STEINEL S-Former E, Assembly Instructions Manual, Page: 66 / 92

66 Assembly instructions Version 12.2022
12 Technical data
12.1.4 S-Former E1.2
Outer dimensions, weight
Length (mm) 228
Width (mm) 65
Height (mm) 190
Weight (kg) 4
The S-Former E1.2 is designed for tools with the following dimensions:
Collet
Shaft diameter Part number
3.5 SZ2702-00001
4 SZ2702-00008
4.5 SZ2702-00002
6 SZ2702-00003
7 SZ2702-00004
8 SZ2702-00005
Collets that fulfil the ER 11 standard may be used.
Reducers are required for a correct length compensation and the square wheel
driver.
With regard to tools that do not fit perfectly with the square end of the spindle,
protection against slipping is only provided by the frictional connection with the
collet. There is no secure form-fitting connection.
Reducer
Square end Thread type Part number
2.7 M3 SZ2703-00006
3 M4 SZ2703-00007
3.4 M5 SZ2703-00008
4.9 M6 SZ2703-00009
6.4 (in spindle) M8 –
Design of the drive, output, gear and pneumatics:
Drive
AC Servodrive Beckhoff AM8023F
Standstill torque (Nm) 1.2
Nominal torque (Nm) 0.9
Nominal rotation speed (1/min) 9 000
Nominal power (kW) 0.85
Torque constant (Nm/A) 0.35
Output
Torque (Nm) 12
Rotation speed (1/min) 2 777
Gear
Ratio 3.24:1
Pneumatic system
Pressure (bar) 2…4, depending on application max. 6