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S11 Type 6-10kV Series Power Transformer.jpg

S11 Type 35kV 6-10kV Series Power Transformer.png

S11 Type 35kV 6-10kV Series Power Transformer right.jpg

China S11 Type 35kV Series Distribution Transformer - Reliable Factory Suppliers for Outdoor Applications

Introducing our S11-M 10kV Series Fully-Sealed Distribution Transformers, designed to excel in outdoor applications with capacities ranging from 30 to 2500 kVA. As a leading manufacturer from China, our factory produces these transformers in compliance with GB standards, ensuring quality and reliability. The S11-M series offers significant advantages, such as reduced no-load losses—30% lower compared to the S9 series—along with robust short-circuit resistance and innovative wave-type tanks that require no maintenance, Our Fully-Sealed Distribution Transformers are equipped with adjustable voltage combinations and Dyn11/Yyn0 connection groups, all within compact dimensions for easy integration. Built to withstand harsh environments, these transformers enhance safety with features like pressure relief valves and gas relays. As reputable suppliers, we also provide customizable options, including rectifier or mining transformers, to meet specific industrial needs. The sealed construction guarantees longevity and dependable performance across various applications, making our S11-M series transformers an ideal choice for your power distribution requirements

Product Details

Type & Meaning

1	Three-Phase Oil-Immersed Transformer
2	Performance Level Code
3	Rated Capacity (kVA)
4	Voltage Class (kV)

Product Introduction

Device Type: Outdoor Type
Normal Ambient Operating Conditions: Altitude not exceeding 1000m.
Special Ambient Operating Conditions: Altitude exceeding 1000m.
Installation Site: Environment free from corrosive gases and obvious dirt.
This product is a direct distribution transformer, which directly supplies industrial and agricultural power and lighting from the 35kV power grid.

Product Display

S11 Type 35kV Series Distribution Transformer back

Technical Parameters

Technical Parameters of S11 Type 35kV Series Distribution Transformer

Rated Capacity (kVA)	Voltage Combination			Connection Symbol	No-Load Loss(W)	Load Loss (W)	Short-Circuit Impedance (%)	No-Load Current (%)	Weight (kg)		Overall Dimensions (mm)	Wheelbase (mm)
Rated Capacity (kVA)	High Voltage (KV)	Tap Changer (%)	Low Voltage (kV)	Connection Symbol	No-Load Loss(W)	Load Loss (W)	Short-Circuit Impedance (%)	No-Load Current (%)	Oil Weight	Total Weight	Length (L)×Width (W)×Height (H)	Wheelbase (mm)
50	35 38.5	±5%	0.4	Yyn0	210	1210	6.5	2	230	650	1120×930×1450	550×550
100					290	2020		1.8	280	800	1120×950×1500	550×550
125					340	2380		1.7	330	920	1150×1000×1650	550×550
160					360	2840		1.6	340	950	1200×1000×1680	550×550
200					430	3330		1.5	350	1120	1350×1080×1720	660×660
250					510	3960		1.4	400	1300	1400×1100×1760	660×660
315					610	4770		1.4	450	1300	1950×950×1840	660×660
400					730	5760		1.3	500	1300	1980×1050×1900	660×660
500					860	6930		1.2	550	1300	2020×1150×1980	660×660
630					1040	8280		1.1	650	2400	2100×1200×2050	710×710
800					1230	9900		1.0	800	2900	2200×1250×2150	710×710
1000					1440	12150		1.0	950	3400	2300×1300×2200	820×820
1250					1760	14670		0.9	1080	4050	2400×1350×2250	820×820
1600					2120	17550		0.8	1180	4800	2450×1480×2300	820×820
2000					2510	20800		0.7	1250	5400	2500×1600×2400	1070×1070
2500					2970	24600		0.7	1480	6300	2580×1880×2500	1070×1070
3150					3800	29200		0.6	1750	7100	2700×2250×2630	1070×1070

Note:

1. For technical parameters, overall dimensions, and weight data of 35kV class transformers with larger capacities, please consult our company.

2. Transformers with various voltage combinations, short-circuit impedances, and connection methods can be provided according to user requirements.

3. The weight and overall dimension data in the table are for reference only; no prior notice will be given for any changes.

Product Features

A series of reforms in materials, processes, and structures have been adopted for this product, bringing its electrical performance up to the advanced international level of similar products. Featuring high efficiency and low loss, it can save a significant amount of power consumption and operating costs, delivering remarkable social benefits.

The core is made of high-quality cold-rolled grain-oriented silicon steel sheets stacked with fully mitered joints. Vacuum oil filling is employed. The oil tank is square-shaped, and three types of radiators are available for user selection: corrugated, plate-type, and tubular.

Frequently Asked Questions

What is the primary application of the S11 Type 35kV Series Distribution Transformer?

This transformer is designed as a direct distribution unit that directly steps down voltage from the 35kV power grid to supply power and lighting for industrial and agricultural applications.

What are the standard and special operating conditions for this transformer?

Under normal ambient operating conditions, the installation altitude should not exceed 1000m. For altitudes exceeding 1000m, special ambient configurations can be customized. The installation site must be free from corrosive gases and obvious dirt.

How is the core of the S11 transformer constructed?

The core is manufactured using high-quality cold-rolled grain-oriented silicon steel sheets, which are stacked together with fully mitered joints to ensure high efficiency and low loss.

What types of radiators are compatible with this product?

The transformer features a square-shaped oil tank with vacuum oil filling. Users can select from three radiator designs based on their application: corrugated, plate-type, or tubular.

Can I customize the connection symbol or voltage combinations?

Yes, we can provide customized configurations with various voltage combinations, short-circuit impedances, and connection methods to align with specific user requirements.

Where can I get the dimensional and weight specifications for capacities above 3150 kVA?

For technical parameters, overall dimensions, and weight specifications of 35kV class transformers with larger capacities, please contact our company directly.