6  Control Panel Access Option & Reassemble  
6.1  Option 1 – Built-In Control Panel – Disconnected 
Note: Option 1 will require removing the ACS355’s UL Type 4x front cover to 
connect the drives control panel.   
7  Place cover and gasket on ACS355 UL Type 4X drive 
and tighten the four fastening screws. Procedure is 
complete. 
 
7.1 
Option 2 – Blank Control Panel -  
Note: Option 2 will require removing the control panel access cover to connect 
Author: Jeff Fell – Application Eng., Greg Semrow – Product 
Marketing  Date: 8, 2014 
External 
http://www.abb.us/drives.     
Industry – Industrial 
 Document #: LVD-EOTN72U-EN 
Revision: A 
Product Categories: ACS355, MPOW, MREL, MTAC