Step 8. Connect Apsystems Microinverters To Grid; Step 9. Ac Extension Cable; Step 10. Complete The Apsystems Installation Map - APsystems QT2 Quick Installation Manual

WARNING! Each pv panel must be carefully connected to the same channel.
Never split positive and negative cables into two different channels, otherwise the inverter will be damaged
and warranty will not apply.
NOTE: No neutral wire output from inverter.
Compatible with both Delta and Wye 3-phase grid.

Step 8. Connect APsystems Microinverters to Grid

NOTE: 1.Please install bi-polar circuit breakers with proper rated current or according to the local regulation,
which are mandatory to connect to grid.
2.Leakage current breakers or AFCI/GFCI breakers are not recommended to install.

Step 9. AC Extension Cable

When AC extension cable is needed, users could connect the AC bus cable and AC extension cable in a junction box
or use a pair of male/female AC connectors that APsystems provides as optional accessory.
Bus Cable End Cap

Step 10. Complete the APsystems installation map

a. Each APsystems Microinverter has 2 removable serial number labels.
b. Complete installation map by sticking ID label of each microinverter at the right location.
c. The second serial number label, could be stuck on the solar module frame, which could help later to confirm
the position of the microinverter without dismantling the PV module.
NOTE: ①. The layout of the microinverters' serial numbers installation map is only suitable for typical
Installation.
②. Installation Map is available in the last page appendix of this manual.
③. Use ECU_APP (available in the EMA Manager) to scan the serial numbers on the map when setting
up the ECU (see ECU instruction manual for more info).
Product information is subject to change without notice.(Please download manuals at www.APsystems.com).
X
Male/Female AC Connectors
AC Extension Cable
2 2022/07/12 Rev2.0 Quick Installation Guide