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Siemens 3RT2 Contactor, 24 V dc Coil, 3-Pole, 7 A, 3 kW 24 V, 1 NC, 400V

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RS Stock No.:
203-2623
Mfr. Part No.:
3RT2015-1KB42
Manufacturer:
Siemens
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Brand

Siemens

Product Type

Contactor

Coil Voltage

24 V dc

Number of Poles

3

Contact Voltage

400V

Contact Current

7A

Power Rating

3kW

Series

3RT2

Function

Reversing

Mount Type

Snap-On

Normal State Configuration

1 NC

Auxiliary Contact Configuration

1 NC

Number of Auxiliary Contacts

1

Terminal Type

Screw Clamp

Minimum Operating Temperature

-25°C

Contactor Application

Motor Control

Operational Current Ie

4.9A

Control Circuit Voltage Uc

24 V

Maximum Operating Temperature

60°C

Length

58mm

Standards/Approvals

CCC, CSA, EAC, UL

Depth

73mm

Width

45 mm

Better World Product

Yes

Better World Claim

Low Carbon Manufacture

Pole and Throw Configuration

3P

COO (Country of Origin):
DE

Siemens size S00, 3RT2 Series Contactor, 400V AC Contact Voltage Rating, 3 Poles - 3RT2015-1KB42


This contactor is a reliable choice for automation applications requiring efficient operation of electrical circuits. This compact and robust 3-pole contactor boasts a maximum load voltage of 400V AC and a control voltage of 24V DC. The dimensions are 58mm in height, 45mm in width, and 73mm in depth, making it suitable for constrained spaces. It features screw-type terminals for secure connections, ensuring operational safety.

Features & Benefits


• Integrated suppressor diode reduces interference and protects circuits

• 7A current rating supports various electrical loads

• Auxiliary contact configuration with 1NC enhances circuit functionalities

• Designed for easy mounting on DIN rails for straightforward installation

Applications


• Used for controlling motors and equipment in automation setups

• Ideal for reversing circuits requiring precise control

• Suitable for in industrial machinery and HVAC systems

• Used in PLC outputs for advanced automation systems

What is the significance of the integrated suppressor diode?


The integrated suppressor diode helps minimise voltage spikes, protecting the control circuit from potential damage during switching operations, enhancing durability and reliability in critical applications.

How does the temperature range affect application suitability?


The extensive operating temperature range of -25°C to +60°C allows it to function effectively in various environments, making it suitable for a wide range of industrial and commercial applications where temperature fluctuations may occur.

What types of electrical connections does it support?


It supports screw-type terminals for both main current and auxiliary circuits, making it compatible with a variety of conductor cross-sections, which ensure secure and reliable connections in various installations.

How many operating cycles can it typically endure?


The mechanical service life of the contactor is typically rated for up to 30 million operating cycles, which provides long-lasting performance and reduces the need for frequent replacements, thus enhancing operational efficiency.

Can it be mounted in a horisontal position?


Yes, the contactor can be mounted with a rotation of +/-180° on a vertical surface and tilted forward or backward by +/-22.5°, offering flexibility in installation to adapt to various application needs.

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