230/460 VAC VOLTAGE SELECTION
230/460 VAC Voltage Selection
The ST4125G/ST6125G submersible pumps are factory set at 230 VAC.To change the voltage from 230 VAC to 460 VAC, reference Figure 8:
REMOVE | BLACK | GROUND |
SLEEVING |
|
|
|
| GREEN |
BLACK
GROUND |
GREEN |
230 VAC | T9 | BLACK |
| T3 |
|
| T2 | RED |
| T8 |
|
460 VAC
T3
T2
T1
BLACK RED
|
|
| T1 | WHITE |
| T9 |
|
| |
|
|
|
| |
| T8 |
|
| BLACK |
|
|
| T7 | |
| T7 |
|
| |
|
| T6 | T5 |
|
| T5 |
|
| |
| T4 |
| T6 |
|
|
|
|
| |
T1 | T3 |
|
|
|
| T2 |
|
|
|
|
|
| T4 |
|
T1
T2
T9
T8
T7
T5
T4
T3
WHITE
BLACK
T9
T6
T6 
T8
T5
T7
T4
MOTOR WINDING CONFIGURATION
|
| 230 VAC |
|
| (LOW VOLTAGE) |
W |
| U 9 |
Z |
| X |
| Y |
|
|
| MOTOR |
|
| WINDING |
| V | STAR WITH 8 |
| NEUTRAL | |
|
|
| 460 VAC |
| (HIGH VOLTAGE) |
| U |
| X |
7 | 7 |
9 |
| 8 | |
Z | MOTOR | Y | |
|
| ||
| WINDING |
| |
W | STAR WITH | V | |
| NEUTRAL | |||
|
|
Figure 8. 230/460 VAC Electric Motor Windings
ST4125G/ST6125G SUBMERSIBLE PUMP• OPERATION MANUAL — REV. #0 (11/18/10) — PAGE 17
