNEE delivers customizable 750kVA 10kV three-phase dry type transformers designed to meet the strict power quality, safety, and reliability requirements of global buyers across North America, Europe, Southeast Asia, the Middle East, and Africa. Unlike oil-immersed transformers, our cast resin dry-type units eliminate fire and environmental risks, making them ideal for indoor installations, urban substations, and sensitive commercial facilities.

Key Advantages for Global Purchasers

✅ Compliant with International Standards: Fully certified to IEC 60076, ANSI C57.12.01, and IEEE standards, ensuring seamless integration into global power grids

✅ Customizable Capacity & Voltage: 750kVA base model with flexible customization from 100kVA to 10000kVA, 10kV primary voltage compatible with 35kV class medium voltage systems

✅ Low Maintenance & Long Service Life: Moisture-proof, flame-retardant cast resin insulation with 30+ year service life, reducing operational costs for long-term projects

✅ Energy-Efficient Design: Low no-load and load losses, meeting global energy efficiency standards to cut power consumption and carbon footprint

✅ Flexible Installation: Suitable for indoor, semi-outdoor, floor-mounted, or platform-mounted setups, adapting to diverse project site requirements

Our 750kVA 10kV three-phase dry type transformers are engineered for a wide range of industrial, commercial, and infrastructure projects worldwide:

• Industrial Power Systems: Manufacturing plants, factories, mining operations, and industrial substations
• Commercial Facilities: Office buildings, shopping malls, hospitals, data centers, and high-rise buildings
• Renewable Energy Projects: Solar farms, wind power stations, and energy storage systems
• Grid Infrastructure: Urban distribution substations, power distribution stations, and utility grid upgrades
• Specialized Projects: Railway electrification, port facilities, and offshore installations

At GNEE, we understand that every power project has unique requirements. Our 750kVA 10kV dry type transformers are fully customizable to meet your specific project needs, including:

• Custom voltage ratios, vector groups, and tap changer configurations
• Specialized cooling systems for high-temperature environments
• Enhanced insulation for harsh climate conditions (high humidity, salt spray, extreme cold)
• Custom enclosure designs for noise reduction and space optimization
• OEM/ODM services for brand integration and private labeling

We serve global buyers with end-to-end support, from technical consultation and design to manufacturing, testing, and after-sales service. Our team of transformer engineers works closely with you to deliver solutions that match your project timeline, budget, and performance requirements.

Project Background

A leading renewable energy developer in Southeast Asia required a reliable, low-maintenance transformer solution for their 50MW utility-scale solar farm. The project demanded a 750kVA 10kV three-phase dry type transformer to step down medium voltage from the solar array inverters to grid-compatible low voltage, with strict requirements for fire safety, weather resistance, and long-term reliability in a tropical, high-humidity environment.

Client Pain Points

• High ambient temperatures and humidity risked transformer insulation degradation
• Strict local fire safety regulations prohibited oil-immersed transformers in the solar farm substation
• Need for a transformer with low no-load losses to maximize solar energy efficiency
• Requirement for fast delivery and global shipping to the remote project site

GNEE Solution

GNEE delivered a custom 750kVA 10kV three-phase cast resin dry type transformer with the following tailored features:

• Enhanced Moisture-Proof Insulation: Upgraded Class F cast resin with anti-condensation coating, optimized for 40°C+ ambient temperatures and 95% humidity
• Low-Loss Winding Design: Reduced no-load and load losses by 12% compared to industry standards, boosting the solar farm's overall energy output
• Forced Air Cooling (AF) Option: Added AF cooling system to support 120% overload capacity during peak solar generation hours
• Dyn11 Vector Group: Compliant with Southeast Asian grid standards for seamless grid integration
• Semi-Outdoor Enclosure: IP23-rated enclosure with corrosion-resistant coating, suitable for outdoor installation in the solar farm substation

Project Outcome

• The transformer has operated flawlessly for 3+ years with zero downtime, exceeding the client's reliability expectations
• Reduced the solar farm's operational costs by 15% through low maintenance and energy efficiency
• Received full certification from local power authorities, enabling smooth grid connection
• The client has since placed repeat orders for 10+ additional transformers for their new solar projects across Southeast Asia

All GNEE 750kVA 10kV three-phase dry type transformers undergo strict quality testing before delivery, including:

• No-load loss and load loss testing
• Insulation resistance and dielectric strength testing
• Temperature rise testing
• Short-circuit withstand testing
• Noise level testing

We provide full certification packages, including IEC, ANSI, IEEE, CE, and other regional certifications, to ensure compliance with local power grid regulations and project requirements.

