YBF2-112~355 Series Explosion-proof Three-phase Asynchronous Motors for Fan

1.  General Description

       This series of motors are from YB2 series and apply to coal mines and factories with explosive gas mixture at the grade I, IIA, IIB and temperature class T1-T4, this series motors are used to drive axial flow blowers.

       The main enclosure of this series motors is of protection degree IP55, cooling system is IC411。

2. Technical Parameters

       Rated voltage: 380V, 660V, 380V/660V, 660V/1140V
       Rated frequency: 50Hz
       Cooling system: IC411
       Mounting arrangement: B3
       Duty type: Continuous (S1)
       The relationship between frame size, speed and power are shown in Table 22
       The mounting dimensions of the motors are shown in Table 23

Notice to Order

       1. Motor type, power, speed, voltage, frequency and mouting arrangement should be stated when placing orders.
       2. Special requirement, if any, should be stated and contact with us in advance.
       3. The technical data and mounting dimesions in catalogue are only for reference when ordering.