277v to 120v 3 Phase transformer277v to 120v 3 Phase transformer is made with pure copper coils(three winding) and silicon steel core. This transformer is widely used in industrial mechanical equipment, medical devices, lighting equipment and so on.
Specifications:
| Input Voltage | 415V AC (customized) | Output Voltage | 220V AC (cuatomized) |
| Noise | ≤50dB | Temperature Raise | ≤50ºC(in -25-45ºC environment) |
| Cooling | Air Cooling | Winding Material | Pure Copper |
| Insulation Grade | F/H(can be customized) | Efficiency | ≥98% |
| Insulation Resistance | ≥150MΩ | Impedance Voltage | ≤4% |
| Structure | Vertical | Service Life | 30 years |
| Core Type | EI Type | Core Material | Cold Rolled Silicon Steel Sheet |
| Altitude Requirement | ≤2000M | Output Voltage Accuracy | ±1% |
| Overload Capacity | 1.2 times of rated power | Waveform Distortion | Distortionless |
| Working Temperature | -25-45ºC | Working Humidity | ≤95% Relative Humidity |
