Power Electronics

DC DE-ICER with SVC function

Application: used for transmission lines, with the functions of quick DE-ICE and SVC
Standard: IEC 61954-2003, IEEE Std 1031-2000

Features: 

1. Switchover between DE-ICE mode and SVC mode is quite convenient and safe;
2. Digital control system ensures system reliability;

3. Auto phase-conversion is available during operation under DE-ICE mode;
4. De-icing current is adjustable to reduce impulsion to the system.

TMEIC LV Frequency Converter @(Designated sales region)

Application: Mainly used for hot rolled wire rods in iron and steel works, lifting devices of port machines, etc.
Voltage level:
460V/690V
Standard: IEC 61800, ISO/EN 13849, IEC 61508

Features:

1.Special power electronic control chip
(32 bit);
2.Speed sensor-less vector control;
3.IGBT power converter;

4.Easy for maintenance, miniature design;
5.Drawer unit which is easy for maintenance.

TMEIC HV frequency converter (Designated sales region)

Application: Widely used in various types of fans, pumps, compressors, grinders, etc. in metallurgy, electric power, oil and gas, mining, cement and other industries.
Voltage level:
3KV/6KV/10KV
Standard: IEC 61800

Features: 

1. High reliability, new generation of IGBT used. 
2. System efficiency as high as 97.5%. 
3. Multi-pulse phase-shifting transformer to reduce higher harmonics. 

4. Output waveform close to perfect sine wave. 
5. 300MS transient interruption, output maintained by inverter. 
6. Synchronous switching without interruption. 
7. Direct drive original motor. 

GZDW Microcomputer-controlled High-frequency Switching D.C. Power Supply Cabinet

Application: Mainly used for power supply of protection relay, instrument and emergency lighting in power plants, substations (10kV ~ 800kV), industrial and mining enterprises and high-voltage constructions requiring DC power supply (e.g. transformer room, power distribution room, control room)
Standard: IEC60255

Features:  

1. Double power supply automatic mutual-input incoming line;
2. Charging module adopts self-cool-heat plug-in module. 

3. Large colored touch-screen computer monitor system.

Uninterruptible Power Supply(Designated sales region)

Application: Used in financial data center, telecommunication system, aerospace system, radio and television system, traffic control system, plant control system, petrochemical enterprises and power system.
Standard: IEC 62040

Features:
   Midstar2000 series:  Power converter unit, design with IGBT modules;  High input power factor (0.99), low current wave (<3%);  DSP based digital control technique;  Intelligent IGBT battery charger;  Large LCD touch-screen with Chinese / English display interface option.

   G8000C series:  Unique design of hybrid converter;  DSP based digital control technique;  High efficiency, high reliability;  Intelligent IGBT battery charger;  Large LCD touch-screen with Chinese / English display interface option;  parallel operation of 8 sets of UPS available.

   G8800C series: New-generation IGBT module techniques;  Power converter unit, design with IGBT modules;  Highly-efficient (95%);  High input power factor (0.99), low current wave (<3%);  DSP based digital control technique;  parallel operation of 4 sets of UPS available.