The SCB13 epoxy resin cast dry-type transformer is an advanced energy-efficient transformer designed for modern power distribution systems requiring ultra-low loss, high safety, and long-term reliability.

As an upgraded version of SCB11, the SCB13 series features significantly reduced losses, improved energy efficiency, and enhanced performance, making it ideal for energy-saving and green building projects.

Manufactured using high-quality materials and advanced vacuum casting technology, it ensures excellent insulation performance and stable operation under demanding conditions.

It is widely used in:

• High-rise buildings
• Commercial centers
• Airports and metro systems
• Tunnels and underground facilities
• Chemical and industrial plants
• Nuclear power stations
• Marine and offshore applications

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🔹 Standards Compliance

• IEC 60076-11 – Dry-Type Power Transformers
• GB/T 1094.1 – Power Transformers
• GB/T 1094.11 – Dry-Type Transformers
• GB/T 10228 – Technical Requirements for Dry-Type Transformers
• JB/T 10088 – Sound Levels of 6kV–500kV Transformers
• GB 20052-2020 – Energy Efficiency Standards

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🔹 Key Features

✔ Ultra-Low Loss & High Efficiency

• Lower losses than SCB11 series
• Meets high-level energy efficiency standards
• Reduces long-term operating costs

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✔ High Safety & Fire Resistance

• Oil-free design eliminates fire risk
• Flame-retardant and pollution-free
• Suitable for installation in critical environments

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✔ High Reliability & Long Lifespan

• Advanced epoxy resin casting process
• Low partial discharge level
• Excellent thermal and mechanical stability

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✔ Strong Overload Capacity

• Efficient cooling structure
• Forced air cooling increases load capacity when required

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✔ Excellent Environmental Adaptability

• Moisture-resistant and corrosion-resistant
• Stable operation in harsh environments

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✔ Intelligent Monitoring System

• Real-time winding temperature monitoring
• Automatic fan control system
• Alarm and trip protection
• Optional remote monitoring and communication

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✔ Compact & Cost-Effective Installation

• Small footprint and lightweight
• Reduced installation and infrastructure costs

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🔹 Structural Design

🔸 High Voltage Winding

• Oxygen-free copper foil conductor
• F-class insulation system
• Glass fiber reinforced structure
• Vacuum epoxy resin casting

➡ Advantages:

• High insulation strength
• Low partial discharge
• Long service life

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🔸 Low Voltage Winding

• Copper foil winding with F-class insulation
• Integrated cooling air ducts
• Resin sealing for enhanced durability

➡ Provides:

• Strong short-circuit resistance
• Efficient heat dissipation

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🔸 Core

• High-quality grain-oriented cold-rolled silicon steel
• 45° step-lap joint design
• Laser-cut clamping structure

➡ Benefits:

• Lower no-load loss
• Reduced noise
• High mechanical strength

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🔹 Applications

• Commercial buildings and complexes
• Airports, metros, and tunnels
• Industrial plants and heavy industries
• Data centers and critical facilities
• Marine and offshore installations

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🔹 Advantages Summary

• Ultra-low loss and energy-efficient
• Fireproof and environmentally friendly
• Maintenance-free operation
• High reliability and long lifespan
• Smart monitoring capability
• Suitable for high-end projects

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❓ FAQ

1️⃣ What is the difference between SCB11 and SCB13 transformers?

The SCB13 transformer offers lower energy loss and higher efficiency compared to SCB11.

👉 It is more suitable for projects with strict energy-saving requirements and long-term cost considerations.

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2️⃣ Is SCB13 suitable for critical indoor applications?

Yes, it is ideal for:

• High-rise buildings
• Data centers
• Airports and tunnels

👉 Thanks to its fireproof, oil-free, and safe design.

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3️⃣ Does the transformer require maintenance?

SCB13 is a maintenance-free transformer, requiring only:

• Routine inspection
• Monitoring via temperature control system

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4️⃣ Can smart monitoring be integrated?

Yes, the transformer supports:

• Real-time temperature monitoring
• Fan control
• Alarm and protection systems
• Remote communication interfaces

👉 Suitable for smart grid and intelligent building systems.