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SR4 and SR4B Electric Power Generation Rewind Data Caterpillar


Winding Data for 173-7078 Generator through 194-6563 Generator

Usage:

SR4B 1BN

173-7078 Generator Ar

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Table 1
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
304.8 mm (12 inch)    
304.8 mm (12 inch)    
Slots     60     4    
Coil Throw     1-12     1-2    
Turns/Coil     2     -    
Turns/Pole     -     180    
No. & Wire Size     25 of #14     #6-1/2 Rd    
Mean Length Turn    
1460.50 mm (57.5 inch)    
1079.50 mm (42.5 inch)    
Copper Weight    
82.5 kg (182 lb)    
4683.76 mm (184.4 inch)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     12-2 of #00 (24 TOTAL)     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00319 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.175 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     90 Hz     90 Hz        
Exciter Poles     6            
Stack Length    
127.0 mm (5 inch)    
127.0 mm (5 inch)    		    
Coils/Group     1     1        
Turns (Coils)     140     8        
No. & Size Wire     15-1/2     2 # 16        
Coil Throw     1 - 2     1 - 6        
Mean Length Turn    
464.82000 mm (18.3 inch)    		        
Resistance at
25° C (77.0° F)    		 4.68 ohms     0.145 ohms        
Copper Weight    
5.21 kg (11.5 lb)    
2.90 kg (6.4 lb)    		    
Connection  (2)     Series     2 Parallel Wye        
Line Leads     #14     3 of #10        
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 63
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

173-7080 Generator Ar

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Table 2
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
304.8 mm (12 inch)    
304.8 mm (12 inch)    
Slots     60     4    
Coil Throw     1-12     1-2    
Turns/Coil     2     -    
Turns/Pole     -     180    
No. & Wire Size     25 of #14     #6-1/2 Rd    
Mean Length Turn    
1460.50 mm (57.5 inch)    
1079.50 mm (42.5 inch)    
Copper Weight    
82.5 kg (182 lb)    
4683.76 mm (184.4 inch)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     12-2 of #00 (24 TOTAL)     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00319 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.175 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     90 Hz     90 Hz     240 Hz    
Exciter Poles     6         16    
Stack Length    
127.0 mm (5 inch)    
127.0 mm (5 inch)    
25.4 mm (1 inch)    
Coils/Group     1     1     1    
Turns (Coils)     140     8     12    
No. & Size Wire     15-1/2     2 # 16     4 - # 18    
Coil Throw     1 - 2     1 - 6     1-4 29-35Lds    
Mean Length Turn    
464.82000 mm (18.3 inch)    		    
208.28 mm (8.2 inch)    
Resistance at
25° C (77.0° F)    		 4.68 ohms     0.145 ohms     0.239 ohms    
Copper Weight    
5.21 kg (11.5 lb)    
2.90 kg (6.4 lb)    
1.791 kg (3.95 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     #14     3 of #10     3-1 of #14 (3 total)    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 63
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

178-1618 Generator Ar

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Table 3
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
381.0 mm (15 inch)    
393.70 mm (15.5 inch)    
Slots     84     4    
Coil Throw     1-15     1-2    
Turns/Coil     1     -    
Turns/Pole     -     216 (3)    
No. & Wire Size     31 of # 13     1 of #6 square    
Mean Length Turn    
1617.98 mm (63.7 inch)    
1330.96 mm (52.4 inch)    
Copper Weight    
99.7 kg (220 lb)    
161.4 kg (356 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     12 - 4 of #2/0     1 of #8 Ld    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00172 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.27 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     60 Hz     120 Hz     240 Hz    
Exciter Poles     8     8     16    
Stack Length    
88.90 mm (3.5 inch)    
88.90 mm (3.5 inch)    
25.4 mm (1 inch)    
Coils/Group     1     1     1    
Turns (Coils)     175     18     12    
No. & Size Wire     2 of #16     4 #18     4 - # 18    
Coil Throw     1 - 2     1 - 6     1-4 29-35Lds    
Mean Length Turn    
355.6 mm (14 inch)    
419.10 mm (16.5 inch)    
208.28 mm (8.2 inch)    
Resistance at
25° C (77.0° F)    		 3.8 ohms     0.159 ohms     0.239 ohms    
Copper Weight    
12.92 kg (28.5 lb)    
5.53 kg (12.2 lb)    
1.791 kg (3.95 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10 (3 Total)     3-1 of #14 (3 total)    
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( 4 ) Special Resistance is for Global design with 1320.8 mm (52 inch) Leads.
( 3 ) Winding 12 layers with 18 turns per layer = 216 turns. Insert 12.70 mm (0.5 inch) vent spacer after layers 6 and 6 in the coil heads
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 63
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

