KKSG Mining General Type Dry-type Transformer

1. Product Introduction

The KKSG Mining General Type Dry-type Transformer from Calowen is designed for power distribution in coal mines, metal mines, and other mining environments. Featuring enhanced insulation, optimized heat dissipation, and a robust structural design, it provides a reliable power supply for mining auxiliary equipment and distribution systems in suitable surface and underground general environments.

With low-loss and low-noise characteristics, this dry-type transformer helps support efficient power distribution in demanding industrial conditions. Its moisture-resistant and dust-resistant design makes it suitable for mining applications where environmental conditions and equipment reliability are important considerations.

The transformer uses high-voltage vacuum casting technology to help suppress partial discharge and low-voltage foil winding to improve structural stability and winding precision. Optional IP21 to IP32 protection levels, together with integrated temperature monitoring, alarm, and trip functions, provide additional protection options for mining power systems.

Available in rated capacities from 50 kVA to 2500 kVA, the KKSG Mining General Type Dry-type Transformer can be selected for different auxiliary power distribution requirements according to system voltage, load demand, installation conditions, and applicable standards.

2. Key Features and Advantages

2.1 Designed for Mining Power Distribution

Developed for coal mines, metal mines, and related mining facilities, the transformer supports auxiliary power distribution in suitable surface and underground general environments. Its compact and robust construction is designed to withstand the vibration and operational demands associated with mining applications.

2.2 Enhanced Insulation Performance

High-voltage vacuum casting technology helps suppress partial discharge and supports insulation reliability. Class F or Class H insulation options are available according to the specified product configuration, helping meet different application requirements.

2.3 Efficient Heat Dissipation

An optimized heat dissipation design helps manage operating temperatures and supports stable transformer operation under appropriate loading conditions. Temperature monitoring and optional fan linkage can provide additional assistance in thermal management.

2.4 Low-Loss and Low-Noise Characteristics

The transformer is designed with low-loss and low-noise characteristics to support energy-efficient and less disruptive operation in mining auxiliary power systems. Actual losses and noise levels depend on the selected capacity, voltage configuration, and technical specification.

2.5 Moisture and Dust Resistance

The design emphasizes resistance to moisture and dust commonly encountered in mining environments. Optional IP21 to IP32 protection levels are available to help protect internal components against specified external influences. The required protection level should be selected according to the installation environment.

2.6 Intelligent Temperature Monitoring and Protection

The integrated temperature control system supports temperature display, alarm, and trip functions. Fan linkage is also supported to help improve thermal management and operational safety when included in the selected configuration.

2.7 Stable Winding Structure

Low-voltage foil winding technology helps improve winding precision and structural stability. Combined with a robust transformer structure, this design supports reliable operation under suitable site and load conditions.

2.8 Compact Design and Convenient Maintenance

The compact construction helps accommodate installations where space utilization matters. Its robust structure and dry-type design support reduced routine maintenance requirements when operated and maintained according to the manufacturer's instructions.

3. Technical Specifications

Note: Final ratings, protection level, insulation configuration, temperature control functions, and applicable standards should be confirmed against the selected model and project requirements.

4. Typical Applications

The KKSG mining dry-type transformer is suitable for auxiliary power distribution in a range of mining-related facilities, including:

• Coal washing plants: Power distribution for surface coal preparation and washing equipment.

• Underground auxiliary distribution: Power supply for suitable underground general environments, subject to site safety requirements and applicable regulations.

• Mining office areas: Distribution of electrical power to offices and related supporting facilities.

• Mining auxiliary stations: Power supply for auxiliary electrical systems and supporting equipment.

• Metal mining facilities: Auxiliary power distribution in suitable surface or underground mining installations.

• Industrial mining support systems: Power distribution for compatible equipment and infrastructure operating within the transformer's rated parameters.

The transformer must be selected according to the actual operating environment, load profile, installation requirements, and applicable mining electrical safety regulations. Hazardous or explosive atmospheres require equipment specifically approved for those conditions.

5. Why Choose Calowen?

Suzhou Calowen Electric New Energy Co., Ltd. was established in 2019 and specializes in the research, development, manufacturing, sales, and global service of power equipment. Its product portfolio includes transformers, switchgear, diesel generator sets, and gas generator sets.

Manufacturing Capabilities

• Modern manufacturing base: A 50,000-square-meter intelligent manufacturing facility.

• Transformer production: Five transformer production lines with an annual capacity of 6,000 units.

• Professional team: More than 300 employees, with over 20% dedicated to research and development.

• Technology development: More than 60 national invention and utility model patents.

• Integrated production: Manufacturing capabilities supported by R&D, quality management, and supply chain coordination.

• International market experience: Products exported to more than 20 countries and regions.

Quality and Service

Calowen emphasizes manufacturing quality, product reliability, delivery coordination, and professional after-sales support. Its quality management processes are intended to help maintain consistent manufacturing performance and meet the requirements of different industrial and infrastructure applications.

For mining projects, Calowen can discuss capacity selection, voltage requirements, protection configurations, and application conditions to help customers identify a suitable transformer specification.

6. Selection and Ordering Information

To select the appropriate KKSG mining dry-type transformer, buyers should provide the following information where available:

• Required rated capacity in kVA.

• High-voltage input and low-voltage output.

• Required insulation class.

• Installation location, such as a surface facility or underground general environment.

• Required protection level, such as IP21, IP23, IP31, or IP32 where available.

• Expected load characteristics and operating conditions.

• Temperature monitoring, alarm, trip, and fan linkage requirements.

• Applicable project standards and documentation requirements.

The final product configuration should be confirmed with the supplier before ordering to ensure compatibility with the electrical system and installation environment.

7. Frequently Asked Questions

Q1: What is the KKSG Mining General Type Dry-type Transformer used for?

It is designed for auxiliary power distribution in coal mines, metal mines, mining support facilities, coal washing plants, mining office areas, and auxiliary stations in suitable operating environments.

Q2: What rated capacities are available?

The specified rated capacity range is 50 kVA to 2500 kVA. The required capacity should be determined according to the connected load and project design.

Q3: Which voltage configurations are supported?

The listed high-voltage options are 3.3 kV, 6 kV, and 10 kV. The listed low-voltage options are 0.69 kV and 0.4 kV. Confirm the required voltage combination when requesting a quotation.

Q4: What protection levels are available?

Optional protection levels range from IP21 to IP32. The appropriate level depends on the installation environment and required protection against external influences.

Q5: Does the transformer include temperature protection?

The product supports temperature display, alarm, and trip functions. Fan linkage is also supported according to configuration. Buyers should confirm the required functions and control arrangement before ordering.

Q6: What insulation classes are available?

Class F and Class H insulation options are listed. The selection should be based on the required electrical and thermal performance.

Q7: Is this transformer suitable for underground coal mines?

It is intended for mining applications, including underground auxiliary distribution in general environments. Suitability for a particular underground site depends on the environmental classification, installation conditions, required certifications, and applicable mining safety regulations. It should not be assumed suitable for explosive atmospheres without the necessary approval.

Q8: What information is needed for a quotation?

Provide the required capacity, high- and low-voltage ratings, insulation class, installation environment, protection level, and temperature control requirements. Additional project specifications can help determine the correct configuration.

8. Request a Quote

For mining power distribution projects requiring a robust dry-type transformer, the KKSG Mining General Type Dry-type Transformer offers capacity options from 50 kVA to 2500 kVA, multiple voltage configurations, enhanced insulation technology, and optional protection features.

Contact Suzhou Calowen Electric New Energy Co., Ltd. to discuss your project requirements, confirm technical specifications, and request a suitable transformer configuration.