JY-10 point hoists

Stage point hoists (single-point transmission): point hoists in venues, usually with a trapeze equipment, it is the single point of crane main technical indicators:! Crane load operation noise less than 65dB (A); crane running under full load, the worm gear oil temperature does not exceed 90 ° C, the temperature of the motor does not exceed 70 ° C; two or more cranes are in operation, with time intra-hanging point run error should not exceed 0.1%; crane repeat the error should be no more than plus or minus 5mm, point hoists with rope line with the provisions of GB1102; chain breaking force greater than the maximum of 20 work force training, rope safety factor K = 9; all fasteners point hoists, and have adopted the locking apparatus point hoists upstream and downstream have travel protection.!