188-9842 Generator Ar

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Table 4
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
172.72 mm (6.8 inch)    
172.72 mm (6.8 inch)    
Slots     48     4    
Coil Throw     (A) 1-9 (B) 1-9     1-2    
Turns/Coil     (A) 48 (B) 48     -    
Turns/Pole     (A) 5-6-5-6 (B) 6-5-6-5     130 (3)    
No. & Wire Size     (A) 6#16 (B) 3#16     #8 Square    
Mean Length Turn    
922.02 mm (36.3 inch)    		    
Copper Weight    
25.94 kg (57.2 lb)    
35.69 kg (78.7 lb)    
Inside Connection (1)     4 Parallel Wye     4 Pole Series    
Line Leads (No. & Size)     6-2 of #2 (12 total)     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 (A) 0.027100 ohms (B) 0.051400 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     0.753 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     90 Hz     90 Hz     120 Hz    
Exciter Poles     6     6     8    
Stack Length    
76.2 mm (3 inch)    
76.2 mm (3 inch)    
31.750 mm (1.25 inch)    
Coils/Group     6     36     24    
Turns (Coils)     150     7     12    
No. & Size Wire     #16     2 of #151/2     2#18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
363.22 mm (14.3 inch)    
325.12 mm (12.8 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.295 ohms     0.083 ohms     0.551 ohms    
Copper Weight    
3.85 kg (8.5 lb)    
2.17 kg (4.8 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
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( 4 ) Dual Winding Label Wind A and Label Wind B
( 3 ) Layer wound 12.70 mm (0.5 inch) vent openings to divide layers 3-4-3 in coil heads. 10 Layers 13 turns/layer - 130 total turns/pole.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 63
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

188-9848 Generator Ar

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Table 5
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
495.30 mm (19.5 inch)    
495.30 mm (19.5 inch)    
Slots     48     4    
Coil Throw     1-10     1-2    
Turns/Coil     2     -    
Turns/Pole         130    
No. & Wire Size     18 # 14     #8 Square    
Mean Length Turn    
1623.06 mm (63.9 inch)    
1397.0 mm (55 inch)    
Copper Weight    
52.93 kg (116.7 lb)    
66.40 kg (146.4 lb)    
Inside Connection (1)     4 Parallel Wye     Series    
Line Leads (No. & Size)     12-2 # 1/0 (24 total)     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00377 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.4 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     90 Hz     90 Hz     120 Hz    
Exciter Poles     6     6     8    
Stack Length    
88.90 mm (3.5 inch)    
88.90 mm (3.5 inch)    
31.750 mm (1.25 inch)    
Coils/Group     1     2     24    
Turns (Coils)     150     8     12    
No. & Size Wire     #16     2 of #16     2#18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
388.62 mm (15.3 inch)    
419.10 mm (16.5 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.63 ohms     0.115 ohms     0.551 ohms    
Copper Weight    
4.12 kg (9.1 lb)    
2.35 kg (5.2 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
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( 4 ) When specified on process sheets: Place 120 V tap lead (X1) seven turns from neutral (Start) in coil group 10. Voltage will be 121.2(117.6/124.8)
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

188-9849 Generator Ar

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Table 6
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
495.30 mm (19.5 inch)    
495.30 mm (19.5 inch)    
Slots     48     4    
Coil Throw     1-10     1-2    
Turns/Coil     2.5 (3-2-3-2) (4)     -    
Turns/Pole         130    
No. & Wire Size     14 - #14     #8 Square    
Mean Length Turn    
1649.730 mm (64.95 inch)    
1397.0 mm (55 inch)    
Copper Weight    
51.43 kg (113.4 lb)    
66.40 kg (146.4 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     4-1 of #0000     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.0215 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.4 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     90 Hz     90 Hz     120 Hz    
Exciter Poles     6     6     8    
Stack Length    
88.90 mm (3.5 inch)    
88.90 mm (3.5 inch)    
31.750 mm (1.25 inch)    
Coils/Group     1     2     24    
Turns (Coils)     150     8     12    
No. & Size Wire     #16     2 of #16     2#18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
388.62 mm (15.3 inch)    
419.10 mm (16.5 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.63 ohms     0.115 ohms     0.551 ohms    
Copper Weight    
4.12 kg (9.1 lb)    
2.35 kg (5.2 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
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( 4 ) When p/s specify: Tap X1, X2, and X3 leads #10 wire in pole group 10, 8, and 12 seven turns away from start(neutral) end. Tap 20, 22, 24 leads eighth (8) turns from neutral (star) in coil groups 6, 4, 2 respectively.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 63
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

