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SR Traction Motors

LeTourneau B40 motors are ideally suited for high torque applications and are capable of four quadrant operation.

Maximum continuous torque is 2,500 ft. lb.
Maximum speed is 4,500 RPM

The B40 uses formed coils. Insulating material is Class H or better. The coils are epoxy resin encapsulated using a VPI process.

Motor testing is per IEEE Std 11-1980

Motor Model HP RPM Range Weight Overall Length Body Diameter
B40 Traction 400 0-4500 4,400 lb.
(1,996 kg.)
28.9 in.
(734 mm.)
28.9 in.
(734 mm.)

 

 
     
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LeTourneau Technologies, Inc. is a wholly owned subsidiary of Rowan Companies, Inc.