38
11. load gRaPh and effiCienCy gRaPh
The relationship between PV input voltage (V
is shown in the following example. Once PV input voltage is less than
450 V, the relation of V
Ppv(W) = 8.5 x Vpv
Example: V
is 400VDC,
PV
the maximum power taken
per inverter in one string is
3400 W.
The typical efficiency chart related to V
note
Results may vary due to test equipment tolerances and product
differences.
tyPical EfficiEncy gRaPh foR PRotEct PV 4600
and power is:
PV
load gRaPh P
and P
DC
) and input power (P
PV
(w) = 8.5 x V
PV
PV
is shown below.
AC
)
PV