Replacing a defective F1 fuse

Part number

Designation

Value

Tightening torque

Cabinet size

25783122

250A-1250V fuse

250 A

48 Nm

ESS – R2

25783114

315A-1250V fuse

315 A

48 Nm

ESS – R3

If fuse F1 is defective, additionally check the following components for correct function:

  • Contactors K1, K2, K3
  • Fuse F2
  • Storage bundle
    • Check whether the storage bundle contains defective modules.
  • MDP92A
    • Make sure that no error message is present and that the DC link can be regulated to the setpoint.