Solar Lattice

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

SMA SI-US E621

Code: E621
Shown as: Relay 2 slave 2 open
Page: 208
ID: fc:sma-sunny-island-us-e621
IRI: https://solarlattice.org/kb/fc/sma-sunny-island-us-e621
Status: active
Also known as: E621, e621, SMA E621, Relay 2 slave 2 open
Category: Inverters

Class informational drafted · lead

Production not stated

Clears not stated

Defined in

SI4548-6048-US-BE-en-21W — SMA · page 208 drafted · lead
- tbl=138.r8 h=5584d752f9cf

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=138.r8 h=5584d752f9cf

`has_event_class`

c2 drafted · lead Informational (status or configuration message)

Relay state event listed alongside operating status messages

SI4548-6048-US-BE-en-21W tbl=138.r8 h=5584d752f9cf
SI4548-6048-US-BE-en-21W tbl=131 h=5537eaf27082

review note: review: partial - Row 'Relay 2 slave 2 open' is a plain relay state report, so the informational class fits, but the note's claim that…

`applies_to`

c3 drafted · lead Sunny Island 4548-US / 6048-US

SI4548-6048-US-BE-en-21W tbl=138.r8 h=5584d752f9cf

Data