193-8723 Generator Ar

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Table 7
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
304.8 mm (12 inch)    
304.8 mm (12 inch)    
Slots     48     4    
Coil Throw     1-10     1-2    
Turns/Coil     2.5 (2-3-2-3)     -    
Turns/Pole         130    
No. & Wire Size     12 # 14 (2-3-2-3)     #8 Square    
Mean Length Turn    
1244.6 mm (49 inch)    
1016.0 mm (40 inch)    
Copper Weight    
33.5 kg (74 lb)    
48.30 kg (106.5 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     12-1 # 4/0 (12 total)     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00529 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     0.963 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     90 Hz     90 Hz     120 Hz    
Exciter Poles     6     6     8    
Stack Length    
88.90 mm (3.5 inch)    
88.90 mm (3.5 inch)    
31.750 mm (1.25 inch)    
Coils/Group     1     1     24    
Turns (Coils)     150     18     12    
No. & Size Wire     #16     2 of #16.5     2#18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
388.62 mm (15.3 inch)    
374.650 mm (14.75 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.63 ohms     0.155 ohms     0.551 ohms    
Copper Weight    
4.12 kg (9.1 lb)    
2.17 kg (4.8 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 63
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

193-8731 Generator Ar

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Table 8
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
360.68 mm (14.2 inch)    
360.68 mm (14.2 inch)    
Slots     48     4    
Coil Throw     1-10     1-2    
Turns/Coil     2.5 (2-3-2-3)     -    
Turns/Pole         130    
No. & Wire Size     12 # 14     #8 Square    
Mean Length Turn    
1353.82 mm (53.3 inch)    
1127.76 mm (44.4 inch)    
Copper Weight    
40.14 kg (88.5 lb)    
53.61 kg (118.2 lb)    
Inside Connection (1)     4 Parallel Wye        
Line Leads (No. & Size)     12-1 # 3/0 (12 total)     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00574 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.115 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     90 Hz     90 Hz     120 Hz    
Exciter Poles     6     6     8    
Stack Length    
88.90 mm (3.5 inch)    
88.90 mm (3.5 inch)    
31.750 mm (1.25 inch)    
Coils/Group     1     1     24    
Turns (Coils)     150     18     12    
No. & Size Wire     #16     2 of #16.5     2#18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
388.62 mm (15.3 inch)    
374.650 mm (14.75 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.63 ohms     0.155 ohms     0.551 ohms    
Copper Weight    
4.12 kg (9.1 lb)    
2.17 kg (4.8 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4571 Generator Ar

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Table 9
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     84     4    
Coil Throw     1-15     1-2    
Turns/Coil     1     -    
Turns/Pole         138 (3)    
No. & Wire Size     20 of # 14     #8 Square    
Mean Length Turn    
1701.8 mm (67 inch)    
1447.8 mm (57 inch)    
Copper Weight    
48.5 kg (107 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00292 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz     120 Hz     120 Hz    
Exciter Poles     8     8     8    
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    
31.750 mm (1.25 inch)    
Coils/Group     8     48     24    
Turns (Coils)     178     10     12    
No. & Size Wire     1 of #14.5     2 of #16.5     2 of #18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms     0.551 ohms    
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
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( 4 ) When required, place 120 V tap leads (X1) 6 turns from neutral (start) in coil group 10.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4575 Generator Ar

