• 25kVA Oil Immersed Transformer for Electrical Use
  • 25kVA Oil Immersed Transformer for Electrical Use
  • 25kVA Oil Immersed Transformer for Electrical Use
  • 25kVA Oil Immersed Transformer for Electrical Use
  • 25kVA Oil Immersed Transformer for Electrical Use
  • 25kVA Oil Immersed Transformer for Electrical Use

25kVA Oil Immersed Transformer for Electrical Use

Application: Power, Lighting
Phase: Three
Core: Core-type Transformer
Cooling Method: Oil-immersed Type Transformer
Winding Type: Two-winding Transformer
Certification: ISO9001-2000, ISO9001, CCC, CE
Samples:
US$ 2458/Set 1 Set(Min.Order)
| Request Sample
Customization:

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  • Overview
  • Product Description
  • Product Parameters
  • Product Details
  • Product Display
  • Fields of application
  • Customer Case
  • Packaging & Shipping
  • Company Profile
Overview

Basic Info.

Usage
Power Transformer, Distribution Transformer
Frequency Characteristics
Power Frequency
Shape of Core
Ring
Brand
Tsty
Product Name
Oil Immersed Transformer
Type
Oil-Filled Transformer
Material
Copper / Aluminium
Standard
IEC / GB
Transformer Type
S11 Oil-Immersed Transformer
Vector Group
Dyn11 / Yyn0
Warranty
2 Years
Package
Wooden Case
Frequency
50/60Hz
Coil Material
Aluminum/Copper
Connection Group
Yyn0/Dyn11
Transport Package
Wooden Case or Pallet
Specification
IEC/ANSI/IEEE
Trademark
TSTY
Origin
China
HS Code
8504220000

Product Description

Product Description

Discover the exceptional 6kv/11kv/33kv/35kv Power/Distribution Transformer, meticulously engineered with both Oil Immersed and Dry Type designs to meet diverse electrical needs. This state-of-the-art transformer from TSTY ELECTRIC CO., LTD. ensures optimal performance and reliability for various power distribution applications.

Product Parameters

Number of Phase Three Phase
Winding Type Two Winding
Rated Capacity 200kVA
High Voltage 10/11kV
Low Voltage 0.4kV
Tapping Range ±2x2.5%
Impedance Voltage 4%
Load Loss 2.73/2.6kW
No-load Loss 0.34kW
No-load Current 1.0%
Frequency 50/60Hz
Connection Group Yyn0/Dyn11
Cooling Method ONAN
Coil Material Aluminum/Copper
Size 1240x780x1360mm
Weight 910kg

The rated voltage can be tailored precisely to meet the unique specifications of our valued customers.
The state-of-the-art, fully sealed oil-immersed power transformer, meticulously engineered by TSTY, offers unparalleled benefits.
It boasts advantages such as remarkably low loss, minimal noise, and exceptional efficiency, culminating in significant energy savings and a marked reduction in environmental pollution. Distinct from conventional oil-immersed transformers, our fully sealed transformer eliminates the need for an oil conservator. The oil volume changes are seamlessly adjusted and compensated by the elasticity of the corrugated sheet within the corrugated oil tank. This design ensures the transformer remains isolated from external air, thereby preventing oil degradation and insulation aging, ultimately boosting operational reliability and negating the need for maintenance during standard operations.
25kVA Oil Immersed Transformer for Electrical Use
Product Details

25kVA Oil Immersed Transformer for Electrical Use
Main Components:
The principal components of the 25kVA Oil Immersed Transformer include: Oil Tank, Conservator, Buchholz Relay, Breather Unit, Oil Indicator, Temperature Detector, Pressure Relief Device, Thermal Relay, Radiator, and Bushing.
1. The oil tank is designed to immerse the windings, ensuring optimal cooling and insulation.
2. Compliant with IEC standards and certified with CE/ISO credentials.
3. The oil can easily contact and expand during loading, allowing for an increase or decrease in temperature efficiently.
4. The Buchholz relay is essential when using a conservator tank, as it detects faults such as oil loss and improper oil flow between the tank and transformer.
5. The Breather Unit contains silica gel that absorbs moisture from the oil. When saturated, it changes color from blue to pink, indicating it can no longer absorb moisture.
6. The oil indicator shows the oil level within the conservator unit, ensuring proper monitoring.
7. The temperature detector keeps track of the oil temperature. If it rises beyond a certain threshold, the transformer will automatically disconnect from service to prevent overheating.
8. The pressure relief device mitigates internal pressure, preventing potential explosions within the transformer.
9. The thermal relay acts as a temperature indicator for the windings, ensuring they stay within safe limits.
10. Fully galvanized coating ensures no rust, providing long-term durability.
11. The bushing facilitates the connection between the transformer's internal windings and the external electrical network.

