Siemens 300860 fault code meaning

Series: SIMODRIVE 611D

generator mode

servo drive

Meaning: The value entered for the emergency retraction speed in MD1639: $MD_RETRACT_SPEED (emergency retraction speed) is greater than MD1146: $MD_MOTOR_MAX_ALLOWED_SPEED (maximum motor speed).

Possible causes

Source: SINUMERIK 840D/840Di/810D Diagnostics Manual 11/2006 (EN, Siemens official site) 2.3 SIMODRIVE ALARMS