Variant AH3 | 3-Point Metal Push Button Control Station (START–STOP–REVERSE)
The Siemens 3SB5803-8AH3 is a factory-assembled 3-point control station from the SIRIUS ACT (3SB5) series. It is supplied in a rugged aluminum die-cast metal enclosure and includes a Green START push button (1NO), Red STOP push button (1NC), and Black REVERSE push button (1NO). This ready-to-install control station is widely used for motor control, conveyors, pumps, hoists, and industrial machinery.
The 3SB5803-8AH3 provides complete motor control functionality:
This configuration is commonly used with forward/reverse motor starter circuits and PLC-controlled machinery.
✅ Factory-assembled ready-to-install station
✅ Heavy-duty aluminum die-cast enclosure
✅ Complete START–STOP–REVERSE control
✅ Excellent mechanical protection
✅ Suitable for harsh industrial environments
✅ Standard Siemens SIRIUS ACT components
✅ Long service life
✅ Easy maintenance and wiring
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS ACT (3SB5) |
| Model Number | 3SB5803-8AH3 |
| Product Type | Push Button Control Station |
| Number of Control Points | 3 |
| Enclosure Material | Aluminum Die Cast |
| Mounting Type | Surface Mount |
| Operator Diameter | 22 mm |
| START Contact | 1NO |
| STOP Contact | 1NC |
| REVERSE Contact | 1NO |
| Enclosure Type | Metal |
| Application | Motor & Machine Control |
| Brand | Siemens |
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