Disconnecting the AC Field Plug

Removing and reassembling the AC field plug is only possible within 72 hours

  1. In total, the AC field plug may at maximum be removed three times and only within the first 72 hours after the first assembly.
  2. After the period of 72 hours has expired, the AC field plug must not be removed.
  3. The cable must be shortened again before the assembling.

Procedure:

  1. DANGER

    Danger to life due to electric shock

    Do not disconnect the AC field plug under load.

    1. Ensure that the circuit breaker is switched off and that it cannot be reconnected.
    2. Make sure that the PV modules are covered.
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  2. Unlock and remove the AC field plug from the connector of the inverter AC cable. Hook a flat-blade screwdriver (blade width: 4 mm) into the wide slot at the AC field plug and lever it open. At the same time, pull out the AC connector.
  3. If necessary, disassemble the AC field plug:

    • Loosen the screw connection of the plug enclosure.

    • Remove the seal from the opening of the thread. Make sure not to damage the fins of the plug enclosure.

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    • Detach the plug enclosure from the insulator. Insert a flat-blade screwdriver (blade width: 4 mm) into the small slot of the plug enclosure and unlock the fastening clamps until the insulator is detached from the plug enclosure.

    • Loosen all three screws using a screwdriver and remove the conductors.

    • Prior to reassembling the AC field plug, shorten the cable.

    • If necessary, reassemble the AC field plug ( > Assembling the AC Field Plug).

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