5.52.131.00.01.09
19
for hoists Type 4-8 with spur gear
NOTICE!
The weld seam of the chain must lie to the inner side and be in contact with the sprocket wheels.
for hoists Type AK 9-10 with planetary gear
NOTICE!
The weld seam of the chain must lie to the outer side and must not be in contact with the sprocket wheels.
Only for AK+AP 4-8
Chain end fastening 2 chain falls
Type with threaded bolt (1)
Illustration 12
chain threaded bolt AK+AP 4-8
AK+AP4 AK+AP6 AK+AP7 AK+AP8
dn mm
6
8
10
12
dv mm
5,4
7,2
9
11
Exchange the bolt if the wear limit "dv" is
reached.
Max. permitted wear < 10%.
Illustration 13
12.4
Brake motor AK 4-8
Brake: 180 V DC
Chain hoist
Type
Nominal brake
moment
(Nm)
Nominal air gap
(mm)
air gap
max.
(mm)
Rotor strength
min.
(mm)
AK 4
10
0,2
0,8
5,5
AK 6
20
0,3
0,8
7,5
AK 7
28
0,3
0,9
9,5
AK 8
28
0,3
0,9
9,5
12.5
Brake motor AK 9-10
Brake: 180 V DC
Chain hoist
Type
Nominal brake
moment
(Nm)
Nominal air gap
SLü
(mm)
air gap
max.
(mm)
Rotor strength min.
(mm)
AK 9-10
32
0,3
0,7
8,0