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Motor, 3-Ph, 3/4, 1725, 208-230/460, Eff 75.5

Inverter Duty Motor, Open Drip Proof, HP 3/4, RPM 1725, Voltage 208-230/460, NEMA Frame 56, 1.25 Service Factor, 60 Hz, 75.5 Nominal Efficiency, Rigid Mounting, Double-Shielded Ball Bearings, Thermal Protection None, Full Load Amps 2.6-2.8/1.4, Steel Frame, Insulation Class B, Ambient 40 C, CW/CCW Rotation, Shaft Diameter 5/8 In, Shaft Length 1 7/8 In
Grainger Item # 3N642  
Price (ea.) $302.00
Brand DAYTON  
Mfr. Model # 3N642  
Ship Qty. 1  
Sell Qty. (Will-Call) 1  
Ship Weight (lbs.) 26.8  
Usually Ships** Today  
Catalog Page No. 16 catalog  
Country of Origin USA  
See Notes & Restrictions for important safety information.

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Item Energy Efficient Motor
Motor Type 3-Phase
HP 3/4
Nameplate RPM 1725
Voltage 208-230/460
NEMA/IEC Frame 56
Enclosure Open Dripproof
Hz 60
Full Load Amps 2.6-2.8/1.4
Duty Inverter
Service Factor 1.25
Nominal Efficiency 75.5
Mounting Base
Bearings Double-Shielded Ball
Thermal Protection None
Rotation CW/CCW
Insulation Class B
Ambient (C) 40
Overall Length (In.) 11
Length Less Shaft (In.) 9 1/16
Shaft Dia. (In.) 5/8
Shaft Length (In.) 1 7/8
Frame Material Steel
Efficiency Group Not Covered
NEMA Design B
NEMA Standard Inverter NEMA MG 1 Part 31: 10:1 Variable and 4:1 Constant Torque
Rated 50 Hz Operation on 190/380V at 5/6 of 60 Hz HP and RPM at 1.0 SF
Phase 3
RPM Range 1400-1800
Standards UL Recognized (E47479), CSA Certified
Warranty (Years) 2
Footnotes 5,12

The "Usually Ships" reflects when an item is generally expected to ship from Grainger based on its stocking location. Real-time availability information will be shown during the checkout process and on the e-mail order confirmation (for U.S. and Puerto Rico - US customers only). Please allow additional delivery time for international orders.
 
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