Solar Lattice

Fault codes › SMA › Sunny Island 4548-US / 6048-US

SMA SI-US F605

Code: F605
Shown as: Transfer relay does not open
Vendor severity: 4
Page: 214
ID: fc:sma-sunny-island-us-f605
IRI: https://solarlattice.org/kb/fc/sma-sunny-island-us-f605
Status: active
Also known as: F605, f605, SMA F605, Transfer relay does not open
Category: Inverters

Class fault drafted · lead

Production not stated

Clears not stated

Decoded

May indicate relay failure; look at transfer relay.

Defined in

SI4548-6048-US-BE-en-21W — SMA · page 214 drafted · lead
- tbl=149.r1 h=fa7b3187ba5b

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

Claims

`defined_in`

c1 drafted · lead SI4548-6048-US-BE-en-21W

SI4548-6048-US-BE-en-21W tbl=149.r1 h=fa7b3187ba5b

`has_event_class`

c2 drafted · lead Fault (device stops or needs intervention)

from the Type column

SI4548-6048-US-BE-en-21W tbl=149.r1 h=fa7b3187ba5b

`indicates`

c3 drafted · lead Relay failure

SI4548-6048-US-BE-en-21W tbl=149.r1 h=fa7b3187ba5b

`affects`

c4 verified · fact Transfer relay

SI4548-6048-US-BE-en-21W tbl=149.r1 h=fa7b3187ba5b

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

`applies_to`

c5 drafted · lead Sunny Island 4548-US / 6048-US

SI4548-6048-US-BE-en-21W tbl=149.r1 h=fa7b3187ba5b

Data