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Table 10
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     84     4    
Coil Throw     1-15     1-2    
Turns/Coil     1     -    
Turns/Pole         138 (3)    
No. & Wire Size     20 of # 14     #8 Square    
Mean Length Turn    
1701.8 mm (67 inch)    
1447.8 mm (57 inch)    
Copper Weight    
48.5 kg (107 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00292 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz            
Exciter Poles     8     8        
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    		    
Coils/Group     8     2        
Turns (Coils)     178     10        
No. & Size Wire     1 of #14.5     2 of #16        
Coil Throw     1 - 2     1 - 6        
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    		    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms        
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    		    
Connection  (2)     Series     2 Parallel Wye        
Line Leads     2 - #14     3 of #10        
Show/hide table
( 4 ) When required, place 120 V tap leads (X1) 6 turns from neutral (start) in coil group 10.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4583 Generator Ar

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Table 11
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     84     4    
Coil Throw     1-15     1-2    
Turns/Coil     1     -    
Turns/Pole         138 (3)    
No. & Wire Size     20 of # 14     #8 Square    
Mean Length Turn    
1701.8 mm (67 inch)    
1447.8 mm (57 inch)    
Copper Weight    
48.5 kg (107 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00292 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz     120 Hz     120 Hz    
Exciter Poles     8     8     8    
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    
31.750 mm (1.25 inch)    
Coils/Group     8     48     24    
Turns (Coils)     178     10     12    
No. & Size Wire     1 of #14.5     2 of #16     2 of #18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms     0.551 ohms    
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
Show/hide table
( 4 ) When required, place 120 V tap leads (X1) 6 turns from neutral (start) in coil group 10.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4587 Generator Ar

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Table 12
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     84     4    
Coil Throw     1-15     1-2    
Turns/Coil     1     -    
Turns/Pole         138 (3)    
No. & Wire Size     20 of # 14     #8 Square    
Mean Length Turn    
1701.8 mm (67 inch)    
1447.8 mm (57 inch)    
Copper Weight    
48.5 kg (107 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00292 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz            
Exciter Poles     8     8        
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    		    
Coils/Group     8     2        
Turns (Coils)     178     10        
No. & Size Wire     1 of #14.5     2 of #16        
Coil Throw     1 - 2     1 - 6        
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    		    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms        
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    		    
Connection  (2)     Series     2 Parallel Wye        
Line Leads     2 - #14     3 of #10        
Show/hide table
( 4 ) When required, place 120 V tap leads (X1) 6 turns from neutral (start) in coil group 10.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4588 Generator Ar

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Table 13
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     84     4    
Coil Throw     1-15     1-2    
Turns/Coil     1     -    
Turns/Pole         138 (3)    
No. & Wire Size     20 of # 14     #8 Square    
Mean Length Turn    
1701.8 mm (67 inch)    
1447.8 mm (57 inch)    
Copper Weight    
48.5 kg (107 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00292 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz            
Exciter Poles     8     8        
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    		    
Coils/Group     8     2        
Turns (Coils)     178     10        
No. & Size Wire     1 of #14.5     2 of #16        
Coil Throw     1 - 2     1 - 6        
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    		    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms        
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    		    
Connection  (2)     Series     2 Parallel Wye        
Line Leads     2 - #14     3 of #10        
Show/hide table
( 4 ) When required, place 120 V tap leads (X1) 6 turns from neutral (start) in coil group 10.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4589 Generator Ar

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Table 14
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     48     4    
Coil Throw     1-9     1-2    
Turns/Coil     3     -    
Turns/Pole         138 (3)    
No. & Wire Size     12 of # 14     #8 Square    
Mean Length Turn    
1600.2 mm (63 inch)    
1447.8 mm (57 inch)    
Copper Weight    
51.7 kg (114 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     4 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00795 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz            
Exciter Poles     8     8        
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    		    
Coils/Group     8     2        
Turns (Coils)     178     10        
No. & Size Wire     1 of #14.5     2 of #16        
Coil Throw     1 - 2     1 - 6        
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    		    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms        
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    		    
Connection  (2)     Series     2 Parallel Wye        
Line Leads     2 - #14     3 of #10        
Show/hide table
( 4 ) Tap voltage regulator leads 20, 22, 24 seven (7) turns from neutral in coil groups 3, 1, and 5 respectively.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4590 Generator Ar

