Siemens SIRIUS 3RH2 Contactor Relay, 24 V dc Coil, 10 A, 3NO + 1NC, 690 V ac

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£39.39

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£47.27

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RS Stock No.:
122-9413
Mfr. Part No.:
3RH2131-1JB40
Brand:
Siemens
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Brand

Siemens

Coil Voltage

24 V dc

Contact Voltage Rating

690 V ac

Contact Current Rating

10 A

Series

3RH2

Range

SIRIUS

Normal State Configuration

3NO + 1NC

Auxiliary Contact Configuration

3NO/1NC

Number Of Auxiliary Contacts

4

Terminal Type

Screw

Width

45mm

Length

57.5mm

Depth

73mm

Load Voltage

690V ac

Minimum Operating Temperature

-25°C

Load Current

10A

Maximum Operating Temperature

+60°C

Mounting Style

DIN Rail Mount

Control Voltage

24 Vdc

RoHS Status: Exempt

COO (Country of Origin):
DE

Siemens 3RH2 Series Contactor Relay, 24V DC Coil Voltage, 10A Contact Current - 3RH2131-1JB40


This contactor relay is designed for robust electrical control applications, featuring a compact design suitable for DIN rail mounting. The relay operates with a control voltage of 24V DC and is capable of handling contact voltage ratings of up to 690V AC. With a configuration of 3NO + 1NC, it excels in managing auxiliary circuits efficiently.

Features & Benefits


• Integrated diode ensures reliable operation and protects the circuit
• High mechanical service life rated at 30 million operating cycles
• Dimensions designed for tight spaces with a compact form factor
• Screw terminal connection type facilitates easy wiring and installation

Applications


• Used for switching auxiliary circuits in automation systems
• Ideal for controlling various industrial electrical systems
• Suitable for requiring high load voltage capacities
• Utilised in scenarios where precise relay activation is necessary

What type of auxiliary contacts does it include?


It features 3 normally open contacts and 1 normally closed contact, providing versatile switching options for different applications.

How does it manage temperature variations during operation?


The relay operates effectively across a temperature range of -25°C to +60°C, ensuring stability in various environmental conditions.

What is the maximum operational current it can handle?


The relay can accommodate a maximum operational current of 10A at AC-12 and AC-15 ratings, suitable for diverse load types.

How does the integrated diode affect performance?


The integrated diode protects against back EMF and ensures smoother operation when switching inductive loads, enhancing reliability.

Is installation straightforward?


Yes, it features screw-type terminals for secure and easy connections, simplifying the installation process on DIN rail mounts.