Service Training
Page 3
Section 2.1
2.1.2 TRACTION MOTOR FROM 7/95
Type: DC series-wound motor with armature reversal
Model: E 20 Juli GF 144-14/5.4
E 25 / 30 Juli GF 146-14/7.8
Voltage: 80 V
Power: E 20 5.0 kW S2 (60 min rating)
E 25 / 30 6.4 kW S2 (60 min rating)
Type of protection: IP00 / IP23 DIN 40 050
Brush dimensions: 12.5x40x40 mm
Permissible wear: down to 16 mm
Collector diameter: original 104 mm
Reworking down to: 100 mm
Components: 1 thermal sensor; potential-free brush monitoring
Connector 1X7 for RH traction motor 1M1
1 Brush switch 6B4
2 Brush switch 6B4
3 Thermal sensor 6B1
4 Thermal sensor 6B1
Connector 1X8 for RH traction motor 1M2
1 Brush switch 6B5
2 Brush switch 6B5
3 Thermal sensor 6B2
4 Thermal sensor 6B2
Armature terminals A1 and A2
Field terminals D1 and D2