Siemens SIRIUS 3RH2 Contactor Relay, 24 V ac Coil, 4-Pole, 10 A, 4NO, 690 V ac

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£29.45

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£35.34

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RS Stock No.:
746-0752
Distrelec Article No.:
300-50-569
Mfr. Part No.:
3RH2140-1AB00
Brand:
Siemens
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Brand

Siemens

Coil Voltage

24 V ac

Number of Poles

4

Contact Voltage Rating

690 V ac

Contact Current Rating

10 A

Series

3RH2

Range

SIRIUS

Normal State Configuration

4NO

Number Of Auxiliary Contacts

4

Auxiliary Contact Configuration

4NO

Terminal Type

Screw

Width

45mm

Length

57.5mm

Depth

73mm

Control Voltage

24 V

Minimum Operating Temperature

-25°C

Mounting Style

DIN Rail

Pole and Throw Configuration

4P

Maximum Operating Temperature

+60°C

COO (Country of Origin):
DE

Siemens 3RH2 Series Contactor, 24V AC Coil Voltage, 4NO Normal State Configuration - 3RH2140-1AB00


This contactor is designed for control in various industrial applications. Operating at 24V AC and handling up to 10A of current, it serves as an essential component in automation and electrical systems. Its sturdy design ensures durability in challenging environments while allowing various connection options.

Features & Benefits


• Operates at a coil voltage of 24V AC
• Supports switching up to 10A for demanding applications
• Compact design suitable for installations with limited space
• Offers four normally open contacts for versatile operations
• Equipped with screw terminals for easy wiring
• Designed for a mechanical lifespan of up to 30 million cycles

Applications


• Utilised in industrial machinery for effective switching and control
• Employed in automation systems that require precise current management
• Suitable as an auxiliary contactor in complex electrical configurations
• Appropriate for needing a high operational frequency
• Ideal for environments with ambient temperature ranges from -25°C to +60°C

How is installation performed with this component?


It can be mounted on a vertical surface using screw and snap-on fittings, providing installation flexibility.

What type of auxiliary contacts are compatible?


It accommodates four normally open auxiliary contacts, enhancing functionality for different control applications.

What are the operational limits regarding voltage and current?


It is rated for a maximum voltage of 690V AC and can handle up to 10A per current path under AC-12 conditions.

Can I use this contactor in outdoor conditions?


The component is intended for indoor use but can operate within specified ambient temperatures

however, exposure to extreme weather is not advisable.

What maintenance is required to ensure optimal performance?


Regular inspections for dirt accumulation and tight connections can help maintain performance and longevity.