supply of 3-phase asynchronous traction motor ( resistance ring mechanically interlocked to end plate design rotor, scheme-ii for traction motor type 6fra-6068 ) for wag-9 locos without active speed sensor, drg.no. 0twd.096.001 alt.-3 specn. no. 4tms.096.081 rev-1. str no. clw / 2008 / 3phtm / str / 0001 rev.i. [ warranty period: 30 months after the date of delivery ] , 3-phase asynchronous traction motor ( with shaft mounted zr. cu. stamping type resistance ring design of rotor, scheme-i for tm type 6fra 6068 ) for wag-9 locos without active speed sensor. drg.no-0twd.096.001 alt-3 , spec.no. 4tms.096.080 rev. i, alt-1, str no. clw / 2008 / 3phtm / str / 0001 rev.i. [ warranty period: 30 months after the date of delivery ]