Delta ydc fault code meaning
Delta / ydc
Series: C2000 Plus, CFP2000, CH2000, CP2000, DPD-K, MH300
Motor Y-D switching error
AC motor drive
Meaning: Motor winding Y-Δ switching error
Possible causes
- Incorrect operation of the Y-Δ switching electromagnetic contactor
- Incorrect wiring for the Y-Δ switching function
Source: C2000 Plus Series User Manual (DELTA_IA-MDS_C2000 Plus_UM_TC_20250522) P421; CFP2000 Series User Manual (DELTA_IA-MDS_CFP2000_UM_SC_20250731) P284; CH2000 Series User Manual (DELTA_IA-MDS_CH2000_UM_SC_20251030) P382; CP2000 Series User Manual (DELTA_IA-MDS_CP2000_UM_SC_20250704) P392; DPD-K Series User Manual (DPD-K user manual_20211224) P317; MH300 Series User Manual (DELTA_IA-MDS_MH300_UM_TC_20260505) P293
Series: C2000-R
Motor winding Y-Δ switching error
AC motor drive
Meaning:
Possible causes
Source: C2000-R User Manual P218
Series: CT2000
Motor winding Y-Δ switching error
AC motor drive
Meaning:
Possible causes
Source: CT2000 Series User Manual (DELTA_IA-MDS_CT2000_UM_SC_20250522) P248
Series: ME300, MS300
Motor Y-Δ switching error
AC motor drive
Meaning: Motor winding Y-Δ switching error
Possible causes
- Incorrect action of the Y-Δ switching solenoid valve
- Incorrect wiring for the Y-Δ switching function
Source: ME300 Series User Manual (DELTA_IA-MDS_ME300_UM_SC_20250407) P181; MS300 Series User Manual (DELTA_IA-MDS_MS300_UM_TC_20260417_v2) P247
Series: MH300-HS
Motor Y-D switching error
AC motor drive
Meaning: Motor winding Y-△ switching error
Possible causes
- Incorrect operation of the Y-△ switching solenoid valve
- Incorrect wiring for the Y-△ switching function
Source: MH300 Series (High-Speed Models) User Manual (DELTA_IA-MDS_MH300-HS_UM_SC_20241213_v3) P253
Series: MS300-HS
Motor winding Y-ᇞ switching error
AC motor drive
Meaning:
Possible causes
Source: MS300 (High-speed Models) (DELTA_IA-MDS_VFD MS300_high_UM_TC_20170306) P141
Series: VP3000-E, VP3000
Motor Y-D switching error
AC motor drive
Meaning: Motor winding Y-D switching error
Possible causes
- Incorrect operation of the Y-D switching solenoid valve
- Incorrect wiring for the Y-D switching function
Source: VP3000-E & VP3000-EHS User Manual (DELTA_IA-MDS_VP3000-E-VP3000-EHS_UM_SC_20260306) P402; VP3000 Series User Manual (DELTA_IA-MDS_VP3000_UM_TC_20250523) P437