Fronius Symo Service Manual

87
EN
Contents
General information 89
Foreword and safety instructions ............................................................................................................... 91
Safety.................................................................................................................................................... 91
Protective measures against ESD ........................................................................................................ 91
Fronius Technical Support.................................................................................................................... 91
Ordering spare parts............................................................................................................................. 91
General ................................................................................................................................................. 91
Tools and measuring devices ............................................................................................................... 91
Functional description........................................................................................................................... 92
Troubleshooting guide .......................................................................................................................... 92
Replacing components ......................................................................................................................... 92
Safety inspection................................................................................................................................... 92
Appendix............................................................................................................................................... 92
Tools and measuring devices .................................................................................................................... 93
General ................................................................................................................................................. 93
Tools required....................................................................................................................................... 93
Measuring and testing equipment......................................................................................................... 93
Ancillary materials................................................................................................................................. 93
Function overview ...................................................................................................................................... 94
Device concept ..................................................................................................................................... 94
Proper use ............................................................................................................................................ 95
Warning notices on the device.............................................................................................................. 95
Software update.................................................................................................................................... 96
Error location aid 97
Service codes ............................................................................................................................................ 99
Safety.................................................................................................................................................... 99
General ................................................................................................................................................. 99
Displaying status codes ........................................................................................................................ 99
Software update after a PC board replacement.................................................................................... 99
Total failure of the display..................................................................................................................... 99
Status codes ......................................................................................................................................... 100
Customer service.................................................................................................................................. 113
Operation in dusty environments .......................................................................................................... 113
Error flowchart............................................................................................................................................ 114
General .................................................................................................................................................
114
Permanent faults................................................................................................................................... 114
Temporary faults................................................................................................................................... 115
Abnormal behaviour.............................................................................................................................. 115
Changing components 117
General ...................................................................................................................................................... 119
Safety.................................................................................................................................................... 119
ESD guidelines ..................................................................................................................................... 119
General ................................................................................................................................................. 120
Overview............................................................................................................................................... 120
Changing components ............................................................................................................................... 121
Safety.................................................................................................................................................... 121
Opening and closing the device............................................................................................................ 121
Replacing threaded bushings in the base shell .................................................................................... 124
Replacing the DC disconnector ............................................................................................................ 126
Replacing the DC disconnector Eco ..................................................................................................... 127
Replacing the Eco fuse......................................................................................................................... 129
Replacing the Overvoltage PC board Eco / 15.0 .................................................................................. 130
Replacing the overvoltage PC board - Symo........................................................................................ 133
Replacing the external fan .................................................................................................................... 136

Fronius Symo Specifications

General

THD	< 3 %
Number of MPP Trackers	2
Protection Class	IP65
Frequency Range	50 / 60 Hz
Operating Temperature Range	-25°C to +60°C
Power Range	3.0 kW - 20.0 kW
AC Output Voltage	230 V
Communication	Ethernet
Warranty	5 years
Model	Symo