F2 - 1 red flash, 1 green flash — L3 phase open

Was bedeutet F2 ?

This fault indicates that the L3 phase of the power supply is not detected. This could be due to an issue with the power supply itself or protective devices.

• Power supply issue with L3 phase
• Open circuit in protection devices
• Faulty wiring to the unit

Klicken Sie auf Schritte, um Ihren Fortschritt zu verfolgen.

1. 1

   Check the main power supply, ensuring all phases are present.

2. 2

   Inspect any circuit protection devices (fuses, breakers) for the L3 phase.

3. 3

   Verify the wiring connections for the L3 phase are secure.

4. 4

   Ensure the power source is stable.