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Fault codes › SMA › Sunny Tripower 12000-30000TL-US (STP xxxxxTL-US-10)

SMA STP-TL-US 901

Code: 901
Page: 47
ID: fc:sma-stp-tl-us-901
IRI: https://solarlattice.org/kb/fc/sma-stp-tl-us-901
Status: active
Also known as: 901, SMA 901
Category: Inverters

Class not stated

Production not stated

Clears not stated

Decoded

Reports missing ground connection; do: grounding conductor check.

What can be behind Missing ground connection

Failure modes that present as the reported condition, and the tests that tell them apart.

Inadequate earthing drafted · lead

Defined in

STPTL-US-10-IA-xx-22 — SMA · page 47 drafted · lead
- tbl=14.r3 h=933298c8de4f

The manufacturer's own cause and corrective text is not reproduced here.

Same condition on other equipment

Huawei: Huawei SUN2000-100KTL-USH0 2061, Huawei SUN2000-25-30KTL-US 326, Huawei SUN2000-45KTL-US-HV-D0 326
SMA: SMA SBSE-US-50 901, SMA CORE1-US 901

Same code in other families

Claims

`defined_in`

c1 drafted · lead STPTL-US-10-IA-xx-22

STPTL-US-10-IA-xx-22 tbl=14.r3 h=933298c8de4f

`reports`

c2 verified · fact Missing ground connection

STP33-62-US-41 ops manual sec=h172 h=260925fde74a
STP33-62-US-41-BA-en-14 sec=h257 h=260925fde74a
STPTL-US-10-IA-xx-22 tbl=14.r3 h=933298c8de4f
SBSExx-US-50-BE-en-11 sec=h498 h=57e11449fc02
SBSExx-US-50-BE-en-11 sec=h499 h=8f0cb2682e47

verified by: review-workflowverified on: 2026-10-23

`mitigated_by`

c3 drafted · lead Grounding conductor check

STP33-62-US-41-BA-en-13 sec=h256 h=5de48d290b94
STP33-62-US-41 ops manual sec=h173 h=5de48d290b94
STP33-62-US-41-BA-en-14 sec=h258 h=33883a354598
STPTL-US-10-IA-xx-22 tbl=14.r3 h=933298c8de4f
SBSExx-US-50-BE-en-11 sec=h500 h=5de48d290b94

`applies_to`

c4 drafted · lead Sunny Tripower TL-US

STPTL-US-10-IA-xx-22 tbl=14.r3 h=933298c8de4f

Data