Siemens SINOVA - Installing Bowden Wire

Accessories
3.9 Accessories for locking and interlocking
3WJ Air Circuit breakers
138 Operating Instructions, 12/2022, L1V30828903001-01
Installing Bowden wire
Installing Bowden wire (Page 138)
See also
Preparation for maintenance work (Page 178)
3.9.5.4 Installing Bowden wire
Article No.
Description
Article No.
Bowden wire (2 m)
3WJ9111-0BB41
Bowden wire (3 m)
3WJ9111-0BB42
Bowden wire (4.5 m)
3WJ9111-0BB43
Check the contents of the packaging
Inserting and adjusting the Bowden wire
• Push the Bowden wire through the angle plate, compression spring and insertable plate.
• Adjust the bowden wire with the adjusting screw ③ and secure with lock nut ④ to the
plate.
• Secure Bowden wire with the slotted washer ⑤.
• When the Bowden wire is attached on both sides, the sheath must have approx. 1 mm
clearance. If necessary, adjust with adjusting screw.
• Fix the setting by means of the lock nut ⑥.
• Pull the other end of the bowden wire to the next Circuit breaker ⑦.
• Push the compression spring and spring bush over the tube holder and sheath ⑧.
• Insert the Bowden wire into the index brackets ⑨.
• Place the spring bush onto the index brackets ⑩.
Press the compression spring between the spring bush and the plate.