Industrial usage 230V to 380V dry type three phase auto transformer
China Industrial usage 230V to 380V dry type three phase auto transformer, Find details about China Electrical Transformer, Three Phase from Industrial usage 230V to 380V dry type three phase auto transformer
Main Features
1. Technical standards: IEC 60076-1-5, IEC 61378-1:1997, JB/T 8636-1997, GB 1094.11-2007, GB 1094.1-2013
2. Rated capacity: 1-5000kVA
3. Rated voltage: 690V, 660V, 440V, 380V, 220V, 110, etc
4. Frequency: 50Hz or 60Hz
5. Phase: three phase
7. Coonnection: Y, yn0, Y,d11, D, yn11, etc.
8. Cooling type: AN(Automatic cooling) or AF(Wind cooling)
9. Insulation class: B, F, H
10. Protection calss: customed
11. Conditions of Use:
* The altitude is less than 1000 meters
* The ambient temperature is -10 to +40 degrees Celsius
* The working humidity: not more than 95% when +26 degrees Celsius.
| 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 |
Our Advantages:
1. 27 years experience in transformer and inductor manufacturing;
2. Scientific management system, strong technical team, and strict quality control system;
3. RoHS,CE,TUV and UL certified;
4. OEM & ODM;
5. Competitive price,in time delivery and perfect after-service online.
Packaging & Shipping
Application
Switching power supplies, chargers, alarm system, TV/CRT monitor displays, UPS, VCD/DVD players, audio/visual equipment, OA machines and inverter Typical products .
Used in high-density installation with good shielding quality also used in wave carrier filter, power transformer and Aux-power transformer .
Our services 
Other products
FAQ
1. Question: Lead time for samples?
Reply: 10-15 working days.
2. Question: Lead time for mass production?
Reply: 30 to 40 working days or depending on order quantity.
3. Question: What should provide to make custom transformer ?
Reply: Supply drawing is best, or tells us the size, inductance, resistance and etc.
4 . Question : What is payment term ?
Reply : T/T , Western Union , PayPal or negotiation.
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