Product Details

The S13 Series Oil Immersed Distribution Transformer is designed for reliable medium voltage power distribution in industrial, commercial and infrastructure applications. The transformer uses insulating oil for electrical insulation and heat dissipation, providing a practical and reliable solution for power distribution systems.

The S13 series is suitable for transforming medium voltage electricity into the low voltage required by factories, commercial buildings, infrastructure facilities and other electrical loads. Different transformer capacities and voltage combinations can be supplied according to the requirements of individual power distribution projects.

The transformer can be configured according to the required rated capacity, primary and secondary voltage, vector group, impedance and installation environment. It can also be used as part of a prefabricated substation together with medium voltage switchgear and low voltage distribution equipment.

Why Choose an Oil Immersed Transformer?

• Reliable Power Distribution: Oil immersed transformers are widely used in medium voltage distribution networks and provide stable operation for a variety of electrical loads.

• Efficient Heat Dissipation: Transformer oil provides insulation as well as an effective medium for transferring heat away from the windings and core.

• Flexible Capacity Range: Different transformer capacities can be selected according to the connected load and project requirements.

• Outdoor Installation: With a suitable enclosure and installation arrangement, oil immersed transformers can be used in outdoor power distribution applications.

• Practical Distribution Solution: The proven structure is suitable for utility, industrial, commercial and infrastructure power distribution systems.

• Customized Configuration: Voltage ratio, capacity, impedance, vector group and other technical parameters can be configured according to project requirements.

Key Features of S13 Series

• Oil Immersed Construction: The transformer windings and core are immersed in insulating oil for electrical insulation and heat dissipation.

• Efficient Magnetic Core: The core is manufactured using suitable electrical steel to help reduce no-load losses and improve operating efficiency.

• Reliable Winding Structure: The winding structure is designed to provide stable electrical and mechanical performance during normal operating conditions.

• Oil Cooling System: Transformer oil helps transfer heat from the active components to the surrounding cooling surfaces.

• Flexible Voltage Configuration: Common medium voltage configurations such as 10kV can be combined with different low voltage outputs according to the project requirements.

• Multiple Capacity Options: The transformer can be supplied in different capacities for industrial and commercial distribution systems.

• Easy Integration: The transformer can be integrated with MV switchgear, RMU and LV distribution equipment in a complete power distribution system.

S13 Series Technical Data

The following specifications are reference values for commonly supplied S13 series oil immersed distribution transformers. Final technical parameters shall be confirmed according to the approved technical specification and drawings.

Note: Other capacities and voltage combinations can be supplied according to project requirements. Customized primary and secondary voltages are available. Dimensions, weight and technical parameters may vary according to the transformer capacity and final design. The approved technical specification and drawings shall prevail.

Typical Applications

Industrial Power Distribution

Suitable for factories, manufacturing facilities, workshops, mining projects and other industrial power distribution systems.

Commercial Buildings

Used for shopping centers, office buildings, hotels, warehouses and other commercial facilities requiring reliable medium voltage power distribution.

Infrastructure Projects

Applicable to ports, water treatment facilities, transportation infrastructure and other public infrastructure projects.

Utility Distribution

Suitable for medium voltage distribution networks where electricity needs to be transformed to a suitable low voltage for end users.

Prefabricated Substations

The oil immersed transformer can be combined with MV switchgear, RMU and LV distribution equipment to form a complete prefabricated or compact substation.

Buyer’s Guide: Selecting the Right Oil Immersed Transformer

To select a suitable oil immersed distribution transformer, the following technical parameters should be confirmed:

• Capacity (kVA): Select the rated capacity according to the connected load and expected future demand.

• Primary Voltage: Confirm the medium voltage system, such as 10kV or 11kV.

• Secondary Voltage: Confirm the required low voltage, such as 400V, 415V or 480V.

• Vector Group: Dyn11 is commonly used for distribution applications, subject to the requirements of the electrical system.

• Impedance (%Z): Select according to the system short-circuit level and protection coordination requirements.

• Cooling Type: Confirm the required cooling arrangement according to the transformer capacity and installation conditions.

• Installation Environment: Confirm whether the transformer will be installed outdoors, indoors or as part of a prefabricated substation.

• Frequency: Confirm the system frequency, such as 50Hz or 60Hz.

Installation & Handling

• Install the transformer on a suitable and level foundation.

• Ensure sufficient space around the transformer for inspection, maintenance and heat dissipation.

• Check the transformer oil level and accessories before commissioning.

• Keep the transformer away from sources of excessive heat and other unsuitable installation conditions.

• Use the designated lifting points when transporting and lifting the transformer.

• Do not lift or move the transformer from unauthorized components.

• Check electrical connections and grounding before energization.

• Installation and commissioning should be performed by qualified electrical personnel according to the applicable local electrical regulations and project requirements.

Frequently Asked Questions (FAQ)

What is an oil immersed transformer?

An oil immersed transformer is a power transformer that uses insulating oil for electrical insulation and heat dissipation. It is widely used in medium voltage power distribution systems.

What is the difference between an oil immersed transformer and a dry type transformer?

An oil immersed transformer uses insulating oil for insulation and cooling, while a dry type transformer does not use liquid insulating oil. The appropriate transformer type depends on the installation environment, capacity and project requirements.

What voltage is commonly used for an oil immersed distribution transformer?

Common medium voltage configurations include 10kV and 11kV, while the low voltage side can be configured according to the requirements of the distribution system.

What capacities are available?

Oil immersed distribution transformers can be supplied in a wide range of capacities. Common distribution transformer capacities include 100kVA, 200kVA, 400kVA, 630kVA, 1000kVA and 1600kVA, with other capacities available according to project requirements.

Can the transformer voltage be customized?

Yes. The primary and secondary voltage can be configured according to the customer's electrical system and project requirements.

Can an oil immersed transformer be used in a prefabricated substation?

Yes. An oil immersed transformer can be integrated with MV switchgear, RMU and LV distribution equipment to form a complete prefabricated or compact substation.

Can you supply customized oil immersed transformers?

Yes. We can review the required capacity, primary voltage, secondary voltage, frequency, vector group, impedance and installation conditions and provide a suitable transformer configuration.

Factory Supply & Service

Zhejiang Shengxian Electric Power Technology Co., Ltd. is a professional manufacturer of medium and low voltage power distribution equipment. Our product range includes oil immersed transformers, dry type transformers, MV switchgear, RMU, prefabricated substations and low voltage distribution cabinets.

We provide factory direct supply and customized power distribution solutions for overseas projects. Transformer specifications can be prepared according to customer drawings, technical specifications and project requirements.

Before shipment, the transformer can be inspected and tested according to the agreed technical requirements. We also provide export packaging, technical communication and after sales support.

Contact Us

For a quotation or technical proposal, please send us your required transformer capacity, voltage level and project requirements.

Linda
Zhejiang Shengxian Electric Power Technology Co., Ltd.
Email: llu908421@gmail.com
WhatsApp: +86 19518180868
Website: chsxdl.com