SCB12 Cast Resin PV Transformer

1. High-Efficiency, Energy-Saving Design: Features low-loss operation to reduce the overall energy consumption of the PV system, resulting in long-term cost savings.
2. Overload Capability: Capable of operating at 150% of its rated load under forced-air cooling conditions, making it well-suited to handle power fluctuations caused by variations in sunlight.
3. Maintenance-Free and Convenient: Boasts a robust and durable structure that requires no special daily maintenance, thereby reducing labor and operational costs.
Product Description
Details

SCB12 Cast Resin PV Transformer: Reliable Power Solution for Solar Energy Systems

Investing in solar infrastructure means getting equipment that is safe, works well, and will last for a long time. Our SCB12 Cast Resin PV Transformer is designed to work with solar power. It has improved epoxy resin-encapsulated windings that keep fires from starting and keep working for over 25 years without any upkeep. This transformer cuts your energy use by a lot. It has estimated outputs from 30KVA to 2500KVA and an efficiency level above 98.5%. With the help of our 15 top engineers and 18 patents, our system can handle 150% overload while using forced air cooling to keep performance stable even when the sun moves. We promise that there will be no problems with delivery thanks to our strict ISO9001 quality management. This is the best option for your green energy project.

What Makes Our Cast Resin PV Transformer Different?

You may be thinking why cast resin technology is important for your solar panel system. Oil-filled transformers from the past pose fire and environmental risks that don't fit in current renewable energy systems.

Flame-resistant epoxy resin coating is used in our dry-type design. This means that you are completely safe from fire risks. The surroundings won't get dirty or contaminated, and there won't be any need to clean up afterward.

The small size takes up 20 to 30 percent less room than oil-filled options. There are a lot of square meters to think about when building a solar farm or a rooftop system. Your structure needs will go down, and it will be easier to put.

You will also like how well it resists wetness. At 100% humidity, these transformers work properly. After shutting down, you can start up again right away without having to dry out first. This function is very helpful if you live near the coast or in a wet area where your PV system works.

Dry type transformer

Technical Specifications That Matter

Here's what you're getting with our product:

Parameter Specification
Product Model SCB11, SCB12, SCB13, SCB14, SCB18
Type Dry-type
Phase Three Phase
Frequency 50Hz / 60Hz
Cooling Method AN / AF
Rated Capacity 30KVA – 31500KVA
Primary Voltage 10 / 20 / 35kV
Secondary Voltage 0.22 – 1.14kV
Vector Group Dyn11 / Yyn0 / Yd11
Insulation Class F / H (optional)
Winding Material Copper / Aluminum
Core Material Grain-oriented Silicon Steel
Design Standard IEC60076 / ANSI / IEEE / GB / CSA
Certifications ISO9001
Altitude ≤4000m
Ambient Temperature -40°C ~ +40°C
Humidity ≤95%

There is more to these specs than just numbers on paper. They show how well they work in tough solar settings.

At heights of up to 4000m, your transformer works well. This feature makes it possible for solar systems to work in places like mountains and plateaus where other companies' equipment fails.

The working range of -40°C to +40°C works well in both dry heat and arctic cold. Performance stays the same whether you're building in Nevada or Norway.

Certificate

Key Advantages for Your Solar Project

Safety You Can Trust

Fire safety is the most important thing you can do. Our cast plastic design doesn't catch fire and doesn't catch fire easily. You don't need any special fire control systems to put this transformer in place straight at your load centre.

This safety benefit is very important for setups on rooftops in cities or near neighbourhoods. Because there is less danger, insurance companies usually offer lower rates for your job.

Zero Maintenance Means Lower Costs

Think about how much it will cost to run over time. Regular oil samples, filtering, and dielectric tests are needed for transformers that are filled with oil. It takes time and money to do these upkeep tasks.

These costs won't happen to you. All you need are visual checks, link checks, and maybe even thermographic scans once in a while. Compared to oil-filled options, this simplicity cuts your lifecycle costs by 40 to 60%.

Superior Performance Under Real Conditions

Using solar power comes with its own set of problems. Power changes quickly when clouds cover the sky. These changes must be easy for your transformer to handle.

When cooled by forced air, our SCB12 Cast Resin PV Transformer offers 150% of its maximum capacity. When the amount of sunlight changes quickly, your stable grid link stays the same.

The improved short-circuit survive capability (tested to 25 times the maximum current for 2 seconds) keeps your investment safe when the power goes out. When other systems fail, yours stays up and running.

Handles Inverter Harmonics Effectively

Modern PV inverters generate harmonic distortion. Standard transformers may overheat or fail prematurely when exposed to these harmonics.

