HARNESS AS-ENGINE 2750073 - Caterpillar

R 230 voltage sensing - 0 => (T8) / 110 V => (T11)R 438 LS voltage sensing - 0 => (T3) / 220 V => (T2)Wiring Code FF for Single-Phase Configuration
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Voltage LM equals one half of voltage LL.
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Factory connection for "FF" wiring code
Table 5
L-L Voltage for Wiring Code FF    
Winding     50 Hz     60 Hz    
6     220-240     220-240    
7     250-260     -    
8     200     220-240    R 230 voltage sensing - 0 => (T1) / 110 V => (T4)R 438 LS voltage sensing - 0 => (T10) / 220 V => (T1) 1000 Series Generators, Single Phase with 4 Leads, Winding Dedicated Type M or Type M1
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Wiring diagram for a connection in series
Table 6
Voltage at 50/60 Hz     Connect.     Output    
L-L     L-M     T2 - T3     L     L     M    
220     110     T1 T4     T2 - T3    
230     115    
240     120    R 230 voltage sensing - 0 => (T1) / 110 V => (T2)
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Wiring diagram for a parallel connection
Table 7
Voltage at 50/60 Hz     Connect.     Output    
L-L     L-M     T1 - T3
T2 - T4     L     L     M    
110     -     T1 - T3 T2 - T4     -    
115     -    
120     -    R 230 voltage sensing - 0 => (T1) / 110 V => (T2) 2000/3000 SeriesConnections for Exciter Field
Connection for Series Arrangement (SHUNT)
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(WHT) White (BLU) Blue (BLK) Black (RED) RedConnection for Parallel Arrangement (AREP excitation and PMG excitation)
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(WHT) White (BLU) Blue (BLK) Black (RED) RedR 791 T Interference Suppression
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Connect the interference suppression, as shown. The letters in the circles represent the wiring codes for the generators. (BLK) Black (BLU) Blue (WHT) White (A) Wiring code "A" (B) Wiring code "B" (D) Wiring code "D" (F) Wiring code "F" (FF) Wiring code "FF"