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Table 15
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     60     4    
Coil Throw     1-11     1-2    
Turns/Coil     2     -    
Turns/Pole         138 (3)    
No. & Wire Size     15 of # 14     #8 Square    
Mean Length Turn    
1617.98 mm (63.7 inch)    
1447.8 mm (57 inch)    
Copper Weight    
54.65 kg (120.5 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00536 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz            
Exciter Poles     8     8        
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    		    
Coils/Group     8     2        
Turns (Coils)     178     10        
No. & Size Wire     1 of #14.5     2 of #16        
Coil Throw     1 - 2     1 - 6        
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    		    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms        
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    		    
Connection  (2)     Series     2 Parallel Wye        
Line Leads     2 - #14     3 of #10        
Show/hide table
( 4 ) Tap voltage regulator leads 20, 22, 24 eight (8) turns from neutral in coil groups 6, 8, and 10 respectively.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4591 Generator Ar

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Table 16
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     84     4    
Coil Throw     1-15     1-2    
Turns/Coil     1     -    
Turns/Pole         138 (3)    
No. & Wire Size     20 of # 14     #8 Square    
Mean Length Turn    
1701.8 mm (67 inch)    
1447.8 mm (57 inch)    
Copper Weight    
48.5 kg (107 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00292 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz     120 Hz     120 Hz    
Exciter Poles     8     8     8    
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    
31.750 mm (1.25 inch)    
Coils/Group     8     48     24    
Turns (Coils)     178     10     12    
No. & Size Wire     1 of #14.5     2 of #16     2 of #18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms     0.551 ohms    
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
Show/hide table
( 4 ) When required, place 120 V tap leads (X1) 6 turns from neutral (start) in coil group 10.
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-4594 Generator Ar

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Table 17
MAIN STATOR AND ROTOR WINDING DATA (4)    
ITEM     STATOR     ROTOR    
Stack Height    
527.050 mm (20.75 inch)    
527.050 mm (20.75 inch)    
Slots     60     4    
Coil Throw     1-11     1-2    
Turns/Coil     2     -    
Turns/Pole         138 (3)    
No. & Wire Size     15 of # 14     #8 Square    
Mean Length Turn    
1617.98 mm (63.7 inch)    
1447.8 mm (57 inch)    
Copper Weight    
54.65 kg (120.5 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     Leadless     #8    
Low Voltage connected line resistance at
25° C (77.0° F)    		 0.00536 ohms     -    
Field lead resistance at
25° C (77.0° F)    		 -     1.58 ohms    
EXCITER WINDING DATA    
ITEM     STATOR (FIELD)     ROTOR (ARMATURE)     Permanent Magnet Stator    
Exciter Frequency (Hz)     120 Hz     120 Hz     120 Hz    
Exciter Poles     8     8     8    
Stack Length    
50.8 mm (2 inch)    
50.8 mm (2 inch)    
31.750 mm (1.25 inch)    
Coils/Group     8     48     24    
Turns (Coils)     178     10     12    
No. & Size Wire     1 of #14.5     2 of #16     2 of #18    
Coil Throw     1 - 2     1 - 6     1-4    
Mean Length Turn    
304.8 mm (12 inch)    
330.2 mm (13 inch)    
330.2 mm (13 inch)    
Resistance at
25° C (77.0° F)    		 4.38 ohms     0.177 ohms     0.551 ohms    
Copper Weight    
10.25 kg (22.6 lb)    
3.71 kg (8.2 lb)    
0.4 kg (1 lb)    
Connection  (2)     Series     2 Parallel Wye     Wye    
Line Leads     2 - #14     3 of #10     3 of #14    
Show/hide table
( 4 ) Tap voltage regulator leads 20, 22, 24 eight (8) turns from neutral in coil groups 6, 8, and 10 respectively
( 3 ) Layer wound with 12.70 mm (0.5 inch) vent openings to divide layers 2-3-3-3 in coil head. Winding table: Start- 9 layers of 13 turns/layer, 1 layer of 12 turns/layer, 1 layer of 9 turns/layer.
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 04
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram D

194-6560 Generator

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Table 18
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
527.1 mm (20.75 inch)    
527.1 mm (20.75 inch)    
Slots     48     -    
Coil Throw     1 - 9     -    
Turns/Coil     2     -    
Turns/Pole     -     138    
No. & Wire Size     19 - #14     #8 SQ    
Mean Length Turn    
1605.3 mm (63.2 inch)    		 -    
Copper Weight    
54.9 kg (121 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     -     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00285 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.430 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    
50.8 mm (2.0 inch)    
50.8 mm (2.0 inch)    		 -    
Coils/Group     -     2     -    
Slots (Coils)     8     48     -    
Turns (Coils)     178     12     -    
No. & Size Wire     1 - #14.5     2 - #17.5     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
304.8 mm (12.0 inch)    
1066.8 mm (42.0 inch)    		 -    
Copper Weight    
10.3 kg (22.6 lb)    
3.6 kg (7.9 lb)    		 -    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Wye     -    
Line Leads     2 - #14     3 - #10     -    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 64
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram I

