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High-Current Open Transformer With Epoxy Resin Insulation for Motor Load and Power Factor Correction
Product Spotlights
Designed for high-current motor loads and power factor correction, this open transformer features durable epoxy resin insulation for superior dielectric strength and thermal management. Its open winding design ensures excellent heat dissipation, enhancing reliability and lifespan. The robust construction handles inrush currents and provides a maintenance-free, versatile solution to improve electrical system efficiency and stability in industrial settings.
US$ 20
≥10 Units
Key Specifications
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Insulation Material:
Epoxy Resin
Winding Type:
Open Construction
Primary Application:
Motor Load & Power Factor Correction
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Insulation Material
Epoxy Resin
Winding Type
Open Construction
Primary Application
Motor Load & Power Factor Correction
Cooling Method
Air Natural (AN)
Mounting Type
Frame or Base Mounted
Standard Compliance
Customizable to Client Requirements
Terminal Configuration
Customizable
Enclosure Protection
Open Type (IP00)
Customization
Available upon request
As a leading manufacturer of specialized electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. proudly presents our High-Current Open Transformer with Epoxy Resin Insulation. Engineered specifically for demanding industrial applications involving motor loads and power factor correction, this transformer represents a robust and reliable solution for enhancing your electrical system's efficiency and stability. Our commitment to quality, backed by a comprehensive management system, ensures that every unit delivers exceptional performance and durability in challenging environments.
This transformer is designed to handle high inrush currents typical of motor startups while providing the necessary reactive power compensation for power factor improvement. Its open construction and advanced epoxy resin insulation system offer significant advantages in terms of thermal management, electrical integrity, and maintenance accessibility. We understand the critical role such components play in your operations, which is why we focus on delivering products that combine technical excellence with practical reliability.
Core Product Features & Technical Advantages:
- Superior Epoxy Resin Insulation: Provides excellent dielectric strength, moisture resistance, and thermal conductivity. This material ensures stable operation under high electrical and thermal stress, significantly extending the transformer's service life compared to traditional insulation methods.
- Open Winding Design: Facilitates optimal heat dissipation directly into the ambient air. This design is particularly beneficial for high-current applications where heat generation is a primary concern, preventing hotspots and ensuring consistent performance.
- High-Current Capacity: Specifically engineered to withstand the high magnetizing inrush currents associated with motor starting and the continuous current demands of power factor correction banks, ensuring system reliability.
- Dual-Function Application: Uniquely suited for both supplying motor loads and acting as a reactive power source for power factor correction systems, offering a versatile and space-saving solution for industrial plants.
- Robust Mechanical Construction: The open frame and solid epoxy cast provide high mechanical strength, making the transformer resistant to vibration and short-circuit forces, which are common in industrial settings.
- Customizable Configurations: We offer various customization options to meet specific voltage ratios, impedance values, and connection types (Delta-Wye, etc.) required by your unique application.
Technical Specifications & Performance Data:
The following table outlines typical specifications. All parameters can be tailored to your project's needs.
| Parameter | Typical Range / Description |
| Primary Voltage | Up to 35kV (Customizable) |
| Secondary Voltage | Commonly 400V, 480V, 600V (Customizable) |
| Rated Power (kVA) | From 50 kVA to several MVA |
| Insulation Class | Class F or higher (155°C) |
| Cooling Class | AN (Air Natural) |
| Impedance Voltage | Designed per application (e.g., 4-6% for PFC) |
| Noise Level | Low noise design compliant with industry standards |
| Terminals | High-current copper or aluminum busbars |
Benefits for Your Operation:
- Enhanced System Efficiency: By improving power factor, this transformer helps reduce line losses, increase available capacity in your electrical network, and potentially lower utility penalty charges.
- Improved Motor Performance: Provides a stable voltage supply for motor starting and running, reducing stress on motor windings and extending motor life.
- Reduced Maintenance: The sealed, non-aging nature of epoxy resin insulation eliminates the need for oil checks, filtering, or replacement, leading to lower lifecycle costs.
- High Reliability: The combination of durable materials and a simple, open design results in a highly reliable component with a lower risk of failure.
- Space Optimization: The open-type design often has a smaller footprint than enclosed, oil-filled transformers, saving valuable floor space in industrial facilities.
Trust and Global Reach:
Jinhua Dika Electrical Equipment operates with a firm commitment to international quality standards. Our products are trusted by clients across North America, South America, Eastern and Western Europe, Southeast Asia, Africa, Oceania, and the Middle East. With an annual export value ranging between US$1 Million and US$1.5 Million, we have established a robust global supply chain, shipping efficiently from major ports like Shanghai, Tianjin, Guangzhou, and Ningbo. Our experienced team of 11-50 professionals is dedicated to providing not just a product, but a reliable power solution tailored to your specific industrial challenges. We invite you to contact us to discuss how our High-Current Open Transformer can optimize your motor load management and power factor correction strategy.
Frequently Asked Questions (FAQ)
-
Q: What is the main advantage of using an "open" type transformer over an enclosed one for these applications?
A: The open winding design allows for superior natural air cooling, which is critical for handling the high thermal loads generated during motor inrush currents and continuous PFC operation. It also provides easier visual inspection and maintenance access to the windings. -
Q: How does epoxy resin insulation compare to traditional oil or varnish insulation?
A: Epoxy resin offers excellent dielectric strength, is flame-retardant, and is not susceptible to moisture absorption or aging like some organic materials. It provides a maintenance-free, solid insulation system that is highly durable and environmentally safer, with no risk of oil leaks. -
Q: Can this transformer be used solely for power factor correction without a motor load?
A: Absolutely. While it is designed to handle the harsh conditions of motor loads, it functions perfectly as a dedicated transformer for capacitor banks in power factor correction systems. Its high-current capability ensures reliable performance. -
Q: What customization options are available?
A: We can customize key parameters including voltage ratio, impedance, connection type (Delta/Wye), kVA rating, terminal arrangement, and mounting style to seamlessly integrate with your existing switchgear and capacitor banks. -
Q: What are the typical installation requirements for this open-type transformer?
A: It should be installed in a clean, dry, indoor environment or within a suitable outdoor enclosure. Adequate clearance around the unit is necessary for ventilation and safety. Proper foundation or frame mounting is required as per the weight and dimensions. -
Q: How do you ensure the quality and reliability of your transformers?
A: Our manufacturing processes are guided by a stringent quality management system. While specific certifications for the product can be discussed, our operational framework ensures rigorous testing of materials, windings, and final electrical performance before shipment. -
Q: What is the expected delivery lead time for a custom-order transformer?
A: Lead times vary based on the complexity and specifications of the order. Generally, standard designs can be delivered within a few weeks, while fully customized units may require a longer period. We provide accurate timelines upon receipt of your detailed requirements. -
Q: Do you provide technical support for system integration?
A: Yes, our technical team can provide guidance on transformer selection, connection diagrams, and integration with your motor control centers (MCCs) or capacitor banks to ensure optimal system performance.
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1Yr
Business Type
Manufacturer
Annual Export Value
US$1 Million - US$1.5 Million
Total Employees
11 - 50 People
Product Certifications
HACCP, TL900, QS9000, SA8000, ISO9001, ISO9004, ISO17799, ISO9000, ISO14000, ISO10441, ISO16949, TS16969, ISO19011:2000, OHSAS18001, Others
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