2014年11月17日星期一

Mine explosion-proof motor

 high efficiency high power electric motor Y2 motor
Specifications
1. effiency: IE2 and IE1 
2. 20 years manufacturing experience 
3. 12 months guarantee 
4. low noise and vibtration
(1) the development of high power motor is now the biggest installed capacity of coal winning machine in the world has more than 1200 kw, the drive motor power of 600 kw. That meet the needs of mining coal face scraper conveyor's biggest installed capacity has more than 1500 kw, the drive motor power is 725 kw. The current domestic coal winning machine drive motor power is 400 kw, scraper conveyor drive motor power is 315 kw. (2) development of 3.3 kV ac motor prices and 6 kV voltage level and IOkV mine motors: this is because the popularity after the comprehensive mechanized coal mining area to lengthen, which resulted in increased voltage drop, at the same time, the use of high-power motor for higher voltage class. Mining two-speed motor (3) development: in order to adapt to the coal mine belt conveyor starting at low speed permanent magnet motors for sale and high speed running work needs, foreign mining scraper conveyor is the use of double speed motor drive. But at present domestic mining two-speed motor power range, performance index and form a complete set of the performance of the control switch and so on all has certain gap compared with foreign advanced level. (4) improve the reliability of mine motors: poor working conditions of the mine explosion-proof motor, motor frequent heavy load starting, load Single phase motor change is big, large voltage fluctuation, high temperature and has certain corrosion resistance, etc., all of these affect the use of the machine reliability and life expectancy. (5) to speed up the upgrading of mining explosion- proof motor. (6) unified standard of mine explosion-proof motor.

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