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3TS47220DB408K | Power Contactor 65 A, 3 Pole, 24 V DC, AC3 Duty – Siemens
Product Overview
The 3TS47220DB408K is a high-performance power contactor manufactured by Siemens, designed for reliable switching of electrical loads in industrial and commercial applications. This contactor is part of the Siemens 3TF series, known for its durability and efficiency.
Key Features
- Rated Current: 65 A
- Number of Poles: 3 Pole
- Coil Voltage: 24 V DC
- Duty Type: AC3 (Suitable for squirrel cage motors)
- Contact Configuration: Normally Open (NO)
- Mounting Type: Screw Mounting
- Terminal Type: Screw Clamp
- Mechanical Life: Up to 10 million operations
- Electrical Life: Up to 1 million operations (AC3)
- Operating Temperature Range: -25°C to +60°C
- Protection Class: IP20 (Finger-safe)
- Dimensions: Compact design for space-saving installation
- Compliance: Meets international standards such as IEC 60947-4-1
Applications
The 3TS47220DB408K is ideal for use in various applications, including:
- Motor control in industrial machinery
- Switching of resistive and inductive loads
- HVAC systems
- Pump and fan control
- Lighting control systems
Advantages
- High switching capacity and reliability
- Compact and robust design
- Easy installation and maintenance
- Long operational life
- Compatible with Siemens auxiliary contact blocks and accessories
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Operational Current (Ie) | 65 A |
| Rated Operational Voltage (Ue) | Up to 690 V AC |
| Rated Insulation Voltage (Ui) | 690 V AC |
| Rated Short-Time Withstand Current (Icw) | 10 kA for 1 second |
| Coil Power Consumption | Approx. 5 W |
| Weight | Approx. 0.5 kg |
Additional Information
For more details, including wiring diagrams and installation instructions, refer to the official Siemens product manual or contact your local Siemens representative.
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