Troubleshooting
Table 4-1 Fault Codes
Error |
| Fault Type |
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| H=Hardware |
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| |
Code | Fault Source(s) | S=Software | Fault Description | Possible Causes | |
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0021 | PV | S | This fault indicates that the PV100S | • PV system wiring short | |
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| has detected a DC input voltage of | • Lightning strike on PV | |
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| greater than the maximum allowed |
| system wiring |
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| value of 600 Vdc. |
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| |
0023 | Bus Voltage High | H | This fault indicates that the PV100S | • PV system wiring short | |
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| has detected that the DC bus voltage | • Lightning strike on PV | |
|
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| has exceeded the maximum allowed |
| system wiring |
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| value of 925 Vdc. |
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| |
XX30 | Matrix Over Current | S | This fault indicates that the PV100S | • CT1 or CT2 are | |
|
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| has detected that the AC current on |
| inoperable |
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| one or more phases of the inverter | • | CCU2 ±15Vdc Power |
|
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| output has exceeded the maximum |
| Supply is defective |
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| allowed value of 712 Arms. | • P3 on CCU2 is loose or | |
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| The first two digits of the fault code |
| disconnected |
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| • AC system wiring short | ||
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| indicate the particular phase where | ||
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| |
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| the over current occurred as follow: |
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| • 0130 - Matrix over current in |
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| phase A |
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| • 0230 - Matrix over current in |
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| phase B |
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| • 0430 - Matrix over current in |
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| phase C |
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| If more than one phase faults |
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| simultaneously, the two first digits |
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| are added in hexadecimal form to |
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| indicate an over current condition in |
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| more than one phase, thus the error |
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| code will contain the summation of |
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| the faulted phases. |
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0033 | Ground Over | S | This fault indicates that the PV100S | • | CT3 is inoperable |
| Current |
| has detected that the ground fault | • CCU2 ±15 Vdc Power | |
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| current has exceeded the maximum |
| Supply is defective |
|
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| allowed value. This maximum | • P3 on CCU2 is loose or | |
|
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| allowed value for ground fault current |
| disconnected |
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| is a | • | Ground |
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| range of 1 to 20 Adc. The default |
| |
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| setting for this value is 10 Adc. |
| short |
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152379 Rev C |