Yaskawa Uv1 fault code meaning
Yaskawa / Uv1
Series: A1000, CH700, ES700, FP60B, GA500, GA501, GA700, J1000, L1000A, T1000V, V1000, W1000
Main circuit undervoltage
drive
Meaning:
Possible causes
Source: A1000 Series Quick Start Guide P109; CH700 Technical Manual P353; ES700 Technical Manual P320; FP60B Technical Manual P197; GA500 Technical Manual P310; GA501 Technical Manual P274; GA700 Technical Manual P379; J1000 Series User Manual P129; L1000A Series Quick Start Guide P118; T1000V Series Technical Manual P237; V1000 Series Technical Manual P247; W1000 Series Technical Manual P268
Series: D1000
Main circuit undervoltage
drive
Meaning: The following condition occurs while the regenerative converter is running. The main circuit DC voltage is below the setting of L2-05 (main circuit undervoltage (Uv) detection threshold). 200V class: approximately 190V400V class: approximately 380V
Possible causes
- Input power supply phase loss occurs.
Source: D1000 Series Instruction Manual P98
Series: D1000R
Main circuit undervoltage
drive
Meaning: The following condition applies while the regenerative converter is running: The main circuit DC voltage is below the setting of L2-05 (main circuit undervoltage (Uv) detection level). Approximately 380V.
Possible causes
- Input power supply phase loss occurs.
Source: D1000R Series User Manual P74
Series: H1000
Main circuit undervoltage <1>
drive
Meaning:
Possible causes
Source: H1000 Series Technical Manual P280
Series: R1000
Main circuit undervoltage
drive
Meaning: The following condition occurs during regenerative unit operation: The main circuit DC voltage is below the setting of L2-05 (main circuit undervoltage (Uv) detection threshold). 200V class: approximately 190V400V class: approximately 380V
Possible causes
- Input power supply phase loss occurs.
Source: R1000 Series Instruction Manual P80
Series: U1000
Control circuit undervoltage fault
drive
Meaning:
Possible causes
Source: U1000 Series Technical Manual P356