... IP21 H63 ~ H160 for IP44 YLJ series three-phase electric motorThe rated voltage: 380VRated frequency: 50HzAltitude: no more than ... IP21H63 ~ H160 for IP44 YLJ series three-phase asynchronous electric torque applicable papermaking, wires and cables, rubber, plastic, ... action of all kinds of machines. Like extrusion, clamping, opening, pull, screw rotation speed, torque etc randomly occasion. ...