24 Rockwell Automation Publication 6000-UM002E-EN-P - April 2018
Chapter 2 Drive System Layout
Figure 15 - Isolation Transformer Temperature Monitors 
A separate user manual from the manufacturer is included in the documentation 
package. 
Top-mounted Cooling Fan(s)
The top mounted cooling fan(s) ensure reliable cooling of the isolation 
transformer. They ensure the air is exhausted from the cabinet by creating an 
induced draft.