APsystems QS1 - Page 2

2021/07/12 Rev4.4 Quick Installation Guide
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Step 6. Install a Bus Cable End Cap at the end of AC bus cable
Step 7. Place the PV modules and connect each QS1 to the PV modules
Step 8. Complete the APsystems installation map
a. Each APsystems Microinverter has removable serial number labels.
b. Peel labels off, affix one to the respective location on the APsystems installation map and fill in 1,2 3 and 4 in the
label below according to the layout on the roof.
c. The other serial number label posted on the solar module frame is easy to find.
d. Log on to the E MA with your installer access details, then you can create a user account in EMA and register the
installation ( in cluding the ECU). There you can also upload a photo of the installation map.
NOTE: you can request an EMA installer account at www.APsystems.com.
NOTE: Sequence of steps 1 to 8 can be change d depending on the installation.
NOTE: Using APsystems' mobile app ECUAPP can make the installation and registration much
simpler when there is an ECU included in the installation.
Step 9. Start the operation
a. Turn on the AC circuit breaker on each microinverter AC branch circuit.
b. Turn on the main utility-grid AC circuit breaker. Your system will start producing power after a two-minute
waiting time.
Product information is subject to change without notice.(Please download manuals at www.APsystems.com).
a
b
c
d
NOTE: Cover any unused
connectors with Bus Cable
Y-CONN Cap to protect the
connectors.
Best Practice: Use the Bus Cable
Unlock Tool to split the connectors.
Click
Nut
Seal
Body
NOTE: Remove the DC connector
caps before PV modules connection.
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.
RIGHT
√
×
WRONG
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+
-
-
+
-
-
+
1 2 3 4