Dry transformer SC(B)10-35kV

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Description

 

The SC(B)10-35kV dry-type transformer is a high-voltage, cast resin-insulated transformer designed for 35kV power distribution networks. Engineered for medium- to large-scale industrial applications, it offers exceptional electrical performance, fire safety, and energy efficiency without the use of oil.

The SC(B)10 series is widely recognized for its low loss, moisture resistance, and environmentally friendly design, making it an excellent choice for indoor and outdoor industrial installations where safety, reliability, and minimal maintenance are critical.

 

Key Features of SC(B)10-35kV Dry Transformer

Feature Benefit for Industrial Applications
Rated Voltage: 35kV/10kV/0.4kV Supports medium- and high-voltage step-down applications
Cast Resin Insulation Fire-resistant, moisture-proof, and pollution-resistant
Air Cooling (AN or AF) Eliminates oil use, reduces fire risk, and simplifies maintenance
High Mechanical Strength Withstands short circuits and harsh industrial environments
Low No-Load and Load Losses Increases system efficiency and reduces energy costs
Noise-Free Operation Ideal for urban areas, buildings, or sensitive installations
Eco-Friendly No oil leakage, minimal environmental impact

 

Applications of SC(B)10-35kV Dry Transformers in Industrial Projects

The SC(B)10-35kV dry transformer is ideal for demanding industrial and infrastructure projects where high voltage transformation is required, and where fire safety, environmental protection, and system reliability are priorities.

✅ Common applications:

  • Power distribution in large-scale manufacturing plants
  • Renewable energy systems (wind farms, solar farms)
  • Railways, tunnels, and subway systems
  • Oil & gas refineries and offshore platforms
  • Mining operations and heavy industry
  • Urban electrical substations and commercial districts
  • Hospitals, airports, and data centers

 

Benefits of SC(B)10-35kV Transformers for Industrial Use

1. Energy Efficiency

With optimized core design and copper or aluminum windings, SC(B)10-35kV transformers offer low no-load and load losses, resulting in lower energy bills and long-term savings.

2. Fire Safety

Cast resin insulation is self-extinguishing and non-toxic, making this transformer suitable for fire-prone environments and locations with strict safety codes.

3. Minimal Maintenance

No oil means no need for oil testing, filtering, or leakage monitoring—making SC(B)10 transformers virtually maintenance-free.

4. Environmentally Friendly

The dry-type design eliminates the risk of oil spills and is compliant with eco-friendly construction standards (LEED, RoHS, etc.).

Parameters

 

Technical Specifications (Typical Range)

Parameter Specification
Rated Voltage 35kV / 10kV / 0.4kV (customizable)
Rated Capacity 800kVA to 3150kVA
Frequency 50Hz / 60Hz
Cooling Method AN (Air Natural) / AF (Air Forced)
Insulation Class F or H
Temperature Rise ≤100K (winding) / ≤80K (core)
Partial Discharge ≤10 pC
Protection Level IP23 or higher (optional)
Vector Group Dyn11 / Yyn0 / Yd11
Standards Compliance IEC 60076, GB/T 10228, ISO 9001

 

SC(B)10-35kV vs Oil-Immersed Transformers

Feature SC(B)10-35kV Dry Transformer Oil-Immersed Transformer
Cooling Medium Air (dry-type) Mineral oil
Fire Risk None (flame-retardant resin) Medium (oil is flammable)
Maintenance Requirements Minimal (no oil checks) High (regular oil testing & monitoring)
Environmental Impact Eco-friendly, no leakage Risk of contamination
Installation Flexibility Indoor or outdoor Typically outdoor, needs oil pit

SC(B)10-35kV is ideal for high-performance, green, and maintenance-free power systems.

 

Why Choose the SC(B)10-35kV Transformer for Your Industrial Project?

  • Safe and reliable for critical infrastructure
  • No oil = lower risk and lower maintenance costs
  • High efficiency = lower power loss and energy savings
  • Compliant with international safety and environmental standards
  • Perfect for urban, indoor, and high-humidity environments

 

Order SC(B)10-35kV Dry-Type Transformers for Industrial Use

We provide SC(B)10-35kV cast resin transformers with certified quality, fast delivery, and full engineering support. Our transformers are built to perform in demanding industrial environments while meeting the latest standards in safety, performance, and sustainability.

  • Capacity range: 800 kVA – 3150 kVA
  • Standard and custom configurations available
  • OEM/ODM for contractors, EPC projects, and utility providers.

Solutions

 

METTZ Group stands as a consortium of Chinese electrical firms, renowned for its expertise in manufacturing electrical equipment. We are specialized in crafting a comprehensive suite of transmission and distribution equipment, covering a wide voltage range from 0.4 to 40.5 kV. Our commitment lies in delivering reliable and stable products to our clientele, encompassing vacuum circuit breakers (VCB), gas-insulated switchgear modular units (RMU), solid insulated switchgear (SIS) panels, air insulated switchgear (AIS) panels, and dry compressed air insulated switchgear panels (DIS).

Since our inception, METTZ Group has been at the forefront of adopting international cutting-edge technologies and equipment. We pride ourselves on our extensive collaboration and dialogue with leading experts in the electrical technology sector, both within China and internationally. Our offerings are tailored to meet the specific needs of our clients, including Original Equipment Manufacturer (OEM) services, customization of products to unique parameters and dimensions, all in alignment with our customers’ specifications.

METTZ Group is dedicated to innovation, quality, and customer satisfaction, ensuring that we remain a preferred partner for electrical equipment solutions worldwide.

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