N/A Class F Insulation1.15 Service Factor (Sine Wave)Maximum 50ºC Ambient, 3300 Feet Altitude220/380-440 Volt: 12 Lead Wye-DeltaNEMA Design A, 60 HzCorrosion Resistant Mill & Chemical Duty PaintStainless Steel NameplateWeather Protected HolloshaftNRR = Non-Reverse Ratchet, SRC = Self Release CouplingDiscount Symbol 7VS