Explains the difference between three-phase motors rated as 208-230/460 V or 230/460 V and also marked “Useable at 208 V” and how these ratings relate to US Department of Energy (DoE) motor efficiency compliance.
NEMA IS 10007-2022
$24.00
White Paper on Clarification of Broad Voltage vs. “Useable at” Voltage
Category: NEMA
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