Explosion Proof VFD

Explosion Proof Variable Frequency Drives 1140V 75kW / 660V 110kW

The explosion proof VFDis committed to intelligent control of mining. Our explosion proof electric motor can improve the efficiency of the equipment, and reduce the maintenance of the complete set of equipment. The explosion proof electric motor operates reliably to ensure production safety. Our ATEX and IEC explosion-proof motor has advanced design concepts and independent intellectual property rights, and have reached the international advanced level in terms of functionality and reliability.

Explosion Proof Motor Specifications

Input Voltage	660V/1140V
Input Frequency	50Hz/60Hz
Output Voltage	0-660V/1140V
Output frequency	0-50Hz/60Hz
Power semiconductor	IGBT, Diode
Input side of VFD	Standard:6 pulse diode rectifier Option:6 pulse IGBT rectifier
Quadrant	Standard:2-Q Option: 4-Q
Frequency Resolution
Overload capacity	220%
Communication	Internet、CAN、RS485
IP	IP54, water cooling.

Features of the Explosion Proof VFD

The software system of explosion proof electrical equipment has built-in control programs such as a scraper, conveyor, and pumping station;

Direct torque control has high control precision, fast dynamic response speed, and output torque greater than 2.2 times rated torque, which is suitable for heavy load starting occasions.

Explosion proof VFDadopts CAN bus communication to realize master-slave control and power balance of multiple devices, and optical fiber communication is supported to realize data transmission and control;

ATEX explosion proof VFD uses Long-life thin-film capacitors;

This electrical transmission equipment has various protection functions such as overload, overvoltage, under-voltage, phase shortage, overheating, power imbalance, short circuit, etc.

Our ATEX explosion proof VFD is equipped with high quality explosion proof electrical panels, connectors, enclosures, junction boxes, outlets and other explosion proof electrical boxes and fittings.

Explosion Proof Electric Motor Classifications

The types of explosion-proof electric motors can be classified according to the following aspects:

Explosion proof VFD motor can be divided into explosion-proof asynchronous motor, explosion-proof synchronous motor and explosion-proof DC motor.

Explosion proof VFD motorcan be divided into explosion-proof motors used in coal mines and explosion-proof motors used in factories.

Explosion proof VFD motor can be divided into flameproof motor, increased safety motor, positive pressure motor, spark-free motor and dust explosion-proof motor.

Explosion proof VFD motor can be divided into explosion-proof motor for coal mine conveyor, explosion-proof motor for coal mine winch, explosion-proof motor for scraper, explosion-proof motor for local fan in coal mine, explosion-proof motor for fan, etc. In addition, it can also be divided according to technical indicators such as rated voltage and efficiency, such as high-voltage explosion-proof motor and low-voltage explosion-proof motor.

How to choose An Electric Explosion Proof Motor?

Selection principle of explosion-proof electric motor

Application of the Explosion Proof VFD

The frequency converter application is very extensive, and explosion proof DC motor also has its own unique uses.

The explosion proof VFD is mainly used for heavy load starting and full speed regulation of scraper conveyor, transfer machine, belt conveyor, coal mine TBM and other equipment with rated voltage of 3300v / AC1140v / AC660V, and can be used for the emulsion pump station, water pump, endless rope winch, permanent magnet synchronous motor (including electric drum), ventilator and other occasions requiring frequency conversion speed regulation.

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