If Israel can build an electrical grid connection to Greece then Ireland should have no problem building good connections with France and the UK.

They do have 3 already and they're building 3 more:

https://en.wikipedia.org/wiki/List_of_high-voltage_transmiss...

The new one going to France will probably have the most impact initially, the French love to sell their Nuke's surplus capacity. The new British ones by the time they're finished should have access to British's big wind energy generation, much of which will be online at that point.