The motor and electrical appliances are explosion-proof type, when the explosion-proof level is Exdâ?¡CT4, sparkproof treatment will be done for the travelling mechanism. The whole machine complies with JB / T10222-2001, and the explosion-proof grades are Exdâ?¡BT4 and Exdâ?¡CT4. This machine can be used with the fixed suspension track of the workshop, and can also be used with explosion-proof electric suspension single beam, explosion-proof electric single beam, and explosion-proof hoist double beam. Its lifting weight is 1t-32t. The working environment temperature is -20 ~ 40 . In addition to the above gas explosion-proof, there are dust explosion-proof, coal safety explosion-proof, so it is suitable for different explosion-proof places.