ROOF GP-PLASTIC 1256609 - Caterpillar

7C-9126 Generator
Table 39
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
596.9 mm (23.5 inch)    
614.7 mm (24.2 inch)    
Slots     72     -    
Coil Throw     1 - 15     -    
Turns/Coil     2     -    
Turns/Pole     -     174    
No. & Wire Size     4 -
3.5 mm (0.136 inch)×
5.0 mm (0.198 inch)    
3.7 mm (0.144 inch)×
7.3 mm (0.288 inch)    
Mean Length Turn    
2423.2 mm (95.4 inch)     -    
Copper Weight    
205.9 kg (454.0 lb)    
298.9 kg (659.0 lb)    
Inside Connection (1)     4 Parallel Star     4 in Series    
Line Leads (No. & Size)     24 - #000     -    
Terminal bolt size     3/8 in     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00429 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     0.863 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    
63.5 mm (2.5 inch)    
63.5 mm (2.5 inch)     -    
Coils/Group     1     2     -    
Slots (Coils)     8     48     -    
Turns (Coils)     320     7     -    
No. & Size Wire     1 - #16.5 SQ     3 - #15 SQ     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
330.2 mm (13.0 inch)    
386.1 mm (15.2 inch)     -    
Copper Weight    
11.1 kg (24.5 lb)    
6.2 kg (13.7 lb)     -    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series/Parallel     2 Parallel Star     -    
Line Leads     4 - #14     3 - #10     -    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 19
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram F