PLATE-IDENTIFICATION 1310359 - Caterpillar

108-3052 Generator
Table 9
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
660.4 mm (26 inch)    
673.1 mm (26.5 inch)    
Slots     84     -    
Coil Throw     1 - 17     -    
Turns/Coil     1     -    
Turns/Pole     -     174    
No. & Wire Size     2 -
3.8 mm (0.148 inch) ×
3.9 mm (0.153 inch)    
3.7 mm (0.144 inch) ×
7.3 mm (0.288 inch)    
Mean Length Turn    
2608.6 mm (102.7 inch)     -    
Copper Weight    
195.1 kg (430.1 lb)    
320.1 kg (705.6 lb)    
Inside Connection (1)     4 Parallel Star     4 in Series    
Line Leads (No. & Size)     48 - #2/0     -    
Terminal bolt size     3/8 in     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00209 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     0.895 ohms    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     120 Hz     Permanent Magnet Frequency     - Hz    
Exciter Poles     8    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Stack Length    
88.9 mm (3.5 inch)    
88.9 mm (3.5 inch)     -    
Coils/Group     1     2     -    
Slots (Coils)     8     48     -    
Turns (Coils)     160     8     -    
No. & Size Wire     2 - #17 and 1 - #18     3 - #16     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
355.6 mm (14 inch)    
436.9 mm (17.2 inch)     -    
Copper Weight    
14.0 kg (30.9 lb)    
6.4 kg (14 lb)     -    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Star     -    
Line Leads     2 - #14     3 - #10     -    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 43
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram C