Fronius Primo User Manual

3
EN
Contents
Explanation of symbols .............................................................................................................................. 5
Explanation of safety notices ................................................................................................................ 5
Explanation of symbols - choice of location .......................................................................................... 5
Explanation of symbols - installation position ....................................................................................... 7
Choice of location ...................................................................................................................................... 9
Proper use ............................................................................................................................................ 9
General comments regarding choice of location................................................................................... 9
Installation notes ........................................................................................................................................ 11
Selecting wall plugs and screws ........................................................................................................... 11
Recommended screws ......................................................................................................................... 11
Fitting the wall bracket .......................................................................................................................... 11
Installing the inverter on a mast ............................................................................................................ 11
Notes regarding grid connection ................................................................................................................ 12
Monitoring the grid ................................................................................................................................ 12
AC terminals ......................................................................................................................................... 12
Type of AC cable .................................................................................................................................. 12
Preparing the aluminium cables for connection .................................................................................... 12
Grid connection of inverter or dummy device ....................................................................................... 13
Maximum fuse rating on alternating current side .................................................................................. 14
Notes regarding DC connection................................................................................................................. 15
General comments regarding solar modules ........................................................................................ 15
DC terminals ......................................................................................................................................... 15
Connecting aluminium cables ............................................................................................................... 16
Notes regarding dummy devices .......................................................................................................... 16
Inverter DC connection ......................................................................................................................... 17
Multi MPP tracker inverters - Fronius Primo 3.0 - 8.2 ........................................................................... 17
Notes regarding the laying of data communication cables ........................................................................19
Laying data communication cables....................................................................................................... 19
Notes regarding attaching the inverter to the wall bracket......................................................................... 20
Attaching the inverter to the wall bracket .............................................................................................. 20
Notes regarding software updates ............................................................................................................. 21
Notes regarding software updates ........................................................................................................ 21
USB Stick as a Data Logger and for Updating Inverter Software .............................................................. 22
USB flash drive as a datalogger ........................................................................................................... 22
Data on the USB stick........................................................................................................................... 22
Data volume and storage capacity........................................................................................................ 23
Buffer memory ...................................................................................................................................... 23
Suitable USB flash drives ..................................................................................................................... 24
USB stick for updating the inverter software......................................................................................... 25
Remove USB stick ................................................................................................................................ 25
Notes regarding maintenance.................................................................................................................... 26
Maintenance ......................................................................................................................................... 26
Cleaning................................................................................................................................................ 26
Serial Number Sticker for Customer Use................................................................................................... 27
Serial number sticker for customer use ................................................................................................ 27

Fronius Primo Specifications

General

Category	Inverter
AC nominal output	3.0 - 8.2 kW
Grid frequency	50 Hz / 60 Hz
THD	< 3 %
Power factor (cos φac,r)	0.85 - 1 ind./cap.
Efficiency	98%
Max. input voltage	1000 V
MPP voltage range	240 - 800 V
Number of DC connections	2
Number of MPP Trackers	1
Dimensions (H x W x D)	645 x 431 x 204 mm
Weight	21.5 kg
Protection class	IP65
Operating temperature range	-40 °C to +60 °C
Warranty	5 years
Model	Primo
AC nominal voltage	230 V