The Siemens 3TF31100AF0 is a 3-pole industrial power contactor from the Siemens 3TF series, designed for switching and controlling 3-phase AC motors and electrical loads in industrial automation systems.
It is widely used in MCC panels, motor starters, pump control systems, compressors, HVAC systems, and OEM machinery, where reliable switching of motor loads is required.
This model belongs to the 3TF31 Size 00 class (~12A AC-3 duty), making it suitable for small to medium motor applications (around 5.5 kW class).
• Siemens 3TF series power contactor
• Model: 3TF31100AF0
• 3-pole contactor design
• AC coil operated (110V AC / 132V AC 50/60 Hz typical for AF0 family)
• Rated for ~12A AC-3 motor duty
• Suitable for 3-phase motor switching
• Size 00 industrial compact design
• High electrical and mechanical life
• Screw terminal connection system
• Reliable arc quenching system
• Shock and vibration resistant construction
• Compatible with thermal overload relays
• Auxiliary contact (typically 1NO depending on configuration)
• Designed for MCC and automation panels
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Series | 3TF |
| Part Number | 3TF31100AF0 |
| Product Type | Power Contactor |
| Poles | 3 Pole |
| Coil Type | AC Coil (110V / 132V AC typical) |
| Rated Current | ~12A (AC-3 duty) |
| Rated Power | ~5.5 kW at 415V AC |
| Utilization Category | AC-3 (motor control) |
| Frame Size | Size 00 |
| Mounting Type | Panel / DIN rail mounting |
| Terminal Type | Screw terminals |
| Application | Motor control, power switching |
| Brand | Siemens |
No reviews yet.