Re: a/c compressor disc.
Yes. 50 feet.
Article 440.14 Location.
Disconnecting means shall be located within sight from and readily accessible from the air-conditioning or refrigerating equipment.
Article 100 Definitions:
In Sight From (Within Sight From, Within Sight). Where this Code specifies that one equipment shall be ?in sight from,? ?within sight from,? or ?within sight,? and so forth, of another equipment, the specified equipment is to be visible and not more than 15 m (50 ft) distant from the other.