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High Power T180 Toroidal Transformer 1500VA 2000VA 3000VA 2kVA 3kVA Power Transformer for Solar Inverter and Industrial Equipment
T180 High-Capacity Toroidal Transformer: The Industrial-Grade Power Solution
Product Introduction
The T180 Toroidal Transformer is an ultra-heavy-duty magnetic component engineered for high-power energy conversion and distribution systems. Utilizing a standardized T180 seamless ring core (typically 180mm outer diameter), this series is designed to handle substantial power loads ranging from 1500VA to over 3000VA (3kVA). It serves as a reliable power foundation for mission-critical equipment, offering the extreme efficiency and silent operation required by medical-grade isolators, high-wattage industrial inverters, and premium audio amplification stages.
High-Grade CRGO Core: Constructed with premium Cold-Rolled Grain-Oriented (CRGO) silicon steel ribbons, wound into a continuous, jointless ring to eliminate air gaps and maximize magnetic flux density.
100% Electrolytic Copper Winding: Features heavy-gauge, high-purity copper wire distributed uniformly over the entire circumference, ensuring minimal DC resistance (DCR) and superior thermal management.
Reinforced Insulation System: Primary and secondary windings are separated by multi-layer reinforced insulation, capable of sustaining isolation voltages up to 4500V AC, meeting international safety standards.
Low Vertical Profile: Despite its massive power rating, the toroidal donut shape maintains a lower profile than traditional EI-laminated transformers, facilitating compact integration into 3U/4U rack enclosures.
Optional Thermal Management: Can be equipped with auto-reset thermal switches or embedded NTC sensors to monitor internal winding temperatures in real-time.
Technical FAQ 1: Why does the T180 toroidal core offer significantly lower "No-Load Losses" (Iron Loss) compared to traditional EI180 laminated transformers?
The primary technical reason is the seamless magnetic path. In a traditional EI transformer, the magnetic flux must traverse air gaps where the "E" and "I" laminations meet, which introduces high reluctance and significant core losses. The T180 core is a continuous ribbon of silicon steel where the grain orientation perfectly aligns with the magnetic flux direction. This "jointless" design reduces the magnetizing current and no-load losses by up to 80%, resulting in a transformer that stays cool during standby and achieves overall energy efficiency of up to 98.5%.
Product Applications
Renewable Energy Systems: The core component for 2kVA-3kVA solar inverters and bidirectional energy storage converters.
Medical Isolation Rooms: Provides the "Galvanic Isolation" required for hospital-grade power supplies to protect sensitive diagnostic equipment from grid noise.
Industrial UPS & Power Conditioners: Ensures stable voltage regulation for entire server racks or automated factory production lines.
High-Power PA Systems: Delivers the massive instantaneous current required by professional concert amplifiers and stadium sound systems.
Technical FAQ 2: What design measures are implemented in the T180 to handle the massive "Inrush Current" characteristic of 3kVA toroidal units?
Large toroidal transformers have very high initial permeability and low resistance, which can lead to magnetizing inrush currents up to 10-15 times the rated current. To mitigate this, our T180 units are wound with a graduated magnetic flux density design that provides a safer margin against saturation. However, for 3kVA applications, we strictly recommend the use of an external Soft-Start Circuit or a high-current NTC thermistor. This limits the initial surge during the first few cycles of the AC wave, preventing the nuisance tripping of circuit breakers and protecting the primary-side switching components from thermal stress.
Product Advantages
Silent Industrial Operation: The lack of loose laminations and the vacuum-impregnated resin process virtually eliminate mechanical "magnetostriction" humming, ensuring a silent environment even at full 3kVA load.
Extreme EMI Shielding: The inherent self-shielding properties of the toroidal ring drastically reduce stray magnetic fields, preventing interference with adjacent sensitive analog or digital traces.
Significant Weight Reduction: Toroidal technology allows for a 45% reduction in weight compared to EI-frame transformers of the same kVA rating, leading to substantial savings in logistics and structural support costs.
Complete Mounting Hardware: Every T180 unit is supplied with a heavy-duty steel pressure plate, reinforced neoprene cushions, and a high-tensile center bolt for secure, vibration-resistant mounting.
Company Strengths
Chipsen Electronics Technology Co., Ltd., established in 2000, is a specialized manufacturer of high frequency transformer, low frequency transformer, toroidal inductor, SMD power inductor, super high current inductor, choke coil and switch. Chipsen has earned a strong reputation in domestic and overseas markets including North & South America, Europe and Southeast Asia.
As an ISO9001, ISO14001 & IATF16949 certified company, Chipsen possesses a professional management team committed to producing environmentally friendly and qualified products. Our products are certified by UL Class B/Class F/Class H, CQC and RoHS, and we hold 21 patents. These achievements stem from our strong R&D team, which provides innovative solutions for temperature reduction, noise cancellation, and coupled radiation conductivity.
Our products are widely used in various fields including new energy, PV, UPS, robotics, smart home, security systems, health care and communication.
Vision: To Be Global Transformer Brand Supplier
Mission: Create Values for Customers and Society, Grow with Customers and Staff
Chipsen Electronics - Supplier to Fortune Global 500 Companies
Magnetic Components Engineered for Performance & Reliability
Founded in 2007, Dongguan Chipsen Electronics Technology Co., Ltd. is a professional manufacturer specializing in magnetic components and micro switches.
...
Chipsen Electronics - Supplier to Fortune Global 500 Companies
Magnetic Components Engineered for Performance & Reliability
Founded in 2007, Dongguan Chipsen Electronics Technology Co., Ltd. is a professional manufacturer specializing in magnetic components and micro switches.
...
