Model Parameter JH-5 JH-8 JH-14 JH-20 JH-30 Steel wire rope average static tension (KN) 50 80 140 200 300 Steel wire rope (m/s) average speed 0.17 0.12 0.115 0.118 0.13 Drum diameter* width (mm) 276* 372 280* 230 400* 317 430* 530 550*560 rope capacity (m) 80 100 130 170 220 Steel wire rope diameter 15.5 17 21.5 24.5 30 construction 6* 19 6* 19 6* 19 6* 19 6* 19 nominal extension strength (M pa) 1550 1550 1550 1550 1570 Explosion proof motor Model YBJ7.5-4 YBK2-160M-6 YBK2-200L1-6 YBK2-200L2-6 YBK2-280S-4 Power (KW) 7.5 7.5 18.5 22 45 Voltage (V) 380/660 380/660 380/660 380/660 380/660 Rotate speed (r/min) 1450 970 970 970 980 Overall size: length* width* height 1450* 512* 515 1550* 530* 570 1955* 680* 815 2560* 968* 797 3300*1077*1034 Winch weight (including motor) 620 650 1350 2600 4460