how to order protective cover for motor

Hello Shebi87, 

Please download MAN-SIMOT-XP-EN.pdf - K-Drives refer page 157, find out desire spare & refer page 141 & 142 wherein you can find spare part number which you can get/request from your local Siemens support center.

Hope this helps.

OR

Please visit SOW link, enter article & serial number in respective field, all spares list will be pop up, from which you can select desire spare & order at your local Siemens support center.