D77 Traction Motor Technical Specifications

Hi,

I am looking for technical specification of EMD D77 DC series-wound motor.
The tech specs that I want is about the motor ratings such as torque-speed, V-I characteristics, max. stall torque, min. continuous current, efficiency, armature/field resistance, armature/field inductance.

thank you in advance.

Try these links (found in a quick Google search) for a start:
https://www.railway.supply/en/traction-motor-d77/ - Ukrainian supplier of replacement/refurbished traction motors that meet US specs
https://onlinepubs.trb.org/onlinepubs/a ... report.pdf - design of a traction motor that uses a D77 as a starting point for comparisons