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ST-4125D/ST-6125D — 230/460 VAC VOLTAGE SELECTION
230/460VACVoltage Selection
The
1.Place pump in a suitable area free of dirt and debris.
2.Remove the four retaining screws, using a 19 mm socket, and the two Allen screws using an 8 mm socket, that secure the pump casing.
3.Lift the top of the pump by attaching a chain on the eye bolts and using a crane or similar equipment. Be careful not to fully stretch the cable connections inside the pump.
4.Cut the
5.Remove the sleeving covering the large red wire and separate the 2 wires labeled 1 and 7.
6.Connect the wire labeled 4 from step 4 to the wire labeled 7 from step 5 and join them with the large red wire. Cover the wires with sleeving.
7.Repeat steps 5 and 6 for the large black wire and the large white wire. Refer to the table in Figure 5 for wires to separate (column 2) and wires to connect (column 4).
8.Using electrical tape, bind the 3 wires that were separated and disconnected (labeled 1, 2, and 3). Place these wires neatly inside the housing.
9.Reinstall the top of the pump and reinsert the six screws and tighten securely.
CUT
WHITE
WHITE | BLACK | |
(SMALL) | ||
(SMALL) | ||
| CONNECT |
(LARGE)
BLACK
REMOVE PROTECTIVE
COVERING TO GAIN
ACCESS TO 460 VAC
WIRES 4, 5, AND 6.
REMOVE SLEEVING
| 1 | 2 | 3 |
230 VAC | 1 |
|
|
MOTOR | 2 |
|
|
WINDINGS | 3 |
|
|
230 VAC
(LOW VOLTAGE)
W |
| U 9 | 7 |
Z |
| X |
|
| Y |
|
|
|
| MOTOR |
|
|
| WINDING |
|
| V | STAR WITH | 8 |
| NEUTRAL |
| |
|
|
|
RED | BLACK | TO GROUND | |
(SMALL) | |||
| SCREW IN | ||
|
| ||
| GREEN | UPPER CASING | |
| 4 | 460 VAC | |
| 5 | MOTOR | |
| 6 | WINDINGS | |
| 5 4 |
|
6 | 9 |
|
8230/460 VAC
MOTOR
| 7 | WINDINGS |
9 | 7 | COMMON |
8 |
|
460VAC
(HIGH VOLTAGE)
U
X
7
9 |
| 8 | |
Z | MOTOR | Y | |
|
| ||
| WINDING |
| |
W | STAR WITH | V | |
NEUTRAL | |||
|
|
MOTOR WINDING CONFIGURATION
230 VAC | MOTOR | 460 VAC | MOTOR |
INPUT 3Ø | WINDINGS | INPUT 3Ø | WINDINGS |
U (RED) | 1 AND 7 | U (RED) | 4 AND 7 |
V (WHITE) | 2 AND 8 | V (WHITE) | 5 AND 8 |
W (BLACK) | 3 AND 9 | W (BLACK) | 6 AND 9 |
NOTE | PUMP IS SHIPPED FROM THE FACTORY FOR 230 VAC OPERATION. | |
FOR 460 VAC OPERATION SEE ABOVE WIRING ILLUSTRATION AND TABLE. | ||
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