WEM CHH SERIES - HIGH VOLTAGE VARIABLE SPEED DRIVE

Features

• Power range : 315 – 2800kW
• Input voltage range : 3300V / 6600V / 11000V +- 15%
• Control mode : Multi-level SVPWM modulation
• Input frequency : 50Hz
• Output frequency : 0 – 120Hz
• Efficiency ˃ 98%
• Input power factor ˃ 96%
• Total harmonic distortion (THD) ˂ 4%
• Starting torque ˃ 50%
• Frequency resolution 0.01Hz
• Electrical isolation : Transformer and fiber optics
• Control voltage 220V AC
• Overload capacity : 120% rated for 60secs
• Protection Class : IP20
• Cooling method : Forced cooling
• Operation interface : Touch screen
• Ambient temperature : -10 to 40 °C
• Relative humidity : 5% to 95%
• Simple programming and operation, easy to use
• Protection function: Over current, overvoltage, phase failure overheating, communication, IGBT failure, etc.

Typical Applications
Power plant, Water supply, Cement, Iron & steel, Petrochemical, Oil & Gas

Use High Voltage VSD rated motors for best efficiency