c1 drafted · lead STPxx-US-50-BE-en-14
- STPxx-US-50-BE-en-14
sec=11.1.10h=b3049d4e7001 - STPxx-US-50-BE-en-14
sec=h417h=60972b33971a
Fault codes › SMA › Sunny Tripower X 13-30-US (STP xx-US-50)
Reports grid overfrequency; confirm with grid frequency measurement; do: utility company consultation, inverter parameter adjustment.
Failure modes that present as the reported condition, and the tests that tell them apart.
sec=11.1.10 h=b3049d4e7001sec=h417 h=60972b33971aThe manufacturer's own cause and corrective text is not reproduced here.
defined_inc1 drafted · lead STPxx-US-50-BE-en-14
sec=11.1.10 h=b3049d4e7001sec=h417 h=60972b33971areportsc2 drafted · lead Grid overfrequency
sec=11.1.13 h=4f4907d0a7eesec=h483 h=60972b33971asec=h484 h=8d640405f7e5sec=11.1.10 h=b3049d4e7001sec=h418 h=8d640405f7e5sec=12.1.4 h=3b3d813202d3sec=h294 h=60972b33971asec=h295 h=8d640405f7e5has_production_effectc3 drafted · lead Derate (output reduced or limited)
sec=11.1.13 h=4f4907d0a7eesec=h484 h=8d640405f7e5sec=11.1.10 h=b3049d4e7001sec=h418 h=8d640405f7e5sec=12.1.4 h=3b3d813202d3sec=h295 h=8d640405f7e5detected_byc4 drafted · lead Grid frequency measurement
sec=h485 h=3f810abc1c00sec=h296 h=3f810abc1c00review note: support check: partial - Passages advise checking the grid frequency, but don't state detection by frequency measurement.
mitigated_byc5 drafted · lead Utility company consultation
Only when fluctuations and the message occur frequently.
sec=h485 h=3f810abc1c00sec=h296 h=3f810abc1c00c6 drafted · lead Inverter parameter adjustment
Only after grid operator approval, coordinated with manufacturer service.
sec=h485 h=3f810abc1c00sec=h296 h=3f810abc1c00applies_toc7 drafted · lead Sunny Tripower X US-50
sec=11.1.10 h=b3049d4e7001sec=h417 h=60972b33971a