Harmonic Power Flow Calculations will not be performed on firmware versions below a certain revision.
Harmonic Power Flow Calculations
It is necessary to have CM4000/3000 firmware version 12.32 or later to enable the Harmonic Power Flow calculations.
Access to firmware upgrade instructions, including a how-to video and a link to the latest firmware can
be found at: Firmware Upgrade - Instructions and Downloads
Additionally, supporting documents and file downloads on this and a wide variety of other products and topics
may be obtained using the search function found at the: Download Center