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Radius Log Light
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3.4 Error Display interface
When inverter error occurs, RADIUS Log Light automatically switch to Error display interface and make a
sound continue for about 10 seconds.
Error:100
Error:122
Auto Test Failed
……
Fig 3.6 Error message display
After inverter error occurs, RADIUS Log Light display error code in screen. Meanings of error codes are shown
in the following table.
Fault code Inverter display Meanings
0~22 Error: 100+x eg: Error:100 or Error:122
23 Auto Test Failed Auto test interrupted
24 No AC Connection Grid haven’t connected
25 PV Isolation Low Impedance between PV positive/negative and
ground are too low
26 Residual I High Residual current too high
27 Output High DCI High DC value in AC output
28 PV Voltage High PV voltage input too high
29 AC V Outrange AC voltage out of range
30 AC F Outrange AC frequence out of range
31 Module Hot Inverter temperature high
Table 3.2 Error codes display in RADIUS Log Light
Also the corresponding error messages will display in inverter’s screen.