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High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
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High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5
High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5

High-Efficiency Toroidal Transformer with Tap Range +2*2.5 +5

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Product Description

📦 Basic Information
Model NO.
S22-M-(30-2500)
Core
Core-type Transformer
Cooling Method
Oil-immersed Type Transformer
Winding Type
Two-winding Transformer
Certification
ISO9001-2000, ISO9001, CCC
Usage
Power Transformer, Distribution Transformer
Frequency
Power Frequency
Shape of Core
M
Rated Capacity
30-2500kVA
High Voltage
6, 6.3, 6.6, 10, 10.5, 11
Tap Range
+-2*2.5, +-5
Low Voltage
0.4
Connection Group
Dyn11, Yzn11, Yyn0
No-Load Loss
65-1280W
HS Code
8504210000
Origin
China
🚚 Packaging & Delivery
Package Size
2800.00cm * 2200.00cm * 2400.00cm
Gross Weight
800.000kg
Transport Package
Wooden Packed
📝 Product Description

S22-M(30-2500)/10 3 Phase Oil-Immersed Distribution Transformer: An embodiment of engineering brilliance, this high-capacity transformer is designed to meet the most demanding industrial applications with exceptional performance and reliability.

Rated capacity (kVA) High voltage (kV) Tap range Low voltage (kV) Connection Group No-load loss (w) Load loss (75ºC)(W) No-load current (%) Impedance voltage (%)
30 6 / 6.3 / 6.6
10 / 10.5 / 11		 ±2*2.5
±5		 0.4 Dyn11 / Yyn0 / Yzn11 65 455/430 0.3 4
100Dyn11 / Yyn0 / Yzn111201140/10800.214
250Dyn11 / Yyn0 / Yzn112302300/21950.174
500Dyn11 / Yyn0 / Yzn113853900/37100.164
630Dyn11 / Yyn046049600.154.5
1250Dyn11 / Yyn078096000.134.5
2500Dyn11 / Yyn01280169000.115
⚠️ IMPORTANT NOTICE!

Before placing your order, we kindly request you to provide us with the following vital information:

Type of Prefabricated Substation: Specify your preferred configuration.
Transformer Model and Capacity: Indicate the specific model and power capacity.
Main Wiring Scheme: Detail your circuit design for high and low voltage circuits.
Electrical Components: Types and parameters for any special requirements.
Shell Color: Choose a color that aligns with your aesthetic or branding.
Spare Parts: Provide names, quantities, and specifications.
🏢 Industry Expertise & Certifications

The manufacturer is a leader in the power industry, established in 2009, renowned for developing, producing, and servicing innovative power solutions. The portfolio includes three-dimensional coil core transformers, amorphous alloy core transformers, and photovoltaic substations. We specialize in energy storage equipment, high and low voltage switchgear, and versatile outdoor box substations for various international markets.

Comprehensive certifications include ISO9001:2015, ISO14001:2015, and ISO45001:2008. As a high-tech enterprise, the company boasts a provincial high-tech enterprise R&D center, 3 invention patents, and 51 utility model patents.

Transformer Quality Excellence
Production Facility
Industrial Transformer View
Manufacturing Detail
Transformer Component
❓ Frequently Asked Questions (FAQ)
Q1: What is the main application for the S22-M series transformer?
A: The S22-M series is primarily used as a distribution transformer in industrial power systems, urban power grids, and infrastructure projects like railways and real estate.
Q2: What cooling method does this transformer use?
A: It utilizes an oil-immersed cooling method, which ensures efficient heat dissipation and long-term operational stability for high-capacity power needs.
Q3: Are these transformers compliant with international quality standards?
A: Yes, they are certified under ISO9001:2015, ISO14001:2015, and have passed CCC (China Compulsory Certification) requirements.
Q4: Can I customize the tap range and high voltage specifications?
A: Yes, the standard tap range is ±2*2.5% or ±5%, and high voltage options range from 6kV to 11kV to suit different local grid requirements.
Q5: What is the benefit of the Dyn11 connection group?
A: The Dyn11 connection group is excellent for handling unbalanced loads and suppressing third harmonics, making it ideal for modern distribution networks.
Q6: How is the product packaged for international shipping?
A: All transformers are securely wooden-packed to prevent damage during transit, ensuring the unit arrives in perfect condition at its destination.

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