Siemens A0502 fault code meaning

Series: G110

Overvoltage limit

converter

Meaning: The voltage has reached the overvoltage limit. This alarm message may occur during ramp-down if the Vdc controller is not active (P1240 = 0).

Possible causes

Source: Converter Parameter List_ SINAMICS G110 P106

Series: MM410, MM420

Overvoltage limit

converter

Meaning:

Possible causes

Source: 410 P66; 420 P67

Series: MM430, MM440

Overvoltage limit value

converter

Meaning: The overvoltage limit has been reached (the actual DC-link voltage r0026 is greater than r1242).

Possible causes

Source: Parameter List_ MICROMASTER 430 P260; Parameter List_ MICROMASTER 440 P319

Series: V10

Overvoltage limit value

converter

Meaning:

Possible causes

Source: SINAMICS V10 P99