... .5t to 30t small volume/ lightweight convenient operation 220v 1 phase electric wire rope hoist Introduction of electric hoist1.Model CD1, MD1 ... precise loading and unloading, mounding of sand box, maintenance of machine tools, etc.Components1. Shell: It is made of light aluminum ... so as to prohibit the chains from exceeding for safety.3. Transfomer: 24V/36V/48V transformer device. This device is used ...