Siemens A08802 fault code meaning

Siemens / A08802

Series: G120-CU240B-E-2

PROFIenergy Cannot switch off incremental encoder power supply

converter

Meaning:

Possible causes

Source: SINAMICS G120, Control Unit CU240B-2_CU240E-2 P757

Series: G120-CU250S-2, G120D

PROFIenergy Cannot switch off incremental encoder power supply

converter

Meaning: The incremental encoder is used for position control. Its supply voltage therefore cannot be switched off in PROFIenergy energy-saving mode, as this would cause loss of the actual position value.

Possible causes

Source: SINAMICS G120, Control Unit CU250S-2 P1446; SINAMICS G120D Control Unit CU240D- 2_CU250D- 2 P911