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China factory - Hunan Hentg Power Electric Technology Co., Ltd.

Hunan Hentg Power Electric Technology Co., Ltd.

  • China,Changsha ,Hunan
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  3. Wind Power Package Substation 35 kV 0.8 kV 4000kVA 3150 kVA Intelligent
China Wind Power Package Substation 35 kV 0.8 kV 4000kVA 3150 kVA Intelligent
China Wind Power Package Substation 35 kV 0.8 kV 4000kVA 3150 kVA Intelligent

  1. China Wind Power Package Substation 35 kV 0.8 kV 4000kVA 3150 kVA Intelligent
  2. China Wind Power Package Substation 35 kV 0.8 kV 4000kVA 3150 kVA Intelligent

Wind Power Package Substation 35 kV 0.8 kV 4000kVA 3150 kVA Intelligent

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  1. Product Details
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Product Specification

Wind Power Package Substation 35 kV 0.8 kV 4000kVA 3150 kVA Intelligent Renewable Energy Grid Connected Transformer Station
Product Overview

The Intelligent Wind Power & Solar Renewable Energy Package Substation is a premium, fully-prefabricated distribution center engineered for heavy-duty grid-tied green energy systems. Featuring a high-performance dry-type transformer, this eco-friendly, smart enclosure is specifically optimized to step up inverter-side voltage (0.8kV) directly to the high-voltage transmission grid (35kV), providing an uninterrupted power supply under extreme outdoor environments.

Intelligent Wind Power Package Substation exterior view showing robust enclosure design
Core Selling Points
  • Eco-Friendly Dry-Type Design: Features absolute zero oil utilization, eliminating flammability hazards and eliminating traditional liquid maintenance demands completely.
  • Smart Microgrid Connectivity: Integrated intelligent remote monitoring modules track temperature, load, and voltage variances in real-time for effortless operation.
  • Plug-and-Play Prefabrication: Factory-assembled, completely wired, and pre-tested to slash on-site labor times and installation costs by up to 60%.
  • Superior 35kV Insulation Layer: Advanced vacuum cast resin engineering offers exceptional dielectric strength and high temporary overload capacity.
  • Heavy-Duty Weatherproofing: Fortified with an IP54-rated structural enclosure to resist coastal humidity, blistering desert heat, and intense UV rays.
Technical Specifications & Highlights
Rated Capacity Range Dual optimized ratings at 3150kVA and 4000kVA to accommodate large-scale wind farm turbines or centralized photovoltaic arrays.
Voltage Configuration High Voltage side: 35kV (or 33kV adaptive); Low Voltage side: 0.8kV / 0.69kV customized specifically for modern central inverters.
Cooling System Smart automated forced-air cooling (FANS) triggered automatically by precise digital thermal sensors to maintain optimal operating temperatures under peak loads.
Enclosure Metallurgy Built using heavy-gauge hot-dip galvanized steel panels with specialized anti-corrosion marine-grade coatings, ensuring a reliable 30-year operational life.
Component Segmentation Strict internal compartmentalization isolates the High-Voltage Switchgear, Dry-Type Transformer, and Low-Voltage Distribution Units to prevent thermal or electrical interference.
Harsh Environment Solutions (Targeting High-Dust & Arid African Regions)

The Environmental Obstacle: Arid African regions face relentless dust storms and fine sand penetration, which can cause severe electrical tracking, insulation degradation, and component overheating. Furthermore, traditional oil-immersed substations risk fluid leakage due to thermal expansion and seal degradation under extreme ambient heat, leading to severe environmental contamination and fire hazards.

Our Engineering Solution: Our European-type substation uses an advanced Dry-Type Cast Resin Transformer, eliminating the presence of insulating fluids and fundamentally nullifying all oil leakage risks and environmental concerns. To conquer heavy dust, the station features an IP54 sealed structure utilizing labyrinth-style air intake channels equipped with multi-stage washable dust filters. Smart positive-pressure ventilation keeps micro-particles entirely out of the core compartment, ensuring a clean, zero-leakage, maintenance-free operation across desert landscapes.

Frequently Asked Questions (For African Distributors & EPC Contractors)
Does this dry-type substation require complex maintenance in high-temperature African regions?
Not at all. Because it is a completely dry-type system with no oil level checks or gasket replacements needed, maintenance is virtually zero. The smart automatic cooling fans and washable dust filters are the only parts requiring periodic inspection.
How does the system handle the unstable voltage grids common in developing energy markets?
The substation is armed with premium high-voltage surge arresters and smart electronic relay protection systems, shielding the transformer core against grid spikes, temporary phase losses, and harmonic distortions.
Is this compact substation compliant with international tender specifications?
Yes, it strictly complies with IEC standard regulations, making it immediately eligible for government utility bids, local power authority reviews, and international EPC project specifications.
Can the low-voltage side configuration be customized to match specific solar inverters?
Absolutely. While 0.8kV and 0.69kV are standard inverter side voltages, our technical engineers can precisely adapt the terminations and voltage vectors to match any global inverter brand.
How is the product protected against severe corrosion in coastal or highly humid African zones?
The exterior shell undergoes a rigorous hot-dip galvanization process followed by electrostatic powder coating. This dual-layer protection successfully passes demanding salt spray endurance tests, avoiding rust completely.
Internal view of wind power substation showing component layout and insulation
Contact our expert sales engineering team today to receive a customized technical layout and a competitive project quotation within 24 hours!

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer

  • Year Established:

    2011

  • Total Annual:

    300-500MVA

  • Employee Number:

    150~200

  • Ecer Certification：

    Verified Supplier

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Get in touch with us

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  • Hunan Hentg Power Electric Technology Co., Ltd.
  • Room905, D6 building, CCSP Industrial Park, Yuelu District, Changsha，Hunan province, China
  • https://www.ecer.com/corp/uuuf953-hentgpower2025.html

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