Those sockets can accept more than just lamps.
It depends.May I post a reply?
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NEUTRAL FUSES (from the 1915 NEC)
I remember seeing several examples of this where elegant factory-made sub-panels sported Edison base fuses in both circuit conductors. I would guess the residence to have been built right around 1915...speedy jim
- Rule 23a specifies that a (fuse) must not be placed in any permanently grounded service wire.
- Rule 23b specifies that the fuse must be omitted in any permanently grounded wire, except where a two-wire branch circuit is derived from a grounded-neutral three-wire system, in which case the fuse MUST be inserted.
The neutral bus is the middle bar. No idea why it would fused however.
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