Siemens Auxiliary Contact, 2 Contact, 1 NO/1 NC, 3RH1, Side, 10 A, 440V, 3RH1921-1JA11

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Sous-total (1 unité)*

18,18 €

(TVA exclue)

22,00 €

(TVA incluse)

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*Prix donné à titre indicatif

N° de stock RS:
746-0718
Référence fabricant:
3RH1921-1JA11
Fabricant:
Siemens
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Marque

Siemens

Product Type

Auxiliary Contact

Number of Contacts

2

Normal State Configuration

1 NO/1 NC

Series

3RH1

Contact Current

10A

Mount Type

Side

Terminal Type

Screw

Pole and Throw Configuration

2P

Contact Voltage

440V

Minimum Operating Temperature

-25°C

Mechanical Durability

10Mcycles

Operational Current Ie

10A

Mounting Location

Lateral

Rated Insulation Voltage Ui

500V

Maximum Operating Temperature

60°C

Standards/Approvals

DIN EN 50012

Siemens 3RH1 Series Auxiliary Contact, 1NC + 1NO Normal State Configuration, Side Mount Mounting Style - 3RH1921-1JA11


This auxiliary contact enhances electrical control systems, ensuring dependable operation across diverse applications. Its integration improves contactor functionality, offering key advantages for automation and electrical systems. The dual configuration of normally closed (NC) and normally open (NO) contacts allows for versatile operations in various settings.

Features & Benefits


• Features 1 NO and 1 NC for adaptable control

• Side mount design optimises space

• Utilises screw terminal connections for secure wiring

• Offers high mechanical endurance with 10 million cycles

• Supports a broad range of operational currents for increased versatility

• Designed for easy integration with 3RT1 contactors

Applications


• Utilised in automation systems for control tasks

• Facilitates status indication in industrial machinery

• Ideal for use with 3RT10 and 3RT12 contactors

• Suitable for safety circuits needing reliable signalling

• Commonly employed in electrical distribution panels

How does the dual contact configuration benefit my system?


The dual configuration allows for both control and signalling functions in one unit, enhancing operational efficiency.

What is the maximum operational temperature for this device?


The device operates effectively in temperatures ranging from -25°C to +60°C, ensuring adaptability to various environments.

Can it be used with other brands' contactors?


While designed for 3RT1 series contactors, compatibility with other brands may vary based on specific electrical requirements.

How should I maintain it for optimal performance?


Regular inspection and cleaning of terminals can help maintain connection integrity and extend the product's lifespan.

What type of cable can be connected to the terminals?


The terminals accommodate solid or stranded cables within a cross-section of 0.5 to 2.5mm², ensuring versatility in installation.

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