The Siemens 3TF35000BF4 is a 3-pole industrial power contactor from the 3TF SICOP series, designed for switching and controlling three-phase motors and power circuits in industrial applications.
This model features a 110V DC control coil (BF4 variant) and is rated for 38A AC-3 duty, making it suitable for controlling motors up to approximately 18.5 kW at 415V AC. It is widely used in MCC panels, PLC-based automation systems, motor starters, pump control systems, compressors, HVAC equipment, and industrial machinery.
• Siemens 3TF SICOP series
• Model: 3TF35000BF4
• 3-pole power contactor
• DC operated coil (110V DC)
• Rated current: 38A AC-3 duty
• Suitable for motor loads up to 18.5 kW at 415V AC
• Size S2 contactor frame
• High electrical and mechanical endurance
• Reliable switching performance
• Screw terminal connections
• Compatible with Siemens thermal overload relays
• Suitable for industrial control and automation systems
• Long service life with low maintenance requirements
• Robust design for continuous industrial operation
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Series | 3TF (SICOP) |
| Part Number | 3TF35000BF4 |
| Product Type | Power Contactor |
| Poles | 3 Pole |
| Coil Voltage | 110V DC |
| Rated Current (AC-3) | 38A |
| Motor Rating | 18.5 kW @ 415V AC |
| Frame Size | S2 |
| Terminal Type | Screw Terminal |
| Mounting Type | Panel Mounting |
| Utilization Category | AC-3 |
| Application | Motor Control & Power Switching |
| Brand | Siemens |
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