Rack Automatic Transfer Switches (AP77XX), specifically the models below ONLY:
There is a probability to permanently damage the Rack ATS if the procedure is not followed.
Required Download Procedure - two options:
1.) Disconnect the secondary input power source and apply power to the ATS through the primary source only during the firmware update. This will remove the redundancy from your loads for approximately five minutes but will not require powering down your attached load.
2.) Remove ALL connected loads to the ATS and apply the firmware update using the instructions below.