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3TS3700-0AF04-8KA0 – Power Contactor
Product Overview
The 3TS3700-0AF04-8KA0 is a high-performance power contactor manufactured by Siemens. Designed for industrial and commercial applications, this contactor ensures reliable switching of electrical loads. It is suitable for a wide range of applications, including motor control, lighting, and heating systems.
Key Features
- Rated Current: 50 A
- Number of Poles: 4
- Coil Voltage: 110 V AC
- Duty Class: A3 (Suitable for starting and stopping squirrel-cage motors)
- Size: Size 2 (Compact design for space-saving installation)
- Contact Material: Silver alloy for high durability and low contact resistance
- Mounting: DIN rail mounting for easy installation
- Operating Temperature: -25°C to +60°C
- Mechanical Life: Up to 10 million operations
- Electrical Life: Up to 1 million operations at rated current
- Standards Compliance: IEC 60947-4-1, UL 508, CSA C22.2 No. 14
Applications
The 3TS3700-0AF04-8KA0 is ideal for use in:
- Motor control circuits
- Industrial automation systems
- HVAC systems
- Lighting control
- Power distribution systems
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Insulation Voltage (Ui) | 690 V |
| Rated Operational Voltage (Ue) | 400 V AC |
| Rated Operational Current (Ie) | 50 A |
| Power Consumption (Coil) | 8 VA |
| Weight | Approx. 0.5 kg |
Additional Information
For more details, refer to the official Siemens product documentation or contact your local Siemens representative.
Product Data Sheet
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