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High Pressure Aluminum Foil DC Power Supply - China Suppliers & Factory Direct Deal
Product Feature
The leakage inductance noise is reduced by 10% compared with the traditional process by using multi-stage low noise filter reactor.
DCL aluminum shell DC support capacitor is adopted to improve safety and design life by more than 20%.
The original low-noise fan of South Korea Fanzic is adopted, and the actual service life is generally over 20 years.
Tin-plated copper bus is used as the conductive bus bar in the cabinet to improve the conductivity and corrosion resistance.
Using the insert radiator, its thermal resistance is reduced by 30% compared with the traditional profile radiator, and the heat dissipation area is increased by more than 28%, and its heat dissipation performance is far superior to that of the ordinary profile radiator.
High-performance "fluxgate" Hall sensor is adopted, the highest current sampling accuracy can reach 0.02%, and the temperature drift can be effectively suppressed.
The high-power thyristor is used as the rectifier device, the whole equipment has good stability.
The power supply of the main circuit is from the secondary side of the rectifier transformer, and the power supply of the control circuit is from the three-phase AC 380 V ±10%, 50 Hz.
The output voltage error of power supply is≤0.3V by using the technology of Japan's SanRex and achieve high precision control.
Multi-stage low noise filter reactor is adopted to greatly reduce the leakage inductance noise of the reactor.
DCL aluminum shell type DC capacitor is used to replace the traditional oil-immersed electrolytic capacitor, which avoids the explosion and fire risk of traditional electrolysis and improves the service life of the capacitor.
The plug-in radiator has incomparable advantages over traditional heat dissipation equipment.
High precision isolation transmitter, 102L series of high precision potentiometer from Bourns, USA.
High-strength FR-4 insulation board is used in the pressure-resistant insulation treatment for physical isolation, which effectively improves the insulation protection ability of the power supply.
TMPower supply manufacturing technology is at the leading level in China, and our company is the only one company in China that undertakes Seven-Level power supply.
Electrical Parameter
| Working temperature | -30℃ ~+50℃ |
| Elevation | ≤ 2000m |
| Relative humidity | ≤90% |
| Installation location | indoor |
| There is no conductive dust, inflammable and explosive materials. | |
| Output voltage | 300~1200V |
| Output current | 700~1400A |
| Efficiency | 97%~99% |
| Current precision | ±1% |
| Voltage precision | ±1% |
| Noise | ＜65dB |
| Ripple | ≤2% |
| Dimension | 1000*800*2300(mm) |
| Cooling mode | Air cooling |
| Noise | ≤ 55dB |
| Protection grade | IP20 |
Frequently Asked Questions (FAQ)
What is the efficiency and power precision of this equipment?
The equipment features high energy efficiency ranging from 97% to 99%. Both current precision and voltage precision are controlled within ±1% to ensure stable performance.
How does the system achieve low-noise operation?
Noise levels are controlled under 55dB to 65dB by using a multi-stage low-noise filter reactor that reduces leakage inductance noise by 10% compared to traditional processes, combined with an original low-noise South Korean Fanzic fan.
What design safety improvements are implemented for the capacitors?
Instead of traditional oil-immersed electrolytic capacitors, this system utilizes DCL aluminum shell DC support capacitors. This eliminates the risks of explosion and fire while improving the safety and overall design life by more than 20%.
What are the environmental requirements for installation?
The unit is designed for indoor installation with operating temperatures between -30℃ and +50℃, elevation levels ≤ 2000m, and relative humidity ≤90%. The environment must remain free of conductive dust and any inflammable or explosive materials.
How is the heat dissipation performance optimized?
The system employs an advanced insert radiator. This design reduces thermal resistance by 30% and increases the heat dissipation area by over 28% compared to traditional profile radiators, delivering superior thermal performance.
What components ensure high-precision sampling and control?
High-precision control is achieved using a high-performance "fluxgate" Hall sensor with current sampling accuracy up to 0.02%, Japan's SanRex technology for output voltage error control under ≤0.3V, and a high-precision Bourns 102L series potentiometer from the USA.