Siemens F30630

Qué Significa el Fallo

Fault: SI P2: Brake control error

Causas probables

• motor cable is not shielded correctly.
• defect in the Safe Brake Module, in the Power Module or in the Control Unit.
• parameter p1278 incorrectly set.
• no brake connected or wire breakage (check whether brake releases for p1278 = 1 and p9602/p9802 = 0 (SBC deactivated)).
• ground fault in brake cable.
• no brake connected or wire breakage (check whether brake releases for p1278 = 1 and p9602/p9802 = 0 (SBC deactivated)).

Solución y Primeras Comprobaciones Seguras

1. check parameter p1278 (for SBC, only p1278 = 0 is permissible).
2. select Safe Torque Off and de-select again.
3. check the motor holding brake connection.
4. check the function of the motor holding brake.
5. check the Safe Brake Module connection.
6. check that the electrical cabinet design and cable routing are in compliance with EMC regulations (e.g. shield of the

Seguridad: no trabajes dentro del cuadro sin cortar la energía; si tienes dudas, consulta a un técnico cualificado.

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