Appendix F: Replacing And Adding System Components; Replacing An Inverter; Adding, Removing, Or Replacing Power Optimizers - SolarEdge SE3500 Installation Manual

Appendix F: Replacing and Adding System Components

Appendix F: Replacing and Adding
system components
NOTE :
If you are permanently dismantle the facility or part of it, be sure to use the methods of withdrawal dictated by local regulations.

Replacing an inverter

1 Place the ON / OFF switch of the inverter OFF and wait until the LCD shows 1 Place the ON / OFF switch of the inverter OFF and wait until the LCD shows
that the DC voltage is safe (<50 V), or wait five minutes before proceeding to the next step.
WARNING !
If you do not see the inverter panel, or if a fault is indicated on the LCD, wait five minutes for the inverter input capacitors discharge. If you do not see the inverter panel, or if a fault is indicated on the LCD, wait five minutes for the inverter input capacitors discharge.
2 Disconnect the AC of the inverter by turning off the switches of the panel of the main circuit. 2 Disconnect the AC of the inverter by turning off the switches of the panel of the main circuit.
3 Open the cover of the inverter as described in Removing the cover on page 44. 3 Open the cover of the inverter as described in Removing the cover on page 44. 3 Open the cover of the inverter as described in Removing the cover on page 44. 3 Open the cover of the inverter as described in Removing the cover on page 44.
4 Disconnect plugs DC and AC inverter son. 4 Disconnect plugs DC and AC inverter son.
5 Remove the two screws securing lower the inverter on the mounting bracket and remove 5 Remove the two screws securing lower the inverter on the mounting bracket and remove
the inverter from the mounting bracket.
NOTE :
If you remove the old inverter and do not immediately install a new one, use an insulation tape to isolate each of the AC and DC son.
6 Place the new inverter on the mounting bracket, insert the inverter fixing screws on the mounting bracket.
7 Follow the instructions Chapter 3: Installation of the inverter and Chapter 4: Commissioning of 7 Follow the instructions Chapter 3: Installation of the inverter and Chapter 4: Commissioning of 7 Follow the instructions Chapter 3: Installation of the inverter and Chapter 4: Commissioning of 7 Follow the instructions Chapter 3: Installation of the inverter and Chapter 4: Commissioning of 7 Follow the instructions Chapter 3: Installation of the inverter and Chapter 4: Commissioning of
Installation
Adding, removing, or replacing the optimizers
power
1 Place the ON / OFF switch of the inverter OFF and wait until the LCD shows 1 Place the ON / OFF switch of the inverter OFF and wait until the LCD shows
that the DC voltage is safe (<50 V), or wait five minutes before proceeding to the next step.
WARNING !
If you do not see the inverter panel, or if a fault is indicated on the LCD, wait five minutes for the inverter input capacitors discharge.
2 Switching off the AC switch of the main distribution panel. 2 Switching off the AC switch of the main distribution panel.
3 Disconnect and connect the power optimizers needed. 3 Disconnect and connect the power optimizers needed.
4 Effect coupling and other procedures in Chapter 4: Commissioning of 4 Effect coupling and other procedures in Chapter 4: Commissioning of 4 Effect coupling and other procedures in Chapter 4: Commissioning of
Installation on page 24 of all inverters with power optimizers those added or removed. Installation on page 24 of all inverters with power optimizers those added or removed.
5 In the Monitoring Portal, replace the series of power optimizer number retired with 5 In the Monitoring Portal, replace the series of power optimizer number retired with
the serial number of the new installed power optimizer.
SolarEdge Installation Guide - MAN-01-00060-2.6
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