25kVA Oil Immersed Transformer for Electrical Use
Product Display

25kVA Oil Immersed Transformer for Electrical Use
Service Environment
1. Device Types: Outdoor type
2. Type of Voltage Regulation: Off-circuit or On-load
3. Tapping Range: ±5%, ±2x2.5%, ±4x2.5%
4. Frequency: Available in both 50Hz or 60Hz
5. Phases: Options for Three-phase or Single-phase
6. Connection Symbol: Dyn11, Yyn0 (customizable upon request)
7. Short-circuit Impedance: Standard Impedance
8. Altitude: Suitable for altitudes not exceeding 1000m, with ambient temperatures up to 40°C. For conditions outside this range, we will adjust parameters in accordance with industry standards.
Fields of application

Our 25kVA Oil Immersed Transformer is a versatile powerhouse designed for a wide range of applications. It is ideally suited for high-demand environments such as waste incineration projects, the Three Gorges Dam project, the Zhuhai-Hong Kong-Macao Bridge, and the State Grid Corporation. Additionally, it excels in coal mines, photovoltaic projects, and various power stations. The transformer is perfect for use in compact transformer stations, standard industrial factories, mines, hospitals, buildings, airports, tunnels, chemical plants, and nuclear power plants, among others.
25kVA Oil Immersed Transformer for Electrical Use
Customer Case

25kVA Oil Immersed Transformer for Electrical Use
After-sales service
1. Our company meticulously provides comprehensive project design and process layout, tailoring the design and manufacture of products to align perfectly with your equipment purchase plan and unique specifications. Additionally, we offer specialized training to ensure your technical and operational personnel are fully prepared.
2. We offer seamless online support for the installation and debugging of newly acquired products. Our products come with a lifelong service commitment, ensuring immediate assistance within one working day upon receiving user feedback. Our dedicated team works diligently to restore product functionality swiftly. Furthermore, our professional technicians conduct regular visits to guarantee the long-term, safe, and reliable operation of our products.
3. We utilize premium, authentic materials and adhere to stringent manufacturing processes in compliance with ISO9001:2000 international quality management standards, ensuring superior quality and flawless installation.
Packaging & Shipping

25kVA Oil Immersed Transformer for Electrical Use
Company Profile

TSTY Electric Co., Ltd. was established in 2011 and has since emerged as a premier and dependable transformer manufacturer in China. Specializing in the development and production of oil-immersed transformers, dry-type transformers, box-type substations, and comprehensive high and low voltage equipment, TSTY Electric Co., Ltd. stands out in the industry.
The state-of-the-art equipment employed in our production processes emphasizes energy efficiency, smart technology, information integration, and mechanization. The company boasts the prestigious Henan Triangle Energy-saving Transformer Engineering Technology Research Center, along with an impressive portfolio of 71 utility model patents and 15 invention patents.
Leveraging years of profound experience in the transformer industry and robust technological innovation capabilities,TSTY
Our products reach a global audience, being sold in regions including the Middle East, North America, South America, Europe, Southeast Asia, Africa, and beyond, covering over 40 countries.

25kVA Oil Immersed Transformer for Electrical Use
Production Equipment
25kVA Oil Immersed Transformer for Electrical Use25kVA Oil Immersed Transformer for Electrical Use25kVA Oil Immersed Transformer for Electrical Use25kVA Oil Immersed Transformer for Electrical Use25kVA Oil Immersed Transformer for Electrical Use
FAQ
Q: Who are we?
A: We are a prominent professional manufacturer of oil-immersed transformers, dry-type transformers, transformer substations, HV and LV switchgear, established in 2011.

Q: Why should you buy from us and not from other suppliers?
A: With 12 years of specialization in transformer production, we hold ISO9001-2008, OHSAS 18001:2007, ISO4001:2004, CE, CCC, and TYPE TEST REPORT certifications, ensuring our commitment to quality and reliability.

Q: How are transformers shipped?
A: Transformers are typically transported by ship, train, or truck for overseas deliveries. The main active body is shipped in bulk, while accessories are packed in wooden cases.

Q: Can your products be customized?
A: Given the variations in voltage, frequency, and other specifications for transformer products required in different countries and
regions, our products can be customized to meet your specific requirements.

Q: Do you offer a guarantee for the products?
A: Yes, we provide a minimum of two years guarantee for all our transformers.

Q: Do you accept FAT (Factory Acceptance Test)?
A: Yes, we do. We ensure comprehensive testing for each set of transformers.

Q: Do you assign engineers for after-sales service?
A: Yes, we offer after-sales guidance for installation and address any inquiries regarding our products.

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360° Virtual Tour

Diamond Member Since 2023

Suppliers with verified business licenses

Manufacturer/Factory & Trading Company
Year of Establishment
2011-01-12
Management System Certification
ISO9001:2015, ISO14001:2015, IS045001:2018, IS050001:2018