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Fault codes › SMA › Sunny Boy Smart Energy 3.8-11.5-US (SBSEx.x-US-50)

SMA SBSE-US-50 9203

Code: 9203
Shown as: Short circuit in backup operation
Page: 119
ID: fc:sma-sbse-us-50-9203
IRI: https://solarlattice.org/kb/fc/sma-sbse-us-50-9203
Status: active
Also known as: 9203, SMA 9203, Short circuit in backup operation
Category: Inverters

Class not stated

Production not stated

Clears after a manual reset drafted · lead

Decoded

Reports backup outlet short circuit; look at backup power outlet; do: backup load reduction, wiring and terminal check.

What can be behind Backup outlet short circuit

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

Defined in

SBSExx-US-50-BE-en-11 — SMA · page 119 drafted · lead
- sec=11.1.74 h=deddc57212f2
- sec=h781 h=a9d92f37b0fc

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

Same condition on other equipment

SMA: SMA SB-US-40 9203, SMA SB-US-41 9203

Same code in other families

Claims

`defined_in`

c1 drafted · lead SBSExx-US-50-BE-en-11

SBSExx-US-50-BE-en-11 sec=11.1.74 h=deddc57212f2
SBSExx-US-50-BE-en-11 sec=h781 h=a9d92f37b0fc

`reports`

c2 drafted · lead Backup outlet short circuit

SBxx-US-1XP-40-BA-en-13 sec=h259 h=b21b2845209a
SBxx-US-1XP-40-BA-en-13 sec=h260 h=a672af75e661
SBxx-US-1XP-41-BA-en-12 sec=h446 h=0abd747128c4
SBxx-US-1XP-41-BA-en-12 sec=h447 h=24b38a6f05f3
SBSExx-US-50-BE-en-11 sec=h781 h=a9d92f37b0fc
SBSExx-US-50-BE-en-11 sec=h782 h=24b38a6f05f3

`affects`

c3 drafted · lead Backup power outlet

SBxx-US-1XP-40-BA-en-13 sec=h260 h=a672af75e661
SBxx-US-1XP-41-BA-en-12 sec=h447 h=24b38a6f05f3
SBSExx-US-50-BE-en-11 sec=h782 h=24b38a6f05f3

`mitigated_by`

c4 drafted · lead Backup load reduction

SBxx-US-1XP-40-BA-en-13 sec=h261 h=ef9e5124f939

c5 drafted · lead Wiring and terminal check

SBxx-US-1XP-41-BA-en-12 sec=h448 h=1bbc59405139
SBSExx-US-50-BE-en-11 sec=h783 h=1bbc59405139

`has_recovery`

c6 drafted · lead Manual reset (operator restarts or acknowledges)

Operator re-enables secure power supply operation after removing the faulty load.

SBxx-US-1XP-41-BA-en-12 sec=h448 h=1bbc59405139
SBSExx-US-50-BE-en-11 sec=h783 h=1bbc59405139

review note: support check: partial - Switching on secure power supply operation again is an operator action, but the passages don't explicitly say it is a…

`applies_to`

c7 drafted · lead Sunny Boy Smart Energy US-50

SBSExx-US-50-BE-en-11 sec=11.1.74 h=deddc57212f2
SBSExx-US-50-BE-en-11 sec=h781 h=a9d92f37b0fc

Data