Coal mill motor product code:

YTM: Cage type asynchronous motor for simple coal mill

YHP: Refers to cage type asynchronous motor for bowl type HP coal mill

YMPS: Cage and asynchronous motor for agricultural bowl type MPS coal mill

Coal mill motor specification code:

Expressed as center height (mm) - number of poles.

示例： YTM500—6 YHP56O—8

1. The protection level of the motor casing is IP54 (see GB/T 4942.1), and if the protection level is higher than IP54 Users should consult with the manufacturer.

2. The cooling method for electric motors is IC511, IC611, or IC81W (see GB/T 1993)

3. The structure and installation type of the electric motor are IMB3 (see GB/T997).

4. The rating of the electric motor is based on the continuous working system (S1) as the standard for continuous rating.

5. The rated frequency of the motor is 50Hz. The rated voltage is 6000V or 3000V.

6. The usage factor of the electric motor is 1.0. When the usage factor is 1.5, the user should consult with the manufacturer

7. The rated power level of the electric motor is:

160kW,l85kW,200kW，220kW,250kW,280kW,315kW,355kW,400kW,450kW,500kW,560kW,630kW,710kW,800kW, 900kW,lOOOkW,1120kW,1250kW,1400kW,1600kW,1800kW。

8、 电动机的同步转速为： 1000r/min，750r/min，600r/min。

9. Dimensions and tolerances of electric motors,

10、 中心高为： 355mm，400mm，450mm，500mm，560mm，630mm，710mm，800mm。

The series spectrum of coal mill motors is shown in Tables 1, 2, and 3

Table 1 YTM series (6kV) motor type spectrum

Table 2 YHP series (6kV) motor type spectrum

Table 3 YMPS series (6kV) motor type spectrum