Siemens 3RA23 Reversing Contactor, 24V dc Coil, 3-Pole, 9 A, 4 kW 24V dc, 3 NO, 400V ac

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RS Stock No.:
203-2111
Mfr. Part No.:
3RA2316-8XB30-1BB4
Manufacturer:
Siemens
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Brand

Siemens

Coil Voltage

24V dc

Product Type

Reversing Contactor

Number of Poles

3

Contact Voltage

400V ac

Contact Current

9A

Power Rating

4kW

Series

3RA23

Mount Type

Snap-On

Function

Motor Control, Reversing

Normal State Configuration

3 NO

Terminal Type

Screw Clamp

Minimum Operating Temperature

-25°C

Operational Current Ie

9A

Contactor Application

Motor Control

Control Circuit Voltage Uc

24V dc

Maximum Operating Temperature

60°C

Width

90mm

Length

68mm

Depth

73mm

Standards/Approvals

CE, CSA, EU, UL

Pole and Throw Configuration

3

COO (Country of Origin):
DE

Siemens Reversing Contactor, 24V DC Coil Voltage, 9A Current Rating - 3RA2316-8XB30-1BB4


This reversing contactor is a versatile component in the automation and electrical fields, built to efficiently control motor functions. Designed for industrial applications, it features a robust 3-pole configuration and operates seamlessly at a coil voltage of 24V DC. The compact dimensions of 68mm in height, 90mm in width, and 73mm in depth ensure easy integration into various setups.

Features & Benefits


• Facilitates motor reversing operations for enhanced functionality

• Compatible with 400V AC systems to meet diverse requirements

• Supports 9A current, suitable for significant load demands

• Designed for DIN rail mounting, simplifying installation

• Incorporates screw terminals for secure electrical connections

Applications


• Utilised in automation systems for motor control

• Used in manufacturing lines for directional control of machinery

• Suitable for HVAC systems enabling fan motor reversal

• Used in material handling equipment for improved operational efficiency

What are the thermal limits of operation for this component?


It can operate effectively within temperatures ranging from -25°C to +60°C, ensuring reliability in various environments.

How many operating cycles can it handle before maintenance is required?


This contactor typically offers a mechanical service life of around 10 million operating cycles, allowing for extensive use before service is needed.

What type of terminal connections does it use for the control circuit?


The reversing contactor employs screw-type terminals for both the main current and auxiliary circuits, ensuring stable connections.

What is the significance of the coil voltage rating?


The 24V DC coil voltage is essential for low-voltage control applications, enhancing safety and compatibility with existing control systems.

How does this reversing contactor manage short-circuit protection?


It is designed with specific fuse requirements to safeguard against short circuits, including a necessary gG fuse rating of 35A for the main circuit.

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