Siemens F49153 fault code meaning
Siemens / F49153
Series: G130-G150, S120-S150
Cooling unit: coolant flow too low
converter
Meaning: The converter cooling unit reports that the coolant flow rate is too low. - After the switch-on command was executed, feedback did not appear within the set start time (p0260). - A feedback fault occurred during operation (p0263) and persisted longer than the permissible fault time. See also: p0260 (Cooling unit start time 1), p0263 (Cooling unit coolant flow fault delay time), r0267 (Cooling unit status word)
Possible causes
Source: SINAMICS G130_G150 P2009; SINAMICS S120_S150 P3226