Description
Product Overview Of Three Phase Transformer 5KVA 10KVA 50KVA 100KVA 150KVA 200KVA
Core Performance Advantages Of Three Phase Transformer Isolation Type
- High-density oriented silicon steel core, low no-load loss, low heating during long-time continuous operation;
- 100% pure copper enameled winding, low DC resistance, high power transmission efficiency;
- Full isolation insulation structure, withstand voltage up to 4000Vrms, strong anti-surge capacity;
- Balanced three-phase magnetic circuit design, stable output voltage under unbalanced load;
- Integrated chassis mounting bracket, convenient for cabinet fixed installation;
- Class B / Class F dual temperature resistance winding options, suitable for high-temperature workshop environment;
- Low magnetic leakage shielding structure, effectively reducing electromagnetic interference to adjacent control boards.
Standard Specification Parameters
| Item | Specification |
|---|---|
| Product name | Three phase isolation transformer |
| Rated Power | 200VA,500VA,1KVA,5KVA,10KVA,15KVA,20KVA,30KVA,40KVA,50KVA,75KVA,90KVA,100KVA,150KVA,200KVA,250KVA,400KVA (Custom power available) |
| Input voltage | 660V, 480V, 440V, 380V, 220V (All voltages can be customized) |
| Output voltage | 1140V, 690V, 660V, 480V, 460V, 440V, 415V, 400V, 380V, 220V, 200V, 208V, 127V, 110V, 48V, 36V, 24V, 12V (All voltages can be customized) |
| Voltage accuracy | ±1.5% |
| Waveform distortion | No distortion |
| Insulation class | Class F / Class H (Optional) |
| Temperature rise | ≤60℃ |
| Dielectric strength | 2000VAC / 60S |
| Insulation resistance | ≥2MΩ |
| Compliance Standards | IEC 61558, EN 61558, VDE 0550, IEC 60076 |
Main Application Scenarios Of Three Phase Transformer 5KVA 10KVA 50KVA 100KVA 150KVA 200KVA
- CNC machine tools, precision machining equipment isolation power supply;
- Medical three-phase power equipment, laboratory high-precision test bench;
- New energy battery production line, photovoltaic inverter supporting power;
- Automated production line, robot control cabinet isolation power unit;
- Printing, textile, injection molding industrial equipment anti-interference power supply;
- Off-grid energy storage three-phase power isolation conversion equipment.
Customization Support
- Custom three-phase input & output voltage ratio according to on-site mains demands;
- Custom rated power, winding wire gauge and insulation temperature grade;
- Custom chassis size, mounting hole position and terminal wiring mode;
- Optional shielding layer for ultra-low EMI noise requirements;
- Small prototype sample orders and bulk project orders are both acceptable.
Matching Supporting Magnetic Components
- Single-phase chassis mount isolation transformers (25VA – 200VA);
- High-frequency EE / ERL / ETD series SMPS flyback transformers;
- Toroidal inductors common mode for EMI noise filtering;
- High-current power molded inductors and high voltage filter capacitors.
Our three phase isolation transformer is fully designed and tested in compliance with the international safety standards specified by IEC, the International Electrotechnical Commission.
We provide custom three phase transformers covering 5kva to 400kva. The 75kva three phase transformer is widely adopted for industrial equipment voltage conversion, with flexible customization of input voltage and output voltage upon demand.
RFQ
Q: Can you supply 3 phase to single phase transformer?
A: Yes. We provide custom 3 phase to single phase transformer, as well as single phase to three phase transformer. A wide range of KVA ratings are available, supporting voltage specifications of 240v, 380v, 415v and 480v.
Q: Can you make 480V to 240V three phase transformer?
A: Yes, we custom design step-down & step-up three phase transformers, including 480v to 240v, 220v to 380v conversion models, available from 10kva up to 400kva.
Q: Do you supply 10kva three phase transformer?
A: The 10kva three phase transformer is one of our standard models, customizable for different input and output voltage requirements.
Q: Do you supply 3 phase isolation transformer?
A: Yes, our three phase isolation transformers support step-up and step-down voltage conversion, including 3 phase step down transformer models, available in 15kva,75kva and other capacities.
Q: Can you supply transformer single phase to 3 phase?
A: Yes, we manufacture custom low frequency transformers. Our three-phase solutions cover 220v to 380v transformer 3 phase, 480 to 240 transformer 3 phase, 10kva transformer 3 phase, 208 to 400v 3 phase transformer and various voltage conversion models for industrial equipment.
Details

Real product photo of 60kVA enclosed three-phase isolation transformer with control panel and mobile casters









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