本电动机采用封闭型自冷结构和B极构缘材料，维护少、运行可靠、寿命长。
SZKX series has self-cooling sealed structure and in use for B-class insulation material, so possesses features of less maintenance, reliable operation and long life.
本型电动机为全封闭自扇冷式，机座由钢板卷制成，具有较高的机械强度。
This type of motor is totally enclosed, self-ventilated motor, whose stator frame is made by steel plate with higher mechanical strength.
本型电动机为全封闭自扇冷式，机座由钢板卷制成，具有较高的机械强度。
This type of motor is totally enclosed, self-ventilated motor, whose stator frame is made by steel plate with higher mechanical strength.
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