Feb 9, 2018 #1 RonB187 Electrical Jul 6, 2017 6 0 0 US Does anyone know off hand and can provide me where the wiring criteria is located in the directives. We're producing equipment that is under 460V 3-phase 60Hz, and including 50Hz including Ebox wiring. So is THHN, MTW, TEW required?
Does anyone know off hand and can provide me where the wiring criteria is located in the directives. We're producing equipment that is under 460V 3-phase 60Hz, and including 50Hz including Ebox wiring. So is THHN, MTW, TEW required?