DRIVE GP-ACCESSORY 1993429 - Caterpillar

Note: Wires 20, 22, and 24 are brought out as tap connections between the 4th and 5th coil (14 turns from T0). 5N-8911 Generator
Table 20
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR
(RANDOM WOUND)     ROTOR
(FORM WOUND)    
Stack Height    
381.0 mm (15.0 inch)    
381.0 mm (15.0 inch)     -    
Slots     60     -     -    
Coil Throw     1 - 13     -     -    
Turns/Coil     1.8(2,2,1,2,2)     -     -    
Turns/Pole     -     110     -    
No. & Wire Size     15 - #14     1 - #7     -    
Mean Length Turn    
1465.6 mm (57.7 inch)     -     -    
Copper Weight    
45.9 kg (101.1 lb)    
49.1 kg (108.3 lb)     -    
Inside Connection (1)     4/2 Parallel Star     4 in Series     -    
Line Leads (No. & Size)     20 - #2     -     -    
Terminal bolt size     3/8 inch     -     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.0042 ohms     -     -    
Field lead resistance at 25 ° C (77 ° F)     -     0.895 ohms     -    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)    
Stack Length    
101.6 mm (4.0 inch)    
101.6 mm (4.0 inch)    
Coils/Group     1     2    
Slots (Coils)     6     36    
Turns (Coils)     95     6    
No. & Size Wire     1 - #14     2 - #15    
Coil Throw     1 - 2     1 - 6    
Mean Length Turn (Calc.)    
414.0 mm (16.3 inch)    
355.6 mm (14.0 inch)    
Copper Weight    
4.4 kg (9.8 lb)    
2.2 kg (4.9 lb)    
Insulation     Heavy Nytherm    
Connection (2)     Series     2 Parallel Star    
Line Leads     #14
965.2 mm (38.0 inch)     #10
114.3000 mm (4.5 inch)    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram #01
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram A