The Siemens 3TF50020AP0 is a heavy-duty 3-pole power contactor from the 3TF SICOP Series, designed for switching and controlling high-power three-phase motors and industrial loads.
This variant features a 230V AC control coil (AP0) and comes with 2NO + 2NC built-in auxiliary contacts. It is rated for 110A AC-3 duty and is suitable for controlling motors up to 55 kW at 415V AC, making it ideal for MCC panels, motor starters, pumps, compressors, HVAC systems, conveyors, and industrial automation applications.
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Series | 3TF SICOP |
| Part Number | 3TF50020AP0 |
| Product Type | Heavy Duty Power Contactor |
| Number of Poles | 3 Pole |
| Main Contacts | 3NO |
| Auxiliary Contacts | 2NO + 2NC |
| Coil Type | AC Coil |
| Coil Voltage | 230V AC |
| Frequency | 50 Hz |
| Rated Current (AC-3) | 110A |
| Motor Rating | 55 kW @ 415V AC |
| AC-1 Rating | 170A |
| Frame Size | S6 |
| Connection Type | Screw Terminal |
| Rated Insulation Voltage (Ui) | Up to 690V |
| Breaking Capacity | 50 kA |
| Weight | Approx. 3.3 kg |
| Standard | IS/IEC 60947-4-1 |
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