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Siemens 3RT2 Contactor, 24 V dc Coil, 3-Pole, 9 A, 4 kW 24 V dc, 3 NO, 400V ac

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RS Stock No.:
706-1298
Mfr. Part No.:
3RT2023-2BB40
Manufacturer:
Siemens
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Brand

Siemens

Product Type

Contactor

Coil Voltage

24 V dc

Number of Poles

3

Contact Voltage

400V ac

Contact Current

9A

Power Rating

4kW

Series

3RT2

Mount Type

DIN Rail

Function

Motor Control

Normal State Configuration

3 NO

Number of Auxiliary Contacts

2

Auxiliary Contact Configuration

1 NO/1 NC

Terminal Type

Spring Loaded

Control Circuit Voltage Uc

24 V dc

Operational Current Ie

40A

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

60°C

Length

102mm

Depth

107mm

Width

45 mm

Standards/Approvals

EAC

Better World Claim

Low Carbon Manufacture

Better World Product

Yes

Pole and Throw Configuration

3P

COO (Country of Origin):
DE

Siemens size S0, 3RT2 Series Contactor, 400V AC Contact Voltage Rating, 9A Contact Current Rating - 3RT2023-2BB40


This contactor is a vital component in electrical control systems, specifically engineered for reliable performance and durability under various conditions. This contactor is rated for a current of 9A and operates at a coil voltage of 24V DC. With dimensions of 102mm in length, 45mm in width, and 107mm in depth, it is compact and ideal for installation on DIN rails, making it suitable for diverse applications in the automation and electrical sectors.

Features & Benefits


• Operates efficiently with a control voltage of 24V DC

• Features spring-loaded terminals for easy and secure connections

• Hosts 3 poles, allowing for reliable switching up to 400V AC

• Includes dual auxiliary contacts for enhanced functionality

• Designed for quick mounting on standard DIN rails

Applications


• Utilised in industrial automation systems for motor control

• Used in power distribution panels for reliable load management

• Suitable for HVAC systems requiring heavy-duty switching

• Effective in machinery control circuits in manufacturing

What are the specific operational temperature ranges for this device?


It can function effectively in temperatures from -25°C to +60°C, ensuring versatility in various environments.

How many operational cycles can be expected from this contactor?


It boasts a mechanical service life of approximately 10 million operating cycles, providing long-lasting performance in demanding applications.

What type of connections does it support?


The contactor supports spring-loaded terminal connections for both main and auxiliary circuits, allowing for efficient and secure electrical integration.

What is the surge voltage resistance for the main circuit?


The contactor is rated for a surge voltage resistance of up to 6kV, ensuring robust performance in transient conditions.

Can it be used at heights above sea level?


Yes, it is rated for installation at altitudes up to 2,000 metres, making it suitable for diverse geographical applications.

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