Siemens S120 ユーザーズマニュアル

Motor assembly 

 

6.1 Motor assembly 

Type series 

Screw 

(strength class) 

Tightening torque 

M

A

 in Nm 

1FW6160-xxB05-xxxx to 
1FW6160-xxB15-xxxx 

M8 (8.8) 

21.6 

1FW6160-xxB20-xxxx 

M8 (10.9) 

31.8 

1FW6190-xxB05-xxxx to 
1FW6190-xxB15-xxxx 

M8 (8.8) 

21.6 

1FW6190-xxB20-xxxx 

M8 (10.9) 

31.8 

1FW6230-xxB05-xxxx to 
1FW6230-xxB15-xxxx 

M8 (8.8) 

21.6 

1FW6230-xxB20-xxxx 

M8 (10.9) 

31.8 

1FW6290-xxB07-xxxx to 
1FW6290-xxB15-xxxx 

M10 (8.8) 

43 

1FW6290-xxB20-xxxx 

M10 (10.9) 

61.8 

 

 

 

Note 
Underlying friction factor µ

ges

 = 0.1 

With lower friction factors, the tightening torques may have to be reduced. 
Also note the maximum tightening torques of the screws used. These may be lower than the 

values specified in the table above. 

 

 

6.1.1 

Procedure for installing the motor 

Sequence for installing the motor 

 

DANGER 

 

If the components are installed in a different sequence, this can endanger personnel and/or 

destroy motor components. 

 

 

1FW6 Built-in torque motors 

84

 

Configuration Manual, 05/2009, 6SN1197-0AE00-0BP3