Siemens 3TF3300-0A 3-Pole AC Power Contactor 30A 690V
The Siemens 3TF3300-0A is a robust 3-phase IEC-rated contactor designed for efficient control of electric motors and other AC loads. With a rated operational current of 30A and a maximum operating voltage of 690V, it ensures reliable performance in demanding industrial applications.
Key Features
- High Performance: Rated for 30A operational current at 690V, suitable for controlling motors up to 15 HP at 460V.
- Versatile Mounting: Compatible with both 35mm DIN rail and screw mounting, offering flexibility in installation.
- Durable Design: Engineered to operate efficiently in service temperatures up to 55°C without derating, ensuring consistent performance in various environments.
- Compliance: Conforms to IS/IEC 60947-4-1 standards, meeting international safety and performance requirements.
Applications
Ideal for switching and controlling squirrel cage and slip-ring motors, as well as other AC loads such as solenoids, capacitors, lighting, heating, and transformer loads.
Technical Specifications
- Contactor Size: 1
- Rated Operational Current (AC-3 at 415V, 50Hz, 3-phase): 22A
- Motor Power Rating at 415V, 50Hz, 3-phase: 11 kW
- Mounting Options: 35mm DIN rail or screw mounting
- Operating Temperature: Up to 55°C without derating
The Siemens 3TF3300-0A contactor combines high performance, durability, and compliance with international standards, making it a reliable choice for a wide range of industrial applications.



















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