Technical data

PVI 3000/4000/5000/5300 Installation and Operation Manual
45
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o REMOVE WIRING BOX COVER
o CHECK DC VOLTAGES OF ALL STRINGS USING 600V DC METER
 MEASURED VOLTAGES SHOULD BE OPEN CIRCUIT VOLTAGE; IF THE
MEASURED VOLTAGE IS AT OR CLOSE TO 0.0Vdc, THEN STOP! AND DO NOT
REMOVE ANY FUSES. RECHECK YOUR WIRING TO ENSURE THERE IS NOT A
DEAD SHORT OR A STRING WITH REVERSED POLARITY.
o CHECK DC CURRENT OF ALL STRINGS USING CLAMP-ON DC METER
 MEASURED CURRENTS SHOULD BE AT OR VERY CLOSE TO 0.0Adc. IF THERE IS
A MEASURED CURRENT READING, THEN STOP! AND DO NOT REMOVE ANY
FUSES. RECHECK YOUR WIRING TO ENSURE THERE IS NOT A DEAD SHORT OR
A STRING WITH REVERSED POLARITY.
o ONCE THE VOLTAGES AND CURRENTS ARE MEASURED AND CONFIRMED TO BE
CORRECT, REMOVE AND REPLACE THE PV STRING FUSES.
Fig 5.2 Replacement of the PV string fuses
WARNING!
PV arrays is always energized when exposed to light therefore hazardous voltage is still present on the
terminal blocks and the PV string fuse holders even the DC/AC disconnect switch is switched OFF.
Please cover the PV arrays with opaque (dark) materials during PV string fuse replacement.
CAUTION!
The string fuse size must not be greater than the maximum fuse size rating of the PV module provided
on the PV module manufacturer data sheet. If no maximum fuse size is indicated, please contact the
PV module manufacturer.
Factory Service
Please contact Solectria Renewables customer service for our documentation for removing and replacing inverter section
(while leaving wiring box in place).
6 Product Warranty & RMA Policy
6.1 Warranty Policy
The Solectria Renewables Warranty Policy is stated below.
Solectria Renewables Warranty Coverage: