Standard Motor Catalog

Section ES Energy Saver TEFC General Purpose NEMA B Motors Energy Saver TEFC General Purpose NEMA B (IP54) Standard Features

NEMA Frame Size

143 - 449

Poles

2, 4, 6

2-pole - 1 - 250 HP 4-pole - 1 - 250 HP 6-pole - 1 - 200 HP

Horsepower Range

Voltage

230/460, 460

2-pole 143 - 256 fr - T 284 - 449 fr - TS 4- & 6-pole 143 - 449 fr - T

Shaft Extension

UL - Component and Insulation System Recognition CSA - Certification and Efficiency Verification

Agency Approvals

Warranty (months)

1 year

Max Ambient & Altitude

40°C & 3300 feet

Insulation Class

F

Winding Temperature Rise

80C @1.0SF Sine wave

Service Factor NEMA Design

1.15 Sine wave

B

Insulation System Inverter Capability

Non-Hygroscopic, Anti-Fungus, Polyester Resin

Variable Torque - INF:1

Efficiency

Per USA & Canada Legislation

Frame Material

Cast iron

Frame/Conduit Box Gasket

Neoprene Rubber

End Shield Material Conduit Box Material

Cast iron

Stamped Steel

Conduit Box Cover Gasket Conduit Box Rotation Conduit Box Hole Thread

Neoprene Rubber

90 degree increments

NPT

Fan Cover Material

Stamped Steel

Fan

Bidirectional, Non-sparking Plastic (Some high HP 2-poles are unidirectional)

Sound Power

NEMA MG 1 Part 9

Mounting

F1 (Field modifiable to F2)

Lifting

4 point cast in lugs

Bearing Type

Double Shielded on smaller motors. Larger motors are single shielded. Belted - 26,280 hrs per NEMA MG1 14.42.2 Direct Coupled - 130,000 hrs 4 Pole and above, 65,000 hrs 2 Pole

Bearing L10 Life

Bearing Lubricant Bearing Protection

Polyurea

Steel reinforced neoprene shaft slinger

Fasteners

Hex Head, Zinc Plated

Condensation Drain Balance & Vibration

Brass drains at the lowest point of both end shields

NEMA Grade A

Nameplate

316 Stainless Steel Epoxy Ester (Buff)

Paint

ES.3

Data subject to change without notice. 02/23 • www.gemotorswolong.com