Delta cd1 fault code meaning

Delta / cd1

Series: C2000 Plus, CFP2000, CH2000, CP2000, DPD-K, ME300, MH300-HS, MH300, MS300, MX300, VP3000-E, VP3000

Phase U current detection error

AC motor drive

Meaning: AC motor drive U phase current detection circuit error at power-on.

Possible causes

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) P283; CH2000 Series User Manual (DELTA_IA-MDS_CH2000_UM_SC_20251030) P381; CP2000 Series User Manual (DELTA_IA-MDS_CP2000_UM_SC_20250704) P534; DPD-K Series User Manual (DPD-K user manual_20211224) P449; ME300 Series User Manual (DELTA_IA-MDS_ME300_UM_SC_20250407) P180; MH300 Series (High-Speed Models) User Manual (DELTA_IA-MDS_MH300-HS_UM_SC_20241213_v3) P252; MH300 Series User Manual (DELTA_IA-MDS_MH300_UM_TC_20260505) P292; MS300 Series User Manual (DELTA_IA-MDS_MS300_UM_TC_20260417_v2) P246; MX300 Series User Manual (DELTA_IA-MDS_MX300_UM_TC_20260226) P138; 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

Series: C2000-R, CT2000

Phase U current detection error

AC motor drive

Meaning:

Possible causes

Source: C2000-R User Manual P217; CT2000 Series User Manual (DELTA_IA-MDS_CT2000_UM_SC_20250522) P381

Series: HES-C

U phase current detection error

hydraulic servo drive

Meaning:

Possible causes

Source: HES-C Technical Manual (DELTA_IA-MDS_VFD-HES_UM_TC_20250715) P100

Series: MP300

Phase U current detection error

AC motor drive

Meaning: At power-on, an error is detected in the AC motor drive's phase U current detection circuit.

Possible causes

Source: MPD_MP300 Series User Manual (DELTA_IA-MDS_MPD_UM_SC_20260326) P145