Парашюты шахтные

Safety gears

Meant for keeping and smooth stop of mine cages or counter-balances in case of a main rope or suspension gear breakage. Safety gears (parachutes) can be operated:ПТКА and ПТКША with cages of max. 30 t weight, ПТКПА – with a counter-balance of max. 16 t weight with unbalanced hoisting of vertical shafts of max. 900 m depth, at max. 12 m/s travelling speed, regardless of the type and location of guides.
Applied at unbalanced hoists of vertical shafts with one-way rail guides or insufficient gaps between cages.

Description Static load, kN Brake rope diameter for a wedge lock, mm Distance between axes of a brake rope wedge lock and safety catch traction , mm Weight, kg
ПКЛА 6,3 63 35,0 495; 555; 735 1140
ПКЛА 12,5 125 40,0 500; 555; 735; 780 1840
ПКЛА 20 200 0,5 500; 555; 735; 780 2220
ПКЛА 30 300 56,0 555; 735; 780 2420
ПТКА 6,3 63 25,5 1150-1480 1300
ПТКА12,5 125 30,5 1015-1730 1580
ПТКА 20 200 35,0 980-1870 2710
ПТКА 25 250 40,0 1540-1870 2845
ПТКА 30 300 45,0 1040-1630 3050
ПТКША 20 200 35,0 980-1870 7410
ПТКША 25 250 40,0 1540-1870 7560
ПТКША 30 300 45,0 1040-1630 7760
ПТКПА 160 30,0 800-1730 1435
ПКЛА 6,3 63 35,0 495; 555; 735 1140
Safety gears
4.2 (84%) 5 Голос[ов]
Safety gears