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Fault codes › KACO new energy › KACO blueplanet 87.0-165 TL3

KACO new energy blueplanet TL3 209

Code
209
Shown as
Detection of hardware de-tection failed: AC relay board
Page
110
ID
fc:kaco-blueplanet-87-165-tl3-209
IRI
https://solarlattice.org/kb/fc/kaco-blueplanet-87-165-tl3-209
Status
active
Also known as
209, KACO new energy 209, Detection of hardware de-tection failed: AC relay board
Category
Inverters
Class fault drafted · lead
Production not stated
Clears after a manual reset verified · fact

Decoded

Reports internal memory error; look at grid tie relay; do: inverter restart.

What can be behind Internal memory error

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

Defined in

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

Same condition on other equipment

ABB / FIMER
ABB / FIMER PVS-166-175-TL E051, ABB / FIMER PVS-60-TL E051
Canadian Solar
Canadian Solar 23-28KTL-CT EepromErr
Fronius
Fronius Galvo 721, Fronius Primo 461, Fronius Primo 721, Fronius Symo 461, Fronius Symo 721, Fronius Symo 772
KACO new energy
KACO new energy blueplanet TL3 128, KACO new energy blueplanet TL3 148, KACO new energy blueplanet TL3 207, KACO new energy blueplanet TL3 208
SMA
SMA SC-CP-XT 6113
Yaskawa Solectria
Yaskawa Solectria PVI-14-20TL EepromErr, Yaskawa Solectria PVI-TL EepromErr

Claims

defined_in

c1 drafted · lead KACO blueplanet 87.0-165 TL3 Operating Manual EN 2020-10 (Siemens-hosted copy)

reports

c2 drafted · lead Internal memory error

affects

c3 drafted · lead Grid tie relay

Erroneous data stored on the AC relay board.

review note: support check: partial - The AC relay board is named, but a grid tie relay component is not explicitly stated; the board is not…

has_event_class

c4 drafted · lead Fault (device stops or needs intervention)

review note: support check: partial - Hardware detection failure needing a restart implies a fault, but the row doesn't state a classification explicitly.

has_recovery

c5 verified · fact Manual reset (operator restarts or acknowledges)

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

mitigated_by

c6 verified · fact Inverter restart

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

applies_to

c7 drafted · lead KACO blueplanet 87.0-165 TL3

Data