Preventive winch PW

Designed to hold the coal-mining machine in case of coal combine’s pulling device interruption or if its frive is off.

The winch can be used by machines with weight from 9000 to 26000 kg working both from conveyor frame, and from bottom of seat with angle of slope from 9° to 35°.

Pulling force (adjusting), kN, no more than
at the first layer of rope reeling 45
at the last layer of rope reeling 26
Holding force at the last layer of rope reeling, kN, no more than 120
Maximum rope speed at the first layer of rope reeling, m/s, no more than 0,1
Coiling length of a drum for different rope diameters, m, no less than:
22 mm 460
22,5; 23; 23,5 mm 450
24; 24,5 mm 380
25; 25,5 mm 370
26,5 27 mm 300
28 mm 290
29; 29,5 mm 230
31; 31,5 mm 220
34 mm 170
Installed capacity, kW, no less than 18,5
Hydraulic fluid pressure, MPa (kgf/cm2):
nominal 11 (110)
max. 14,5 (145)
Overall dimensions, mm, no more than:
length 2825
width 1000
height 1050
Weight, kg, no more than 3200
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Preventive winch PW