This guide will help you to replace the ACH550 drive with the

ACH580 HVAC drive. Follow the steps outlined in this guide to

find the optimal replacement product and to expedite the

replacement process.

Step 1: Sizing of the drive and selecting options

Compare power range, mounting methods and dimensions to

select the appropriate ACH580 product compared to the

ACH550 drive, see the checklist items for some useful

guidance.

Step 2: Wiring and parameter setup

Compare electrical data and basic parameter range for optimal

replacement. Use the replacement ACH580 manual to assist

with the commissioning process.

Before beginning, some basic checklist items

All information regarding the control of your application

should be gathered from the ACH550 prior to selecting and

performing the actual replacement, control and parameter

settings should be noted to ensure consistency in the

replacement ACH580.

This checklist covers the main information you may require to

guide you through the replacement process. If the ACH550

cannot be powered, the technician should gather all the

information below that is not parameter related.