Are you looking for a reliable supplier of 750kVA 10kV three-phase dry type transformers for your industrial, commercial, or renewable energy project? GNEE is your trusted partner for high-quality, cost-effective transformer solutions.

Request A Quote

📩 Contact our sales team today to get a customized quote, technical datasheet, and project proposal:

• Email: sales@gneesteels.com
• WhatsApp:+8615824687445
• Website: www.chinasiliconsteel.com

We offer fast lead times, global shipping, and 24/7 technical support for all our transformer products. Let us help you find the perfect 750kVA 10kV dry type transformer solution for your power needs.

FAQ

Q1: What is the difference between a dry type transformer and an oil-immersed transformer?

A: Dry type transformers (like our 750kVA 10kV model) use solid cast resin insulation, while oil-immersed transformers use mineral oil for cooling and insulation. Key advantages of dry type transformers include:

• Zero fire and environmental risk (no oil leakage), ideal for indoor and urban installations
• Lower maintenance requirements and longer service life
• Compliance with strict fire safety regulations for commercial and industrial facilities
• Better performance in high-humidity and harsh climate environments

Q2: Can I customize the 750kVA 10kV transformer for my specific project requirements?

A: Yes! All GNEE 750kVA 10kV three-phase dry type transformers are fully customizable. We can tailor:

• Primary/secondary voltage ratios (e.g., 10kV to 480Y/277V for North America, 10kV to 400/230V for Europe)
• Vector groups (Dyn11, Yyn0, etc.) to match your grid requirements
• Cooling systems (AN/AF) for overload capacity
• Enclosure ratings (IP20, IP23, IP54) for indoor/outdoor installation
• Tap changer options (off-load/on-load OLTC) for voltage regulation

Q3: What international standards do your 750kVA 10kV transformers comply with?

A: Our transformers are fully certified to meet global standards, including:

• IEC 60076 (International Electrotechnical Commission)
• ANSI C57.12.01 (American National Standards Institute)
• IEEE (Institute of Electrical and Electronics Engineers)
• CE (European Conformity)We also provide custom certification for regional power grid requirements in North America, Europe, Southeast Asia, the Middle East, and Africa.

Q4: What is the typical lead time for a 750kVA 10kV dry type transformer?

A: Our standard lead time for a 750kVA 10kV three-phase dry type transformer is 2-4 weeks from order confirmation. For custom configurations or large-volume orders, we will provide a tailored delivery timeline. We also offer expedited shipping for urgent project requirements, with global door-to-door delivery to all major countries.

Q5: What is the service life of a GNEE 750kVA 10kV dry type transformer?

A: Our cast resin dry type transformers have a minimum 30-year service life with proper installation and maintenance. The flame-retardant, moisture-proof cast resin insulation is highly durable, with no risk of oil degradation or leakage, reducing long-term operational costs. We also provide a 2-year warranty for all our transformers, with 24/7 global after-sales support.

Q6: Can your 750kVA 10kV transformer be used for renewable energy projects like solar and wind farms?

A: Absolutely! Our 750kVA 10kV three-phase dry type transformers are specifically engineered for renewable energy applications. They feature low no-load losses, high overload capacity, and robust insulation, making them ideal for solar farms, wind power stations, and energy storage systems. We have completed hundreds of renewable energy projects worldwide, including the 50MW solar farm case study above.

Q7: What maintenance is required for a 750kVA 10kV dry type transformer?

A: Dry type transformers require minimal maintenance compared to oil-immersed models. Recommended routine maintenance includes:

• Annual inspection of winding insulation resistance
• Cleaning of cooling fins and enclosure to ensure proper ventilation
• Checking tap changer contacts and connection tightness

Temperature rise testing every 3-5 yearsWe also provide comprehensive maintenance guides and on-site technical support for all our clients.

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