Siemens Auxiliary Contact, 1 Contact, 1NO, Snap-On, Sirius Innovation

RS Stock No.:: 706-0854
Distrelec Article No.:: 300-57-491
Mfr. Part No.:: 3RH2911-1AA10
Manufacturer:: Siemens

Siemens Auxiliary Contact, 1 Contact, 1NO, Snap-On, Sirius Innovation

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RS Stock No.:: 706-0854
Distrelec Article No.:: 300-57-491
Mfr. Part No.:: 3RH2911-1AA10
Manufacturer:: Siemens

Aux Contacts & Contactor Accessories

Siemens auxiliary contacts and accessories for the Siemens contactors range.

Siemens 3RH2 Series Auxiliary Contact, 6A DC/10A AC Contact Current Rating, SPST Pole and Throw Configuration - 3RH2911-1AA10

This auxiliary contact is essential for automation systems, offering dependable control and signalling functions. It is compatible with contactors from the 3RT2 and 3RH2 series, enhancing operational efficiency. Its snap-on mounting allows for quick installation across a variety of applications requiring accurate signalling and control.

Features & Benefits

• SPST contact configuration for simple operation
• 10 A AC contact rating for robust performance
• Designed for contact voltage applications of 250 V DC and 690 V AC
• Effective operation within a temperature range of -25°C to +60°C
• Screw-type terminals for secure and dependable connections
• Capable of withstanding up to 10 million mechanical service cycles

Applications

• Utilised in industrial automation for signalling and control functions
• Suitable for use in contactor systems such as 3RT2 and 3RH2
• Employed in electrical circuits that require strong auxiliary contacts
• Fits various automation configurations needing dependable performance

What is the installation process for this component?

The component installs easily by snap-on mounting to the front of compatible contactors, ensuring a secure fit without the need for additional tools.

Can it be used in environments with extreme temperatures?

Yes, it operates effectively within a temperature range of -25°C to +60°C, making it suitable for varied environments.

How many contacts does this auxiliary contact support?

It supports one normally open (NO) contact, providing clear operation for various signalling tasks.

What type of conductors can be connected to this component?

It accommodates solid or stranded conductors ranging from 0.5mm² to 2.5mm², offering flexibility in wiring options.

Is it compatible with other series of contactors?

This auxiliary contact is specifically designed for optimal performance with Siemens contactors in the 3RT2 and 3RH2 ranges.

Siemens Sirius Range Contactor & Control Relays

Attribute	Value
Number of Contacts	1
Normal State Configuration	NO
Mounting Style	Snap-On
Range	Sirius Innovation
Series	3RH2
Contact Current Rating	6 A dc, 10 A ac
Terminal Type	Screw
Pole and Throw Configuration	SPST
Contact Voltage Rating	250 V dc, 690 V ac
Minimum Operating Temperature	-25°C
Maximum Operating Temperature	+60°C
Operating Temperature Range	-25 → +60 °C