Adding, Removing, or Replacing Power Optimizers
1. Turn OFF the inverter ON/OFF/P switch, and wait until the green LED is blinking ,
indicating that the DC voltage is safe (<50V), or wait five minutes before continuing
to the next step.
2. Disconnect the AC to the inverter by turning OFF the circuit breakers on the
distribution panel.
3. Turn OFF the DC Safety Unit (if applicable).
4. Disconnect and connect the necessary power optimizers.
5. Perform pairing and other procedures described in
Activating, Commissioning and
Configuring the System Using the Inverter SetApp
on page 35 on all inverters to
which power optimizers were added or from which power optimizers were removed.
6. In the monitoring platform, use the Replace button in the logical
layout tab (in site Admin). Replace the serial number of the removed
power optimizer with the serial number of the newly installed power
optimizer. Refer to https://www.solaredge.com/sites/default/files/se-
monitoring-portal-site-admin.pdf
Appendix F: Replacing and Adding System Components 81
Three Phase System Installation Guide MAN-01-00505-1.2