Siemens 3RH2 Contactor Relay, 24V dc Coil, 4-Pole, 10 A 24V dc, 2 NO/2 NC, 690V ac

RS Stock No.:: 216-4362
Mfr. Part No.:: 3RH2122-1MB40-0KT0
Manufacturer:: Siemens

Siemens 3RH2 Contactor Relay, 24V dc Coil, 4-Pole, 10 A 24V dc, 2 NO/2 NC, 690V ac

Subtotal (1 unit)*

PHP7,544.69

(exc. VAT)

PHP8,450.05

(inc. VAT)

FREE delivery for orders over ₱5,000.00

In Stock

Plus 1 unit(s) shipping from October 12, 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per Unit
1 +	PHP7,544.69

*price indicative

RS Stock No.:: 216-4362
Mfr. Part No.:: 3RH2122-1MB40-0KT0
Manufacturer:: Siemens

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Siemens
	Product Type	Contactor Relay
	Coil Voltage	24V dc
	Number of Poles	4
	Contact Voltage	690V ac
	Contact Current	10A
	Series	3RH2
	Function	Safety
	Mount Type	Screw, Snap-On
	Normal State Configuration	2 NO/2 NC
	Auxiliary Contact Configuration	2 NO/2 NC
	Number of Auxiliary Contacts	4
	Terminal Type	Screw
	Control Circuit Voltage Uc	24V dc
	Contactor Application	Safety
	Operational Current Ie	10A
	Minimum Operating Temperature	-25°C
	Maximum Operating Temperature	50°C
	Standards/Approvals	UL, CCC, CSA, EAC
	Length	57.5mm
	Width	45mm
	Depth	73mm
	Pole and Throw Configuration	DPDT

	Select all
	Brand Siemens
	Product Type Contactor Relay
	Coil Voltage 24V dc
	Number of Poles 4
	Contact Voltage 690V ac
	Contact Current 10A
	Series 3RH2
	Function Safety
	Mount Type Screw, Snap-On
	Normal State Configuration 2 NO/2 NC
	Auxiliary Contact Configuration 2 NO/2 NC
	Number of Auxiliary Contacts 4
	Terminal Type Screw
	Control Circuit Voltage Uc 24V dc
	Contactor Application Safety
	Operational Current Ie 10A
	Minimum Operating Temperature -25°C
	Maximum Operating Temperature 50°C
	Standards/Approvals UL, CCC, CSA, EAC
	Length 57.5mm
	Width 45mm
	Depth 73mm
	Pole and Throw Configuration DPDT

COO (Country of Origin):: DE

Siemens 3RH2 Series Contactor Relay, 24V DC Coil Voltage, 10A Current Rating - 3RH2122-1MB40-0KT0

This contactor relay is designed for efficient operation in various electrical circuits. This model provides a 24V DC coil voltage and features a compact design measuring 57.5mm in length, 45mm in width, and 73mm in depth. With a robust contact voltage rating of 690V AC and a maximum load current of 10A, it serves as an effective solution for controlling auxiliary circuits in industrial applications.

Features & Benefits

• 4-pole configuration supports diverse switching needs

• Screw terminal type allows for secure and easy connections

• Wide operating temperature range ensures reliable performance

• Designed for DIN rail mounting simplifying installation processes

Applications

• Utilised for controlling auxiliary circuits in industrial machinery

• Suitable for automation solutions in electrical panels

• Applied in mechanical systems requiring reliable voltage control

• Integrated within relay panels for efficient circuit management

How does the contactor relay ensure long-lasting performance?

The relay boasts a high mechanical service life, rated at approximately 30 million operations, which significantly reduces the need for frequent replacements in demanding environments.

What is the significance of the 2NO + 2NC configuration?

This configuration allows for simultaneous control of two normally open and two normally closed circuits, providing versatility in various applications, such as safety interlocks and signal controls.

What type of connections are compatible with this relay?

The device features screw-type terminals, accommodating various conductor sizes, ensuring a secure and compliant electrical connection for reliable operation.

In what conditions can this relay operate effectively?

It operates efficiently within a temperature range of -25°C to +50°C, making it suitable for diverse ambient conditions while maintaining performance and reliability.

What are the advantages of using a 24V DC coil voltage?

Using a 24V DC coil voltage improves safety, reduces contact arcing, and allows for better control, making it ideal for many industrial automation systems.