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HF-High-Power Series Special/Isolation/Control Transformers
6 Models available

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HFPT Series - High Frequency High Power Transformers
The HFPT series high frequency high power transformers are engineered for inverter and switching power applications, delivering efficient power conversion at high frequencies. Compact dry-type construction with Class F insulation suits modern power electronics systems.
Model Number Breakdown
Key Features
- Optimized for high-frequency operation
- High power density in compact size
- Class F insulation, dry-type construction
- Low losses for efficient conversion
Applications
- Inverter power conversion
- Switching power supplies
- High-frequency power electronics
- Renewable energy converters
TECHNICAL DRAWING
Model: HFPT-30KW | Type: Oil-immersed transformer | Capacity: 30 kVA
FRONT ELEVATION
ELECTRICAL SCHEMATIC
EFFICIENCY vs LOAD
SIDE VIEW
TOP VIEW
TERMINAL BLOCK
CORE & WINDING
LEGEND:
Specifications Range
All specifications and dimensions can be customized upon request
Model Selector
| Key parameters | Model Range |
|---|---|
| Capacity | 5–100 kVA |
| HV Voltage (kV) | 0.38 |
| LV Voltage (kV) | 0.11, 0.18, 0.25, 0.12, 0.13, 0.15 |
| Frequency (Hz) | 1000-100000 |
| Impedance (%) | 5 |
| Cooling | AN |
| Standard | GB/T 1094, IEC 60076 |
| Compare | Model | Series | Capacity (kVA) | HV Voltage (kV) | LV Voltage (kV) | Frequency (Hz) | Reactance | Cooling | Standard | Weight | Dimensions |
|---|---|---|---|---|---|---|---|---|---|---|---|
| HFPT-5KW | HF-High-Power | 5kVA | 0.38 | 0.11 | 1000-100000 | 5 | AN | GB/T 1094, IEC 60076 | 30 kg | 220×190×230 mm | |
| HFPT-50KW | HF-High-Power | 50kVA | 0.38 | 0.18 | 1000-100000 | 5 | AN | GB/T 1094, IEC 60076 | 200 kg | 450×380×450 mm | |
| HFPT-100KW | HF-High-Power | 100kVA | 0.38 | 0.25 | 1000-100000 | 5 | AN | GB/T 1094, IEC 60076 | 350 kg | 550×460×550 mm | |
| HFPT-10KW | HF-High-Power | 10kVA | 0.38 | 0.12 | 1000-100000 | 5 | AN | GB/T 1094, IEC 60076 | 55 kg | 280×240×290 mm | |
| HFPT-20KW | HF-High-Power | 20kVA | 0.38 | 0.13 | 1000-100000 | 5 | AN | GB/T 1094, IEC 60076 | 90 kg | 350×300×350 mm | |
| HFPT-30KW | HF-High-Power | 30kVA | 0.38 | 0.15 | 1000-100000 | 5 | AN | GB/T 1094, IEC 60076 | 130 kg | 400×340×390 mm |
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Certification
The values below are computed from what you selected above. Anything that cannot be computed yet is shown as an em dash — never as zero.
Iₙ = S / (√3·U) · I_sc = 100·Iₙ / uₖ · S_sc = √3·U·I_sc · I_p = k·Iₖ
Still required to complete the calculation: rated capacity S, impedance voltage uₖ, short-time or peak withstand current.
Per-model values (P0 / Pk / uₖ declared by the factory, losses, noise, temperature rise, dimensions, weight) are not in the product library: those rows stay at an em dash until the factory parameter sheet is supplied. An em dash means the value is unavailable — it is never rendered as zero.
Read-only: no price factor, not part of the sum — the loss-grade cost is already carried by the efficiency (subtype) base price, so charging here would double-bill. Values come from the product library type-test data, interpolated between published capacities; grades the library does not cover show an em dash, never zero.
特种/隔离/控制变压器(产品库逐型号 noLoadLoss,无独立能效档维度)
Reference prices are for estimation only and do not constitute a formal offer.
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