High-Quality 6.3kV Huawan Oil Immersed Transformer for Reliable Power Distribution Solutions

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Basic Specifications

Model NO.S11-M-2500

CoreCore-type Transformer

Cooling MethodOil-immersed Type

Winding TypeTwo-winding Transformer

CertificationISO9001-2000, ISO9001, CCC

UsagePower, Distribution Transformer

FrequencyPower Frequency

Shape of CoreRing

Capacity200kVA

Cooling SystemNature Air + Oil Cooling

Package Size820cm * 600cm * 500cm

Gross Weight3000.000kg

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Oil Immersed 3 Phase Transformer

The fully sealed oil immersed power transformer adopts the fully oil-filled sealed type. The corrugated tank shell is a permanently sealed tank with its elasticity adapting to the expansion of oil. It is designed to withstand various outdoor harsh environments and is widely used in power distribution equipment.

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Technical Parameters

Please provide the following technical parameters when placing an order:

kV rated voltage
Rated current capacity
Combination of three levels, accurate phase
Rated output and corresponding accurate level (VA)

Model	Capacity (kVA)	No-load Loss (W)	Load Loss (W)	Dimensions (LxWxH mm)	Weight (kg)
S11-M-30	30	90	600	740x665x875	283
S11-M-100	100	200	1500	850x715x1055	520
S11-M-250	250	400	3050	1340x880x1230	1027
S11-M-630	630	840	6200	1585x1030x1370	1771
S11-M-1000	1000	1150	10300	1775x1175x1530	2379
S11-M-2000	2000	1950	18500	2090x1280x1930	2830

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Product Features

Low Noise: Compact design with new materials and technology reduces operating noise effectively.
Long Service Life: Fully sealed case cover and tank rim are bolted/welded to isolate oil from air contact.
Small Footprint: Corrugated plate fins compensate for oil volume changes, resulting in a beautiful, compact design.
Maintenance-Free: The fully sealed structure eliminates the need for regular internal maintenance.

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Applicable Environment

High ambient temperature: +40ºC / Low ambient temperature: -25ºC
Altitude: < 1000m
Monthly average relative humidity: 90% (20ºC)
Ideal for chemical plants, factories, remote areas, and harsh environments.

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Production Process & Detailed Photos

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Expertise & Capacity

We specialize in power equipment, focusing on the production, sale, and research of power transformers, substations, high- and low-voltage switchgear, and other related electrical equipment. We hold certifications including ISO 9001, CE, 3C, TUV, and the Green Power Certificate Trading Voucher.

Our team includes over 200 professionals, including senior engineers and technical workers. We offer more than 50 product series and over 600 specifications. Our annual production capacity exceeds 5,000 units, backed by numerous national patents and product testing certifications. Our products are well-regarded nationwide in industries such as metallurgy, shipbuilding, mining, and smart buildings.

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Frequently Asked Questions

1. Are you a trading company or manufacturer? Are OEM/ODM available? We are a factory with more than 10 years of experience. We provide professional manufacturing services.

2. Do you have a product catalogue? Yes, we have a comprehensive product catalog. Please contact us to request a copy for review.

3. What is the production lead time? In general, it takes about 25 working days for production, depending on the specific model and requirements.

4. Do you have products in stock? Standard models are usually available in stock depending on your specific request.

5. What are the accepted payment methods? We accept payments via T/T (Telegraphic Transfer) and L/C (Letter of Credit).

6. Do the products come with a guarantee? Every product comes with a 1-year quality warranty. If any quality issues arise, our technical department will provide a solution within 2 days.