APsystems YC500A/I Installation/User Manual
2
YC500I Installation Procedures
Step 1 - Position the AC bus cable
Step 2 - Install the AC branch circuit junction box
Figure 17
a. Install an appropriate junction box at a suitable location on the PV
racking system ((typically at the end of a branch of modules).
b. Connect the open wire end of the AC bus cable into the junction
box using an appropriate gland or strain relief fitting.
c. Wire the conductors:
L1 - RED; L2 - BLACK; N -WHITE; PE - GREEN.
d. Connect the AC branch circuit junction box to the point of utility
interconnection.
Step 3 - Attach the APsystems Microinverters to the racking or
the PV module frame
Attach to the racking
a. Mark the location of the Microinverter on the rack, with respect to
the PV module junction box or any other obstructions.
b. Mount one Microinverter at each of these locations using hardware
recommended by your module racking vendor.
Option 1:
A
B
Figure 18
Option 2:
Figure 19
M8
M8