US MOTORS (NIDEC)

D13S2D4

Overview

• Class F insulation, Class B rise at service factor (140 frame and larger)
• Rolled steel frame (56–320), cast iron frame (360–440)
• Aluminum end shields (56–250), cast iron end shields (280–440)
• "CE" mark on nameplate (140 frame and larger)
• Full 50 and 60 Hz operating data on nameplate (140 frame and larger)
• 40°C ambient, NEMA® Design B Performance on 60 Hz sine wave power
• Full HP @ 50 Hz
• Regreasable bearings (250 frame and up), lifting provisions (210 frame and up)
• Double shielded bearings (48–400); open on 440
• Suitable for Wye-Delta Start (250 frame and larger)
• Dual voltage ratings suitable for part winding start (PWS) on low voltage
• F1 assembly position
• Applications: For use on pumps, fans, compressors, material handling and other general-purpose applications where contaminants are minimal