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20kw Aluminum Oil Filled Distribution Transformer High Voltage Step Up Transformer

20kW Aluminum Oil Filled Distribution Transformer

High Voltage Step Up Transformer for Industrial Applications

Product Specifications

Attribute	Value
Frequency	50Hz, 60Hz, 50/60Hz
Phase	Three
Application	Distribution system
Output Voltage	110V, 220V, 380V, 400V, 440V, 480V, 11kV
Input Voltage	3kV, 12.47kV, 6.6kV, 6.3kV, 6kV, 10kV, 35kV
Type	Oil-Immersed Transformer
Rated Capacity	8000KVA-31500KVA
Cooling Method	Oil Cooling
Material	Aluminum, Copper
Shape	Rectangle

Key Features

High Voltage Rating: 35kV for superior performance in medium voltage applications
Wide Power Range: Available from 50kVA to 3150kVA to suit various power needs
Oil-Immersed Technology: Uses mineral oil for effective heat dissipation and reliable performance
Compact and Robust Construction: Designed for space-saving and long-lasting use

Technical Specifications

35KV Three-Phase Oil Immersed Transformer

Capacity (KVA)	HV (KV)	HV Tapping	LV (KV)	Vector Group	No-load Loss (W)	On-load Loss (W)	No-load Current (%)	Short Circuit Impedance (%)
630	35	±5%	3.15 6.3 10.5	Yd11	830	7870	1.1	6.5
800	35	±5%	3.15 6.3 10.5	Yd11	980	9410	1	6.5
1000	35	±5%	3.15 6.3 10.5	Yd11	1150	11540	1	6.5

Our Manufacturing Process

Step 1: Inquiry & Design

We respond to inquiries within 1 hour and recommend suitable transformers according to your needs. We provide reasonable quotations and payment terms. Our professional drawing and technical teams will confirm all drawing contents with you within 7 days after payment, including technical data, weight, and parts list.

Step 2: Production & Quality Control

After finalizing the production drawing, we prepare stock, manufacture, and conduct rigorous quality inspections before shipment. We provide QC reports and test reports, with raw materials strictly screened to ensure quality. We offer Factory Acceptance Tests (FAT) upon request.

Step 3: Installation & Support

Our professional team provides installation guidance and on-site support. We offer more than 2 years of warranty service, ensuring long-term reliability and performance of your transformer.

Key Benefits

Optimized for 35kV Medium Voltage Networks: Designed for industrial zones, rural power grids, and utility substations
Stable and Balanced Three-Phase Power Supply: Delivers consistent voltage across all phases
Efficient Oil-Immersed Cooling System: Uses mineral or natural ester insulating oil for effective heat dissipation
High Reliability and Robust Construction: Built to withstand electrical, mechanical, and thermal stress

Frequently Asked Questions

Who are we?

HENTG POWER is a professional designer, manufacturer and installer of power system solutions founded in 2011, occupying 100,000 square meters. We specialize in reliable, high-performance solutions for global power systems.

How can we guarantee quality?

We conduct pre-production samples before mass production and final inspections before shipment, providing QC & test reports. We accept Factory Acceptance Tests (FAT) and manufacture oil type and dry type distribution transformers up to 500KV 480MVA power transformers, GIS, switchgear, and substations based on ANSI/IEEE/DOE2016/CSA/IEC60076 standards.

Why choose us?

We have professional drawing and technical teams that confirm all drawing contents within 7 days. Our technical team includes 30+ senior engineers offering 24-hour online service with responses within 30 minutes.

What services can we provide?

We accept OEM orders and negotiate business payment terms to meet your specific requirements.

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