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Hunan Hentg Power Electric Technology Co., Ltd.

  • China,Changsha ,Hunan
  • Verified Supplier
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China High Efficiency 2000kVA Step Down Transformer 11KV to 0.433KV Oil Immersed
China High Efficiency 2000kVA Step Down Transformer 11KV to 0.433KV Oil Immersed

  1. China High Efficiency 2000kVA Step Down Transformer 11KV to 0.433KV Oil Immersed
  2. China High Efficiency 2000kVA Step Down Transformer 11KV to 0.433KV Oil Immersed

High Efficiency 2000kVA Step Down Transformer 11KV to 0.433KV Oil Immersed

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Payment Terms L/C,D/A,D/P
Delivery Time 25
Packaging Details wooden
Material 100% Copper\Aluminum
Standards Compliance IEC 60076
Solution One-stop Solution
Frequency 50 Hz/60Hz
Cooling Way Onan/Onaf
Rated capacity 30-2500kVA
Warranty 1 Year
Brand Name HENTGPOWER
Model Number S11-2000-11/0.433
Certification ICE60076
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,D/A,D/P Delivery Time 25
Packaging Details wooden Material 100% Copper\Aluminum
Standards Compliance IEC 60076 Solution One-stop Solution
Frequency 50 Hz/60Hz Cooling Way Onan/Onaf
Rated capacity 30-2500kVA Warranty 1 Year
Brand Name HENTGPOWER Model Number S11-2000-11/0.433
Certification ICE60076 Place of Origin China
High Light Compliant Step Down TransformerHigh Efficiency Step Down Transformer2000kVA Step Down Transformer
High Efficiency 2000kVA Step Down Three Phase Transformer 11KV 0.433KV for Urban Infrastructure
Product Overview

Our 2000kVA 11kV/0.433kV step-down transformer is a high-performance solution designed for reliable urban power distribution and industrial grid stability. Compliant with IEC 60076 standards, this S11 series oil-immersed transformer is engineered to bridge the gap between high-voltage transmission and localized power needs, ensuring consistent energy flow for manufacturing plants, commercial complexes, and infrastructure developments.

High Efficiency 2000kVA Step Down Three Phase Transformer for urban infrastructure applications
Key Features
  • Maximized Energy Efficiency: Features an advanced silicon steel core that significantly reduces no-load losses and operational costs
  • 100% Electrolytic Copper Windings: Ensures superior thermal stability and electrical conductivity, preventing overheating during peak load hours
  • Climate-Resilient Construction: Specifically treated with high-grade anti-corrosion coatings to withstand high humidity and extreme tropical temperatures
  • Zero-Maintenance Sealing: The hermetically sealed tank design prevents oil oxidation, extending the service life to over 30 years without the need for periodic oil filtration
Technical Specifications
Core Technology High-permeability, grain-oriented cold-rolled silicon steel with 45-degree full-miter joint to reduce magnetic noise and vibration
Cooling System ONAN (Oil Natural Air Natural) cooling with high-surface-area corrugated radiators for rapid heat dissipation
Insulation Class Class A insulation with high-dielectric strength transformer oil, tested for breakdown voltages exceeding 50kV
Vector Group Dyn11 (ideal for unbalanced industrial loads) or Yzn11 per project requirements
Protection Devices Integrated pressure relief valves, oil level gauges, and multi-functional signal thermometers for real-time monitoring
Environmental Solutions

In sand-prone regions like Africa, airborne particles and extreme heat often lead to seal degradation. We solve these environmental challenges through:

  • Double-Gasketed Sealing Technology: High-performance nitrile rubber gaskets and precision-machined flange surfaces create a "Dual-Barrier" against fine dust infiltration and prevent oil seepage
  • Vacuum-Oiling Process: Removes all air bubbles and moisture during filling, eliminating internal pressure fluctuations that cause micro-cracks in traditional seals
  • Reinforced Corrugated Tanks: Robotically welded and pressure-tested to 0.5 bar, ensuring structural integrity under heavy sandstorms and thermal expansion cycles
Transformer construction details showing environmental protection features
Frequently Asked Questions
Does the transformer meet international bidding requirements?

Yes, our units are fully compliant with IEC 60076 and come with comprehensive Type Test Reports from accredited laboratories.

How do you handle shipping to landlocked African regions?

We use heavy-duty seaworthy packaging and reinforced steel frames to ensure the transformer arrives without mechanical vibration damage.

Can the secondary voltage be customized (e.g., 400V, 415V, 433V)?

Absolutely. We offer customizable tap changers (±2x2.5% or ±5%) to match specific local grid demands.

What is the lead time for large EPC projects?

For a standard 2000kVA unit, our production cycle is 15-20 days, supported by a massive inventory of raw materials for rapid scaling.

Are the bushings designed for high-pollution areas?

We offer high-creepage distance porcelain or composite bushings that prevent flashover in dusty and sandy environments.

Contact our engineering team today for a customized technical quote and regional shipping estimate!

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:

    200~250

  • 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.hentgpower.com/

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