194-6561 Generator

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Table 19
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
527.1 mm (20.75 inch)    
527.1 mm (20.75 inch)    
Slots     48     -    
Coil Throw     1 - 9     -    
Turns/Coil     2     -    
Turns/Pole     -     138    
No. & Wire Size     19 - #14     #8 SQ    
Mean Length Turn    
1605.3 mm (63.2 inch)    		 -    
Copper Weight    
54.9 kg (121 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     -     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00285 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.430 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    
50.8 mm (2.0 inch)    
50.8 mm (2.0 inch)    		 -    
Coils/Group     -     2     -    
Slots (Coils)     8     48     -    
Turns (Coils)     178     12     -    
No. & Size Wire     1 - #14.5     2 - #17.5     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
304.8 mm (12.0 inch)    
1066.8 mm (42.0 inch)    		 -    
Copper Weight    
10.3 kg (22.6 lb)    
3.6 kg (7.9 lb)    		 -    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Wye     -    
Line Leads     2 - #14     3 - #10     -    
Show/hide table
( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 64
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram I

194-6562 Generator

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Table 20
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
527.1 mm (20.75 inch)    
527.1 mm (20.75 inch)    
Slots     48     -    
Coil Throw     1 - 9     -    
Turns/Coil     2     -    
Turns/Pole     -     138    
No. & Wire Size     19 - #14     #8 SQ    
Mean Length Turn    
1605.3 mm (63.2 inch)    		 -    
Copper Weight    
54.9 kg (121 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     -     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00285 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.430 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    
50.8 mm (2.0 inch)    
50.8 mm (2.0 inch)    		 -    
Coils/Group     -     2     -    
Slots (Coils)     8     48     -    
Turns (Coils)     178     12     -    
No. & Size Wire     1 - #14.5     2 - #17.5     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
304.8 mm (12.0 inch)    
1066.8 mm (42.0 inch)    		 -    
Copper Weight    
10.3 kg (22.6 lb)    
3.6 kg (7.9 lb)    		 -    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Wye     -    
Line Leads     2 - #14     3 - #10     -    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 64
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram I

194-6563 Generator

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Table 21
MAIN STATOR AND ROTOR WINDING DATA    
ITEM     STATOR     ROTOR    
Stack Height    
527.1 mm (20.75 inch)    
527.1 mm (20.75 inch)    
Slots     48     -    
Coil Throw     1 - 9     -    
Turns/Coil     2     -    
Turns/Pole     -     138    
No. & Wire Size     19 - #14     #8 SQ    
Mean Length Turn    
1605.3 mm (63.2 inch)    		 -    
Copper Weight    
54.9 kg (121 lb)    
73.0 kg (161 lb)    
Inside Connection (1)     2 Parallel Wye     Series    
Line Leads (No. & Size)     -     -    
Terminal bolt size     3/8 inch     -    
Low Voltage connected line resistance at 25 ° C (77 ° F)     0.00285 ohms     -    
Field lead resistance at 25 ° C (77 ° F)     -     1.430 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    
50.8 mm (2.0 inch)    
50.8 mm (2.0 inch)    		 -    
Coils/Group     -     2     -    
Slots (Coils)     8     48     -    
Turns (Coils)     178     12     -    
No. & Size Wire     1 - #14.5     2 - #17.5     -    
Coil Throw     1 - 2     1 - 6     -    
Mean Length Turn (Calc.)    
304.8 mm (12.0 inch)    
1066.8 mm (42.0 inch)    		 -    
Copper Weight    
10.3 kg (22.6 lb)    
3.6 kg (7.9 lb)    		 -    
Insulation     Heavy Polyester Polyamide Imide    
Connection (2)     Series     2 Parallel Wye     -    
Line Leads     2 - #14     3 - #10     -    
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( 1 ) See Specifications, "Connection Diagrams for Main Stator and Main Rotor" Connection Diagram 64
( 2 ) See Specifications, "Connection Diagrams for Exciter" Connection Diagram I

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