Description
The 350A0~350V high-frequency regulated plasma polishing rectifier mainly adopts high-frequency rectification technology, DSP control, and IGBT as the main switching tube. The system adopts an N+1 honor design, which is safe and reliable. It is mainly used for plasma polishing of stainless steel, copper and titanium alloy.
Product Overview
The IDMA series of high-efficiency and high-power-density rectifier modules support three-phase voltage input ranging from 342VAC to 418VAC, with customizable output voltage and current. The design features full digitalization and utilizes TI’s 12-bit DSP control.
Key Features
– Input voltage range: 342VAC to 418VAC
– DSP control, high output current and voltage accuracy.
– Modular structure, small size, and low footprint.
– Structural dimensions (H*W*D): 132*450mm*486mm
– Weight: < 29Kg
– Maximum efficiency: > 93%
– Cooling method: Built-in fan, front intake and rear exhaust, fan is easy to replace.
– Supports CAN bus/RS485 communication functions.
– Supports constant voltage and constant current modes, and can be freely switched.
– Supports input over/under voltage protection, phase loss protection, and input three-phase imbalance protection.
– Supports output overvoltage protection, overcurrent protection, short circuit protection, and over-temperature protection.
– Independent air duct design, component isolation design, and with three-proof coating, resistant to alkali and acid.
– Long service life and high reliability.
– DSP control, high output current and voltage accuracy.
– Modular structure, small size, and low footprint.
– Structural dimensions (H*W*D): 132*450mm*486mm
– Weight: < 29Kg
– Maximum efficiency: > 93%
– Cooling method: Built-in fan, front intake and rear exhaust, fan is easy to replace.
– Supports CAN bus/RS485 communication functions.
– Supports constant voltage and constant current modes, and can be freely switched.
– Supports input over/under voltage protection, phase loss protection, and input three-phase imbalance protection.
– Supports output overvoltage protection, overcurrent protection, short circuit protection, and over-temperature protection.
– Independent air duct design, component isolation design, and with three-proof coating, resistant to alkali and acid.
– Long service life and high reliability.
|
Input Characteristics
|
Working Voltage
|
Three – phase four – wire AC380Vac±10% without neutral wire
|
|
Frequency
|
45~66Hz
|
|
|
Input Current
|
<250A
|
|
|
Output Characteristics
|
Maximum Output Voltage
|
400V
|
|
Maximum Output Current
|
0~350A
|
|
|
Output Voltage Range
|
230VDC~400VDC
|
|
|
Output Voltage Decimal
|
1 decimal place after the decimal point, customizable
|
|
|
Output Current Decimal
|
Adjustable in steps of 1A, customizable
|
|
|
Maximum Efficiency
|
>93% (maximum)
|
|
|
Other Parameters
|
Voltage Regulation/Current Regulation Precision
|
<±1%FS (20%~100% rated output current)
|
|
Output Voltage/Current Error
|
<±1% (customizable) FS
|
|
|
Temperature Coefficient
|
<0.05%/°C
|
|
|
Current Sharing Unbalance Degree
|
/
|
|
|
Output Ripple
|
Ripple voltage peak coefficient <±1%FS; RMS customizable
|
|
Dielectric Withstand Voltage
|
2000Vac 50HZ/1min. Input – Output/Input – Earth/Output – Earth
|
|
|
Protection Characteristics
|
Input Under – voltage/Over – voltage
|
330 (±5) V/ (450 ±5) V
|
|
Output Over – voltage Protection Point
|
420V
|
|
|
Output Current – limiting Protection
|
390A
|
|
|
Over – temperature Protection
|
Heat sink temperature > 70°C, module shutdown protection
|
|
|
Communication Alarm
|
Communication Bus Protocol
|
RS485/Modbus
|
|
Alarm and Status
|
Mains over – voltage/under – voltage, output over – current/over – voltage/short – circuit/over – temperature/short – circuit/, communication abnormality, etc.
|
|
|
Physical Characteristics
|
Usage Scenario
|
For indoor use only
|
|
Cooling Method
|
Intelligent air cooling < 65dB
|
|
|
Dimensions (HWD)
|
700mm650mm1500mm
|
