Installation and Operation Manual (Rev B)
56
12.3 Input DC (PV) Specifications
PVI14TL
PVI 20TL
Units
Absolute Maximum Input Voltage
600
VDC
Operating Input Voltage
180-580
260-580
VDC
MPPT Input Voltage Range
300-540
300-550
VDC
MPPT Trackers
2 with 4-Fused Inputs per Zone
Maximum Operating Input Current
per Zone
30
35
Amps
Table 12.4 – DC Input Specifications
12.4 Temperature Derating Curve
12.5 Internal Circuit Diagram
The basic power flow within the PVI 14TL-20TL series of inverters is below. Note that the GFDI
circuit is not depicted.
EMI Filter
INV
EMI Filter
L1
L2
L3
N
PE
Filter
Surge
Protector
DC_Switch
PV1+
PV1-
DC/DC
EMI Filter
PV2+
PV2-
DC/DC
AC_Switch
Surge
Protector
Surge
Protector
Figure 12.1 – Simplified
Internal Circuit Diagram for PVI 14TL-20TL Series Inverters
Ambient Temperature
Power
Level