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Company advantages:
1. We are 53 years 100% state-owned company, rich experience, reliable.
2. The rectifier is designed and developed by ourselves, patents approved.
3. We are factory, have manufacturing ability and good craftwork.
4. High quality, quality control follows ISO9001:2008 and Chinese military standard, passed CE testing.
5. Full load testing ability
6. Technical service available before sale and after sale
7. Have rich foreign trade business experience
IGBT rectifier advantages:
1. Specification meets your application
2. Higher efficiency, saving running cost
3. Small size, saving space and enlarging your capacity possible
4. Light weight, easy to move, save shipping cost
5. High reliability, low fault rate, minimize repair trouble
6. Easy to maintain, self diagnosis, touch screen display fault type, shorten repair time
Comparison between IGBT rectifier and SCR rectifier:
Process flow:
Technical parameters:
Rated power | 30KW | |
Control mode | Remote control/ local control, voltage constant/current constant (could be manually switched) | |
AC input | voltage range | AC 220C, 380V, 400V, 415V, 440V(±10%) |
frequency range | 50Hz, 60Hz | |
phases | three phase three wire+groudning wire | |
DC output | voltage | DC 0-15V continuous adjustable |
voltage constant accuracy | ≤0.5% | |
current | DC 0-2000A continuous adjustable | |
current constant accuracy | ≤0.5% | |
duty | long term continuous operation at full load | |
Main features | switching frequency | 20kHz |
Power factor | >0.93 (full load) | |
efficiency | >90%(full load) | |
cooling method | Water cooling/forced air cooling | |
Mechanical structure | single cabinet, modular power unit,1.5-2mm steel cabinet, powder coated. | |
Protections | input overvoltage, undervoltage or phase loss | stop operation itself |
output overcurrent, overvoltage | stop operation itself when exceeding set value | |
overheat | stop operation when temperature is greater than set value | |
water temperature, pressure | alarm or stop when exceeding set value | |
Working condition | indoor temperature | -10-40°C |
indoor humidity | 15%~85%RH | |
altitude | ≤2500m | |
cooling water hydraulic pressure | 0.15-0.3MPa | |
cooling water quality | Industrial purified water | |
load type | resistive load | |
flow rate of cooling water | >12L/min | |
others | without conductive dust and gas affecting isolation, without severe vibration shock, good ventilation condition | |
Outline | Size(H×W×D) | 500×500×630mm |
Benefits to user:
Items | Chunshu Rectifier | Chunshu rectifier's benefits to user |
Reliability | High, running 24 hours a day, for sapphire crystal growth could last for more than 20 days non-stop working | Non-stop working during plating process, less trouble, no loss |
Cabinet | Powder coating, sealed, IP54, prevent corrosion from gas or moisture in plating factory | Protect inside components and control board, upgrade reliability |
Efficiency | High, above 90% for 15V output rectifier | Save running cost (electricity cost), energy saving |
Lifespan | Long, more than 15 years | Average cost for one year is very low |
Protections | Complete, Phase loss, input under voltage, overvoltage, output under-voltage, overcurrent, overheat, short circuit | Safe, protect the rectifier and plating line, high reliability, long lifespan. |
Touch screen | Included, DC current, voltage display, operate Start/Stop, local/remote control selection, CC/CV selection, history data, output waveform display. When fault occurs, it will alarm, and tell fault type to help troubleshooting | Easy to see and operate, repair effectively and easily
|
Remote control | Included, start/stop, voltage, current display, output adjustment etc. | Easy to operate in remote place |
Cooling | Water cooling in hot temperature (45 Celsius degree), we use water cooling plate, and water cooled transformer(approved patent). Forced air cooling also available | Stable running of rectifier, because when rectifier gets hot |
Components and materials | Good quality, main components are imported products, example: we use digital meter 200RMB above | High quality of rectifier |
Control | DSP digital control, USA company DSP chip, control board developed by ourselves, program approved software copyright | High accuracy, high stability, fast response time |