Model Meanings of D S B- 40 4: D: Special Motor S: For Conveyor B: Flameproof -40: Power -4: Poles Description of Explosion-proof Three-phase Induction Motor for Conveyor DSB series: According to the application requirements, this explosion-proof three-phase induction motor for conveyor we manufactured in China can be made into EExd I type explosion motor/flameproof motor, which confirms to < Electrical Apparatus for Explosive Gas Atmosphere Part 1: General Request> of GB3836.1 and< Electrical Apparatus for Explosive Gas Atmosphere Flameproof Enclosure D> of GB3836.2. Applications of Explosion-proof Three-phase Induction Motor for Conveyor DSB series: This Explosion-proof Three-phase Induction Motor can be used as driving conveyor in coal mines where explosive mixture such as methane or dust exists. Other Parameters of Explosion-proof Three-phase Induction Motor for Conveyor DSB series: 1. The protection class of the motor body is IP44 while terminal box is IP54. 2. The cooling method is IC411. 3. The mounting arrangement is IMB3, IMB5 and IMB10 4. The duty of the motor is S1. 5. The rated power for the motor is 50HZ 6. The rated voltage is 380/660V and 660/1140V 7. The insulation class is F level. Applications of Explosion-proof Three-phase Induction Motor for Conveyor DSB series: It can be used on scraper conveyor, belt conveyor, stage loader, and crusher of mining industries.