Unverified50% confidenceFactExact time
The meaning of the digits before the hyphen in NEMA numbers: series 1 is two-pole ungrounded 120V, series 5 is two-pole grounded 120V, series 6 is two-pole grounded 240V, series 14 is three-pole grounded 240V with neutral, and series 10 is legacy three-pole ungrounded 240V.
1
Sources
50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
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