# Multiplus II 5000va Grid Export , AC Coupled Inverter , ESS VenusOS AC2 not working **URL:** \ **Category:** DIY\ **Tags:** pv\_inverter, parallel, victron\_community, multiplus-ii, ess, diy\ **Created:** [17 June 2025 05:11 UTC](https://community.victronenergy.com/t/multiplus-ii-5000va-grid-export-ac-coupled-inverter-ess-venusos-ac2-not-working/36111 "2025-06-17T05:11:24Z")\ **Posts on this page:** 1\ **Showing post:** 2
**Author:** ![DuivertNL](https://dub1.discourse-cdn.com/victron/user_avatar/community.victronenergy.com/duivertnl/32/279_2.png) [@DuivertNL](https://community.victronenergy.com/u/DuivertNL)\ **Post date:** [17 June 2025 05:18 UTC](https://community.victronenergy.com/t/multiplus-ii-5000va-grid-export-ac-coupled-inverter-ess-venusos-ac2-not-working/36111/2 "2025-06-17T05:18:32Z")
Hi could this be the problem: > [@Inverter Clicking every 4 minutes, output drops briefly, then rapid relay clicks](https://community.victronenergy.com/t/inverter-clicking-every-4-minutes-output-drops-briefly-then-rapid-relay-clicks/35858): > > Hi everyone, I’ve just received a new Multiplus 2-GX and have encountered an issue during testing. I connected a battery, applied 240Vac to the input, and connected a 30W light to the output. The inverter powers the light initially, but approximately every 4 minutes, it makes a clicking sound, the light blinks briefly, and then a series of 3–4 rapid clicks follow. This same behaviour happens even with no load connected to the output. Has anyone experienced something similar or have any idea … --- _[View the full topic](https://community.victronenergy.com/t/multiplus-ii-5000va-grid-export-ac-coupled-inverter-ess-venusos-ac2-not-working/36111)._