YBD2 series of products are suitable for the non-excavation working area in underground mine or where are the explosive gas mixture in factories. It changes speed by changing the numbers of poles. The safety performance of the products conforms to the standard of GB3836 Electric Equipment for Using in the Explosive Gas Environment. The explosion-proof mark is " Exdl" Of " ExdllBT4" .

Specifications:
1) Rated voltage: 380V, 380V
2) Rated frequency: 50Hz
3) Protection degree: IP55
4) Insulation class: F
5) Installation type: B3, B5, B35