Produktkatalog 2011 - Busck

4.3 Ordering information
Gear units with two and three stages
S I - -
Gear units with more than 3 stages
S I
3 Casing
F Foot mounting
C Flange version
Example:
3 4 5 6 7 8 9 10 11 12
3 4 5 6 7 25 26 27 8 9 10 11 12
4 Output shaft
N Basic version
F Mounting flange, large
D Mounting flange, large
E Mounting flange, medium
R Mounting flange, small
M Flange for high-performance
shaft/bearing
A Flange for high-performance
shaft/bearing,tubing, mounting
position V1, V5, V15
L Elongated bearing casing
P Elongated bearing casing, tubing
mounting position V1, V5, V15
5 Size
1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 - 9
6 Design index:
6 Metric version
7 Inch version
SI foot casing, basic version, size 3, design index 6, 2-stage,
gear ratio i = 1/25, Rexnord-Stephan integral motor size 112, horizontal mounting position
7 Number of stages
B 2-stage
C 3-stage
8 Total gear ratio
9 Drive unit
No designation: Integrated motor
U IEC flange motor
I I-latern
M Motor chair
4. SI4
10 Accessories for gear units
R Reversal lock on drive shaft
Specify free direction of rotation
11 Motor
12 Mounting positions
3 4 5 6 7 8 9 10 11 12
S I F N 3 6 B 25 112 B3
Only for gear units with more than 3 stages
25 Size preliminary stage gear unit
26 Design index prelim.-stage gear unit
27 Number of stages prel.-stage gear unit
3 4 5 6 7 25 26 27 8 9 10 11 12
S I C R 5 6 C 1 6 B 350 U R - 90 - V1
SI flange casing, small mounting flange, size 5, design index 6, 3-stage, size primary-stage gear unit 1, design index primary-stage gear unit 6,
2-stage primary-stage gear unit, total gear ratio i = 1/350, U-lantern with integrated reverse lock, motor size 90,
Vertical mounting position, output shaft down
172
4