The Siemens 3TF33000AF0 is a 3-pole industrial power contactor from the Siemens 3TF SICOP series, designed for switching and controlling 3-phase AC motors and electrical loads in industrial applications.
It is widely used in MCC panels, motor starter circuits, pump control systems, compressors, HVAC systems, and industrial automation systems, where reliable switching of medium-duty motors is required.
This model belongs to the Size 1 class (~22A AC-3 duty rating), suitable for motor loads up to approximately 11 kW at 415V AC.
• Siemens 3TF series (SICOP generation)
• Model: 3TF33000AF0
• 3-pole contactor design
• AC coil operated (AF0 family – typically 110V AC, 50/60 Hz)
• Rated for 22A AC-3 motor duty
• Suitable for 3-phase motor switching
• Size 1 industrial contactor
• High electrical and mechanical life
• Screw terminal connection system
• Reliable arc quenching system
• Shock and vibration resistant construction
• Compatible with thermal overload relays
• Designed for MCC and automation panels
• Auxiliary contact configuration depends on variant (commonly optional add-on blocks)
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Series | 3TF (SICOP) |
| Part Number | 3TF33000AF0 |
| Product Type | Power Contactor |
| Poles | 3 Pole |
| Coil Type | AC Coil (AF0 family – ~110V AC) |
| Rated Current | 22A (AC-3 duty) |
| Rated Power | ~11 kW at 415V AC |
| Utilization Category | AC-3 (motor control) |
| Frame Size | Size 1 |
| Mounting Type | Panel / DIN rail mounting |
| Terminal Type | Screw terminals |
| Application | Motor control, power switching |
| Brand | Siemens |
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