c1 drafted · lead KACO blueplanet 87.0-165 TL3 Operating Manual EN 2020-10 (Siemens-hosted copy)
- KACO blueplanet 87.0-165 TL3 Operating Manual EN 2020-10 (Siemens-hosted copy)
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Fault codes › KACO new energy › KACO blueplanet 87.0-165 TL3
Reports internal overcurrent or overvoltage, driver supply undervoltage; look at inverter bridge.
Failure modes that present as the reported condition, and the tests that tell them apart.
Failure modes that present as the reported condition, and the tests that tell them apart.
tbl=80.r15 h=78bc0b582eb7The manufacturer's own cause and corrective text is not reproduced here.
defined_inc1 drafted · lead KACO blueplanet 87.0-165 TL3 Operating Manual EN 2020-10 (Siemens-hosted copy)
tbl=80.r15 h=78bc0b582eb7reportsc2 drafted · lead Internal overcurrent or overvoltage
IGBT desaturation monitoring tripped.
tbl=80.r15 h=78bc0b582eb7review note: support check: partial - DESAT of the IGBTs tripped implies an internal overcurrent, but overvoltage is not mentioned and the passage doesn't say overcurrent.
c3 verified · fact Driver supply undervoltage
Alternative cause: gate driver 24 V supply too low.
tbl=80.r15 h=78bc0b582eb7verified by: review-workflowverified on: 2026-10-23
affectsc4 drafted · lead Inverter bridge
tbl=80.r15 h=78bc0b582eb7applies_toc5 drafted · lead KACO blueplanet 87.0-165 TL3
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