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Nidec Inverter Duty Motors
Unit of Measure
Items Nidec 1785 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor
02898343
Nidec 1180 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor 		Nidec 1785 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor
02898377
Nidec 1775 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor 		Nidec 1770 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor
03749114
Nidec 1770 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor 		Nidec 1750 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor
03828767
Nidec 1760 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor 		Nidec 1755 Revolutions per Minute (rpm) Base Speed Vector Drive Motor
03845141
Nidec 1770 Revolutions per Minute (rpm) Base Speed Inverter Duty Motor
Description N/A 15 hp, 1180 rpm, D15V3B, 230/460 V, 284T N/A 20 hp, 1775 rpm, D20V2B, 230/460 V, 256T N/A 1/3 hp, 1770 rpm, U13T2BCR, 230/460 V, 56C N/A 3/4 hp, 1760 rpm, U34T2BCR, 230/460 V, 56C N/A 3 hp, 1770 rpm, UN3T2BC, 230/460 V, 182TC
Supplier Name N/A US Motors (Nidec)
Manufacturer Part Number N/A D15V3B N/A D20V2B N/A U13T2BCR N/A U34T2BCR N/A UN3T2BC
Ambient Temperature N/A N/A N/A N/A 40 ºC N/A
Base Speed N/A 1180 rpm N/A 1775 rpm N/A 1770 rpm N/A 1760 rpm N/A 1770 rpm
Duty/Condition Type N/A Continuous Duty N/A Continuous Duty N/A Continuous Duty N/A Inverter Duty N/A Vector Duty
Enclosure Type N/A Open Drip-Proof (ODP) N/A Open Drip-Proof (ODP) N/A Totally Enclosed Fan Cooled (TEFC) N/A Totally Enclosed Fan Cooled (TEFC) N/A Totally Enclosed Non-Ventilated (TENV)
Frame Material N/A Steel N/A Steel N/A Steel N/A Aluminum N/A Aluminum
Frame Size N/A 284T N/A 256T N/A 56C N/A 56C N/A 182TC
Frequency N/A 60 Hz
Full Load Current N/A N/A N/A N/A 1.30 A2.70 A N/A 10.10 A5.00 A
Full Load Efficiency N/A N/A N/A N/A 82.50 % N/A 87.50 %
Harmonization Code N/A 8501.52.4000 N/A 8501.52.4000 N/A 8501.51.4040 N/A 8501.51.4040 N/A 8501.52.4000
Includes N/A N/A N/A N/A N/A D-Flange Convertible Kit
Insulation Class N/A N/A N/A N/A F N/A F
Type N/A Inverter Duty Motor
Bearing Type N/A
Motor Power N/A
Frequency Rating N/A
Full Load Current N/A
Motor Supply Voltage N/A
Power for 6 Poles N/A 15 hp N/A N/A N/A N/A
Power for 4 Poles N/A N/A 20 hp N/A 1/3 hp N/A 3/4 hp N/A 3 hp
Phase N/A 3
Number of Poles N/A 6 N/A 4 N/A 4 N/A 4 N/A 4
Supply Voltage N/A 230 V460 V
Mounting Type N/A Footed Horizontal N/A Footed Horizontal N/A C-Face Flange Footless N/A C-Face Flange Footless N/A Footed Horizontal
National Electrical Manufacturers Association (NEMA) Design Class N/A B N/A B N/A B N/A B N/A A
Shaft Diameter N/A N/A N/A N/A 0.63 in N/A 1.13 in
Standards Met N/A N/A N/A N/A National Electrical Manufacturers Association (NEMA) N/A National Electrical Manufacturers Association (NEMA)
Synchronous Speed N/A 1200 rpm N/A 1800 rpm N/A 1800 rpm N/A 1800 rpm N/A 1800 rpm
Thermal Protection N/A N/A N/A N/A N/A Thermostat
Industry Standards/Certifications N/A
Weight N/A 300.00 lb N/A 160.00 lb N/A 22.00 lb N/A 32.37 lb N/A 65.00 lb
Applications N/A N/A N/A N/A Blowers or Other Inverter Powered Applications Fans Pumps N/A Industrial Machinery Machine Tools Material Handling Packaging Machines Test Equipment
Features & Benefits N/A N/A N/A N/A
  • Inverter Grade® insulation system (meets NEMA MG-1 part 31)
  • Class F thermostats (one per phase)
  • Extruded aluminum frame (140: rolled steel)
  • Aluminum end shields with steel bearing inserts
  • 40 ºC ambient, NEMA design B performance on 60 Hz sine wave power
  • Removable base 180 frame and larger
  • Lifting provisions 180 frame and larger
  • Regreasable shaft-end bearing
  • Double shielded bearings
  • Double dip and bake with extra bracing
  • Premium efficient design, special balance, F1 assembly position
  • Class F insulation, 1.15 S.F. on sine wave/1.0 S.F. on PWM
  • Constant horsepower to 90 Hz
 		N/A