SDCF_a007 — Fault Currents Detected

Full alert identifier: SDCF_a007_faultCurrentsDetected

Alert description

Secondary disconnect controller (SDC) detected abnormal motor currents.

SDC may trigger the pyro disconnect.

Detection of abnormal drive unit currents by the SDC when drive inverter (DI) is not switching.

Drive unit can control currents rationally, or SDC processor is reset.

These diagnostic fields are associated with SDCF_a007. Check the alert's Alert Log in Service Mode Plus for available values.

Signal	Unit
Avg Ia `SDCF_a007_avgIa`	A
Avg Ib `SDCF_a007_avgIb`	A
Fault Reason Fault Currents At Speed `SDCF_a007_faultReason_faultCurrentsAtSpeed`	—
Fault Reason Propagating 3 PS `SDCF_a007_faultReason_propagating3PS`	—
Fault Reason Unmitigated UCR `SDCF_a007_faultReason_unmitigatedUCR`	—
Imbalance Seen `SDCF_a007_imbalanceSeen`	—
Max Abs Currents `SDCF_a007_maxAbsCurrents`	A
Max Abs Elc Speed `SDCF_a007_maxAbsElcSpeed`	Hz

Show 5 more fields

Signal	Unit
Phase Voltage Present `SDCF_a007_phaseVoltagePresent`	—
Speed From Voltage `SDCF_a007_speedFromVoltage`	—
Speed Was Valid `SDCF_a007_speedWasValid`	—
Transient Handling `SDCF_a007_transientHandling` 0 ALL SKIPPED 1 SKIPPED 3PS 2 3PS EARLY EXIT 3 3PS WAITED	—
Ucr Seen `SDCF_a007_ucrSeen`	—

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of SDCF_a007.