US MOTORS (NIDEC)

U5E4D

Overview

• All motors are NEMA Premium® except where noted in the ‘Type of Efficiency’ column
• Class F insulation, Class B rise at full load on 60 Hz sine wave power
• Rolled steel frame (56–140)
• Service factor 1.25
• Aluminum end shields with steel bearing inserts
• Oversized diagonally-split conduit box
• Field convertible to F2 assembly (180 frame and up)
• 40°C ambient, NEMA® Design B performance on 60 Hz sine wave power
• Regreasable shaft-end bearings (180 frame and up)
• Sealed bearings 56–140, double shielded 180–280
• CE mark on nameplate, removable
• Applications: For general industrial equipment including fans, blowers, compressors, pumps and direct-connected equipment
• All motors that currently have dual voltage will be upgraded to tri-voltage. Please note the catalog number will change as we transition from dual to tri-voltages. For example: U1P2B (dual voltage 230/460) will move to U1P2D (tri-voltage 208-230/460 at 60 Hz and 190/380 volts on 50 Hz)