Andersen Instant Earth Leakage / Short to Earth

Charger trips the upstream RCD/RCBO immediately when a charging session starts.

Advertisements

Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Advertisements

Possible Causes

Damaged insulation on tethered cable where it enters the Andersen unit, Pinched conductor under terminal clamp touching earth, Moisture or contamination bridging live to earth, Faulty internal RCD/DC leakage module

How to Fix / Troubleshooting

Safety first: Do not repeatedly reset a tripping RCD/RCBO. This indicates a potentially dangerous fault. Leave the breaker OFF and do not use the charger.

User steps:

  • Visually inspect the external cable and enclosure for obvious damage.
  • Do not attempt to open the unit or repair the cable yourself.

For a qualified electrician/technician:

  • Perform insulation resistance tests on the supply cable and tethered cable.
  • Inspect internal wiring for pinched or exposed conductors and signs of arcing.
  • Check the internal RCD/DC leakage module for correct operation.
  • Repair or replace damaged cables, terminals, or the leakage module as required.
Advertisements

Repair Difficulty

Professional Required 5/5

Required Part

Tethered Cable / Internal RCD Module
Check Price on Amazon

We may earn a commission from links on this page.

Advertisements