If you place turrets and the normal gen doesn't reach the turrets, just turn off the gen and then turn it back on and it extends the range without having to put another cable.
U gotta be careful bro, I built the same spot and got raided super easy, all u need to do is throw cluster nades and tek nades in and u can get the whole wall
Yo if u where in the fight on exe a bit sooner there was a hole ass other team we clapped but that fight whent on for like 15min before u randomly came