SIEMENS CONTACTOR - 3TF 47

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SIEMENS CONTACTOR - 3TF 47 Specification

Humidity %
Up to 95% RH (non-condensing)

Surface Finish
Matte/Glossy Mixed

Shape
Rectangular

Feature
Durable, Reliable Switching

Efficiency
High Efficiency

Overheating Protection
YES

Connector Type
Screw Type

Insulation Material
Thermoplastic

Power Factor
0.8

IP Rating
IP20

Operating Temperature
-25°C to +60°C

Mounting Type
DIN Rail Mounting

Product Type
Power Contactor

Application
Motor Control, Power Distribution

Protection Level
IP20

Frequency (MHz)
50/60 Hz

Rated Voltage
690 V AC

Energy Consumption
Low Power Consumption

Output Type
Auxiliary Contact Outputs

Color
Grey/Black

Dimension (L*W*H)
120 mm x 90 mm x 120 mm

Weight
1.36 kg

Phase
Three Phase

Input Voltage
220-240 V AC Coil

Size
Standard Industrial Size

Material
High-grade Engineering Plastic & Metal

No Of Poles
3

Connection Type
Screw Terminal

SIEMENS CONTACTOR - 3TF 47 Trade Information

Payment Terms
Cash in Advance (CID)

Sample Available
Yes

Main Domestic Market
All India

About SIEMENS CONTACTOR - 3TF 47

3TF power contactors are suitable for switching and controlling squirrel cage and slip-ring motors as well as other AC loads, such as solenoids, capacitors, lighting loads, heating loads and transformer loads.

Exceptional Durability and Performance

Designed for rigorous industrial usage, the SIEMENS 3TF47 contactor assures over 10 million mechanical operations and more than 1 million electrical cycles. Its high-grade engineering plastic and metal construction deliver both rigidity and longevity, supporting uninterrupted motor control for power distribution applications.

Versatile Coil Voltages and Reliable Switching

Choose from 24V, 110V, or 230V AC coil voltages to suit varied automation requirements. The 3TF47 guarantees reliable switching with auxiliary contacts for enhanced circuit control. Its low power consumption and robust protection against overheating ensure safety and efficiency in demanding environments.

Flexible Mounting and Application

Engineered for standard industrial installations, this contactor features convenient screw terminals and DIN rail mounting. The compact, rectangular design with matte/glossy mixed surface finish blends seamlessly into control panels, enabling fast integration for manufacturers, distributors, and system installers.

FAQ's of SIEMENS CONTACTOR - 3TF 47:

Q: How is the SIEMENS 3TF47 contactor typically installed within industrial panels?

A: This contactor is designed for quick and secure DIN rail mounting, utilizing screw terminals for connection. Its standard industrial dimensions (120 x 90 x 120 mm) allow easy integration into control panels, supporting efficient installation across multiple industries.

Q: What benefits does the 3TF47 contactor provide for motor control applications?

A: The SIEMENS 3TF47 offers reliable switching and long service life, with mechanical endurance exceeding 10 million cycles. Its high efficiency, low power consumption, and multiple auxiliary contacts ensure precise motor control, minimizing downtime and maintenance requirements.

Q: When should you consider replacing a SIEMENS 3TF47 contactor?

A: Replacement is advisable when electrical or mechanical operational limits are reached, typically after over 1 million electrical or 10 million mechanical cycles. Signs of wear, inconsistent switching, or overheating are indicators for preventive maintenance or replacement.

Q: Where is the 3TF47 contactor mainly used?

A: It is widely used in motor control centers, power distribution panels, and automation systems, providing reliable switching for three-phase applications. Industries ranging from manufacturing to utilities rely on this model for equipment protection and distribution management.

Q: What processes ensure the 3TF47 meets international safety standards?

A: The 3TF47 contactor complies with IEC 60947-4-1 standards for contactors, ensuring rigorous testing for electrical safety, endurance, insulation, and thermal capability. This guarantees high reliability and safety in demanding operational environments.

Q: How do its protection features enhance safe operation?

A: With short-circuit withstand capability of up to 6 kA, IP20-rated touch protection, and integrated overheating protection, the 3TF47 contactor provides multiple layers of safety for operators and connected equipment, even under adverse conditions.

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