Woah people, Woah.
5 feet, 10 feet, 15 feet?
15 feet from a meter is the entire side of a house sometimes. Same with 10'.
3-5' people, for access.
Would depend on what your inspector wants.
Just give access.
"Better tell the sandman to stay away, because we're gonna be workin on this one all night."
"Dude, you need more than 2 wires to a condenser to run a 2 stage heatpump."
"Just get it done son."