We've incorporated K-factor ratings (K-4 to K-13) specifically for inverter applications. Our specialized core materials and winding configurations are validated through IEEE C57.110 testing standards.

You get reliable operation without harmonic-induced failures or derating requirements.

Application areas

Real-World Applications

Utility-Scale Solar Farms

Large ground-mounted installations from 50MW to 500MW demand extreme reliability. Desert environments bring dust storms and temperature extremes. Coastal locations add salt spray corrosion.

Our transformers have proven themselves across Middle East, Australian, and southwestern United States solar farms. The sealed design prevents dust infiltration while operating in temperatures from -40°C to +60°C.

Commercial Rooftop Systems

Multi-megawatt installations on industrial facilities and shopping centers face strict fire codes. Building regulations often prohibit oil-filled transformers in urban environments.

Your insurance requirements and local codes are satisfied with our flame-retardant design. The reduced weight and compact size minimize structural reinforcement needs, lowering installation costs.

Floating Solar Projects

Water-based solar installations present unique challenges. Moisture exposure is constant. Any oil leakage would cause environmental disaster.

Our marine-grade versions feature enhanced moisture protection and corrosion-resistant enclosures. Projects throughout Asia-Pacific exceeding 100MW capacity rely on this technology where traditional transformers would be unacceptable.

Customization for Your Specific Needs

Each solar project has its own set of needs. Standards for connecting to the grid vary by area. The specs for your inverter may say that it needs a certain power level.

We can change the voltage ratio, resistance, link group, and tapping range to exactly what you need. We can make custom solutions for you, whether you need certain vector groups to make an inverter work with your system or special casings for tough conditions.

We can be flexible without lowering the standard because we have more than 120 sets of high-tech production equipment, such as CNC automatic winding machines and microcomputer-controlled gradient curing ovens.

PRODUCTION EQUIPMENT

FAQ

Q: How long will this transformer last in my solar installation?

You can expect 25-30 years of operational life with minimal maintenance. This matches or exceeds oil-filled transformer lifespans while eliminating oil degradation concerns. Accelerated aging tests per IEC 60076-11 confirm the insulation system maintains integrity throughout this extended period.

Q: What happens during grid faults common in PV systems?

The enhanced short-circuit withstand capability has been tested to 25x rated current for 2 seconds. Superior voltage regulation handles cloud-induced power fluctuations smoothly. Utility interconnection fault studies consistently validate performance during grid disturbances.

Q: Can I use this at high-altitude solar sites?

Standard units operate reliably up to 1000m altitude. For installations between 1000m and 4000m, we offer specialized high-altitude designs with enhanced cooling and modified insulation coordination. Derating factors apply based on specific elevation.

Q: What about maintenance compared to oil transformers?

Maintenance is remarkably simple. You'll perform visual inspections, connection torque checks, and periodic thermographic surveys. No oil sampling, filtration, or dielectric testing required. This simplicity reduces lifecycle costs by 40-60% compared to oil-filled alternatives.

Q: How do you handle harmonic distortion from my inverters?

Our designs incorporate appropriate K-factor ratings to handle inverter-generated harmonics. Specialized core materials and winding configurations have been validated through harmonic loss testing per IEEE C57.110 standards. You won't experience harmonic-induced failures or unexpected derating.

Q: What certifications ensure quality?

Our products comply with IEC 60076, GB/T 10228-2008, and specific PV industry standards. We maintain ISO9001, ISO14001, and OHSAS45001 certifications. Our comprehensive quality management monitors every production stage from raw materials through installation, ensuring zero-defect delivery.

Why Choose Xuzhou Tuojie International Trade?

You're not just buying a transformer. You're partnering with a company that has delivered hundreds of successful power projects over 20 years.

Our technical team includes 15 senior engineers, over 30 intermediate technicians, and 17 senior technicians. This expertise has resulted in 18 patents that drive innovation in transformer technology.

We've completed projects for Xuzhou Rail Transit, XCMG Group, and GCL Photovoltaic Industrial Park. These demanding applications proved our ability to deliver on schedule without compromising quality.

Every product undergoes rigorous testing before shipment. Our quality inspection laboratory verifies compliance with your specifications and international standards.

We also assist with procuring complementary electrical products, providing comprehensive solutions rather than single components.

CUSTOMER CASE

Contact Us

Your renewable energy investment with SCB12 Cast Resin PV Transformer deserves reliable, maintenance-free power transformation. Contact us at tuojie@electricinchina.com for customized solutions tailored to your PV system requirements.

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