CYLINDER GP-THUMB 3056717 - Caterpillar

166-2689 Generator
Table 20
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
508.0 mm (20 inch)    
520.7 mm (20.5 inch)    
Slots     96     -    
Coil Throw     1 - 19     -    
Turns/Coil     1     -    
Turns/Pole     -     216    
No. & Wire Size     27 - #13     #6 SQ    
Mean Length Turn    
2199.6 mm (86.6 inch)     -    
Copper Weight    
136.1 kg (300 lb)    
203.6619 kg (449 lb)    
Inside Connection (1)     4 Parallel Wye     4 in Series    
Line Leads (No. & Size)     48 - #1/0     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00223 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.550 ohms    
EXCITER WINDING DATA    
Exciter Frequency (Hz)     90 Hz     Permanent Magnet Frequency     - Hz    
Exciter Poles     6    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Stack Length    
127.0 mm (5.0 inch)    
127.0 mm (5.0 inch)    
25.4 mm (1 inch)    
Coils/Group     1     1     1    
Slots (Coils)     6     36     48    
Turns (Coils)     140     8     48    
No. & Size Wire     1 - #15.5     2 - #16     4 - #18    
Coil Throw     1 - 2     1 - 6     1 - 4    
Mean Length Turn (Calc.)    
464.8 mm (18.3 inch)    
464.8 mm (18.3 inch)    
208.2 mm (8.2 inch)    
Copper Weight    
5.2 kg (11.5 lb)    
2.9 kg (6.4 lb)    
1.8 kg (3.95 lb)    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Star     Series Wye    
Line Leads     1 - #14     3 - #10     3 - #14    
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 29
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D