Siemens SIMOTICS T-1FW6 - Cooling Method

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① Stator with integrated cooling
② Rotor with permanent magnets
③ Transport lock
④ Electrical connections
⑤ Cooler connection
Figure3-7 Motor components of the 1FW6160 to 1FW6290 built-in torque motors with integrated
cooling (2 cooling circuits)
3.4.1.4 Cooling method
Built-in torque motor stators are equipped with a liquid cooler to dissipate power loss.
The cooling method used depends on the size (external diameter) of the motor as follows.
Table 3-5 Cooling method
Frame size Cooling jacket Integrated cooling
with one cooling circuit
(only main cooler)
Integrated cooling
with two cooling cir‐
cuits
(main cooler and preci‐
sion cooler)
1FW6050  X 
1FW6060  X 
1FW6090 X  
1FW6130 X  
1FW6150 X  
1FW6160   X
1FW6190   X
Description
3.4Design
1FW6 built-in torque motors
42 Operating Instructions, 09/2022, A5E52220812B AA