Siemens SINAMICS SM150 Operating Instructions Manual page 67

Note
Installation direction of the bolts
Screw in the bolts so that the bolt heads point outside in the direction of the technician.
Installing the link rails
NOTICE
Arc caused by air gap undershot
The incorrect mounting of the link rails can cause the air gap to be undershot. Undershot air
gaps can cause an arc.
This can result in death, serious injury or material damage.
Mount the flexible link rails as shown in the associated figure.
SINAMICS SM150 6SL3845-7NN42-2AA3 HBIS Shigang WRM NTM
Operating Instructions Rev.202003051222 3005356504
Installation
5.7 Connecting the DC bus
67