c1 drafted · lead STPTL-US-10-IA-xx-22
- STPTL-US-10-IA-xx-22
tbl=13.r2h=7a6d28b76793
Fault codes › SMA › Sunny Tripower 12000-30000TL-US (STP xxxxxTL-US-10)
SMA STP-TL-US 401
Clears
not stated
Decoded
Reports islanding detected; confirm with grid frequency measurement; do: utility company consultation.
What can be behind Islanding detected
Failure modes that present as the reported condition, and the tests that tell them apart.
Defined in
- STPTL-US-10-IA-xx-22 — SMA · page 46 drafted · lead
tbl=13.r2h=7a6d28b76793
The manufacturer's own cause and corrective text is not reproduced here.
Same condition on other equipment
Same code in other families
Claims
defined_in
reports
c2 drafted · lead Islanding detected
Stand-alone grid or very large grid frequency change detected.
- STP33-62-US-41 ops manual
sec=h159h=00db0741c1e5 - STP33-62-US-41-BA-en-14
sec=h244h=00db0741c1e5 - SBxx-US-1XP-41-BA-en-12
sec=h225h=f714a156b3c4 - SBSExx-US-50-BE-en-11
sec=h469h=f714a156b3c4 - STPxx-US-50-BE-en-14
sec=h403h=f714a156b3c4
has_event_class
c3 drafted · lead Fault (device stops or needs intervention)
- STP33-62-US-41 ops manual
sec=h159h=00db0741c1e5 - STP33-62-US-41-BA-en-14
sec=h244h=00db0741c1e5 - SBxx-US-1XP-41-BA-en-12
sec=h225h=f714a156b3c4 - STPTL-US-10-IA-xx-22
tbl=13.r2h=7a6d28b76793
review note: support check: partial - Passage labeled 'Grid fault' with feed-in stopped, but fault classification is implied rather than stated.
has_production_effect
c4 drafted · lead Trip (production stops)
- STP33-62-US-41 ops manual
sec=h159h=00db0741c1e5 - STP33-62-US-41-BA-en-14
sec=h244h=00db0741c1e5 - STPTL-US-10-IA-xx-22
tbl=13.r2h=7a6d28b76793 - SBxx-US-1XP-41-BA-en-12
sec=h225h=f714a156b3c4 - SBSExx-US-50-BE-en-11
sec=h469h=f714a156b3c4 - STPxx-US-50-BE-en-14
sec=h403h=f714a156b3c4
detected_by
c5 drafted · lead Grid frequency measurement
- STP33-62-US-41 ops manual
sec=h160h=58ff631dba3d - STP33-62-US-41-BA-en-14
sec=h245h=58ff631dba3d - STPTL-US-10-IA-xx-22
tbl=13.r2h=7a6d28b76793 - SBxx-US-1XP-41-BA-en-12
sec=h226h=a59ad34e5713 - SBSExx-US-50-BE-en-11
sec=h470h=a59ad34e5713 - STPxx-US-50-BE-en-14
sec=h404h=a59ad34e5713
review note: support check: partial - Passages only say to check the grid connection for frequency fluctuations; frequency measurement as the detection method is implied, not stated.
mitigated_by
c6 drafted · lead Utility company consultation
If a power outage or grid work is suspected.
- SBxx-US-1XP-41-BA-en-12
sec=h226h=a59ad34e5713 - SBSExx-US-50-BE-en-11
sec=h470h=a59ad34e5713 - STPxx-US-50-BE-en-14
sec=h404h=a59ad34e5713
applies_to
c7 drafted · lead Sunny Tripower TL-US
- STPTL-US-10-IA-xx-22
tbl=13.r2h=7a6d28b76793