Parallel Connection Of The Aurora Dc Inputs - Power One AURORA PVI-OUTD-US Series Installation And Operator's Manual

Photovoltaic inverters
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Installation and Operator's Manual
(PVI-3.0/3.6/4.2-OUTD-x-US Rev: 2.1)
3.3.5.2

Parallel Connection of the Aurora DC inputs

WARNING: Before performing the following instructions, ALWAYS
perform the "AURORA ELECTRICAL DISCONNECT PROCEDURE"
described in section 3.3.1 of this manual.
WARNING: When the current from the photovoltaic array exceeds 16Adc
for the PVI-4.2 model, or 10Adc for the PVI-3.0/3.6 models, when the array
power exceeds the limit for the single channel (see table in 8.1 paragraph),
or when there is a consistent unbalance of the power between two arrays, it
is necessary to parallel the 2 inputs.
Fig. 12 - Short Circuit on IN2 Channel
Page 37 of 108

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