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Mining, gas, oil producing and geological equipment
Safety catch (dog)
mining
PTKA
This brand has modifications - select them below after reading annotation and detailed description
Explanation/Annotation:
For cages with seizure for two brake climbing rope.
Detailed model description:
Are intended for deduction and smooth stop of cages (counterweights) in case of break of inhaul cable or hanging rail.
Detailed modification description
NN
Modification marking
Inter
Nat.
Diameter of brake climbing rope, MM
catcher mass, kg not more
parachute mass, kg not more
statistical bear load, CN
1
PTKA6,3-01
PTKA6,3-01
25, 5
200
1300
63
2
PTKA6,3-02
PTKA6,3-02
25, 5
200
1300
63
3
PTKA12,5-01
PTKA12,5-01
30, 5
-
1580
125
4
PTKA12,5-02
PTKA12,5-02
30, 5
-
1580
125
5
PTKA20-01
PTKA20-01
35, 5
-
2710
200
6
PTKA20-02
PTKA20-02
35, 5
-
2710
200
7
PTKA25-01
PTKA25-01
40
-
2845
250
8
PTKA25-02
PTKA25-02
40
-
2845
250
9
PTKA30-01
PTKA30-01
45
-
3050
300
10
PTKA30-02
PTKA30-02
45
-
3050
300