LENZE
GST
GFL
GKR
GKS
GSS
Housing
Design
Cuboid
Material
Aluminium/Cast iron
Solid shaft
Design
With keyway to DIN 6885
Tolerance
k6 (d ≤ 50 mm)
m6 (d > 50 mm)
Material
Tempered steel C45/42CrMo4
Hollow shaft
Design
–
H: With keyway
–
S: Smooth
Tolerance
–
Bore acc. to ISO H7 (measured with plug gauge)
Material
–
Tempered steel C45
Toothed parts
Design
Optimised tooth flanks and profile geometry
Ground tooth flanks
Material
Case-hardened steel
Case-hardened steel, bronze worm gear
Shaft-hub connection
1st stage/prestage/helical (bevel) gearbox: friction-type connection
Output stage (= 2nd, 3rd or 4th stage): friction-type or positive-fit connection
Shaft sealing rings
Design
With dust lip
Material
FP (Viton)
Bearings
Design
Ball bearing/tapered-roller bearing depending on size and design
Lubricants
Design
In accordance with DIN 51502
Fill volumes
Depends on the mounting position
Å
Operating Instructions
Mechanical
At
efficiency
rated
0.95 ≤
±
G
≤ 0.98
0.95 ≤
±
G
≤ 0.97
0.95 ≤
±
G
≤ 0.96
0.93 ≤
±
G
≤ 0.95
0.79 ≤
±
G
≤ 0.92
torque
˘
Dependent on transmission ratio
˘
At n
1
= 1400 rpm
˘
Housing at operating temperature
and teeth run in
Noise
Does not exceed the emission values specified in VDI Guideline 2159
Enclosure
IP65
Drive dimensioning
Gearbox designs
2-6
2
G-motion atex en 06/2011
General data