Delta Hd2 fault code meaning

Delta / Hd2

Series: C2000 Plus, CFP2000, CH2000, CP2000, DPD-K, ME300, MX300

ov Hardware circuit error

AC motor drive

Meaning: AC motor drive ov hardware protection 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) P284; CH2000 Series User Manual (DELTA_IA-MDS_CH2000_UM_SC_20251030) P381; CP2000 Series User Manual (DELTA_IA-MDS_CP2000_UM_SC_20250704) P392; DPD-K Series User Manual (DPD-K user manual_20211224) P316; ME300 Series User Manual (DELTA_IA-MDS_ME300_UM_SC_20250407) P393; MX300 Series User Manual (DELTA_IA-MDS_MX300_UM_TC_20260226) P190

Series: C2000-R

ov hardware circuit error

AC motor drive

Meaning:

Possible causes

Source: C2000-R User Manual P218

Series: CT2000

ov Current detection error

AC motor drive

Meaning:

Possible causes

Source: CT2000 Series User Manual (DELTA_IA-MDS_CT2000_UM_SC_20250522) P382

Series: REG2000

Voltage detection error at power-on

regenerative unit

Meaning:

Possible causes

Source: REG2000 Series User Manual (DELTA_IA-MDS_REG2000_UM_SC_20251117) P92