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Siemens 3RT1 Contactor, 127V Coil, 3-Pole, 500 A, 250 kW 127V, 2 NO/2 NC, 1kV

RS Stock No.:: 210-4425
Mfr. Part No.:: 3RT1076-6AF36
Manufacturer:: Siemens

Siemens 3RT1 Contactor, 127V Coil, 3-Pole, 500 A, 250 kW 127V, 2 NO/2 NC, 1kV

Subtotal (1 unit)*

€2,932.09

(exc. VAT)

€3,606.47

(inc. VAT)

Stocked by manufacturer

Ready to ship from 04 June 2026

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

Units	Per unit
1 +	€2,932.09

*price indicative

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RS Stock No.:: 210-4425
Mfr. Part No.:: 3RT1076-6AF36
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
	Coil Voltage	127V
	Product Type	Contactor
	Number of Poles	3
	Contact Voltage	1kV
	Contact Current	500A
	Series	3RT1
	Power Rating	250kW
	Function	Reversing
	Mount Type	Screw
	Normal State Configuration	2 NO/2 NC
	Number of Auxiliary Contacts	4
	Auxiliary Contact Configuration	2 NO/2 NC
	Terminal Type	Screw Clamp
	Contactor Application	Safety
	Operational Current Ie	180A
	Control Circuit Voltage Uc	127V
	Minimum Operating Temperature	-25°C
	Maximum Operating Temperature	60°C
	Standards/Approvals	CCC, CSA, EAC, UL
	Depth	225mm
	Width	160mm
	Length	214mm
	Better World Product	Yes
	Better World Claim	Repairable by the End User
	Pole and Throw Configuration	3P

	Select all
	Brand Siemens
	Coil Voltage 127V
	Product Type Contactor
	Number of Poles 3
	Contact Voltage 1kV
	Contact Current 500A
	Series 3RT1
	Power Rating 250kW
	Function Reversing
	Mount Type Screw
	Normal State Configuration 2 NO/2 NC
	Number of Auxiliary Contacts 4
	Auxiliary Contact Configuration 2 NO/2 NC
	Terminal Type Screw Clamp
	Contactor Application Safety
	Operational Current Ie 180A
	Control Circuit Voltage Uc 127V
	Minimum Operating Temperature -25°C
	Maximum Operating Temperature 60°C
	Standards/Approvals CCC, CSA, EAC, UL
	Depth 225mm
	Width 160mm
	Length 214mm
	Better World Product Yes
	Better World Claim Repairable by the End User
	Pole and Throw Configuration 3P

Siemens size S12, 3RT1 Series Contactor, 500A Current Rating, 127V Coil Voltage - 3RT1076-6AF36

This contactor is a robust component designed for industrial automation applications. With a coil voltage of 127V and rated for 400V AC, it offers a compact footprint measuring 160mm in width and 225mm in depth. This versatile 3-pole contactor supports high current applications up to 500A, ensuring reliable operation in demanding environments.

Features & Benefits

• Designed for high performance with a 500A contact current rating

• Enhanced insulation voltage of 1000V for robust safety

• Surges withstand voltage rated at 8kV for reliable operation

• Efficient in varying temperatures, operating from -25°C to +60°C

• Facilitates easy surface mounting for versatile installation

• Features auxiliary contacts for increased functionality in control circuits

Applications

• Used for motor control in industrial machinery

• Suitable for switching high current electrical loads

• Effective in automation systems requiring reliable distribution

• Applicable in environments with extreme temperature fluctuations

• Ideal for use in power distribution panels and motor starters

What operational capabilities does it provide for high current applications?

It supports a maximum operational current of 500A, making it suitable for heavy-duty industrial tasks where high current switching is necessary.

How does it perform under extreme conditions?

This contactor operates effectively in temperatures ranging from -25°C to +60°C, ensuring functionality in various environmental conditions.

What are the benefits of using auxiliary contacts with this contactor?

The auxiliary contacts enable additional control and monitoring functions, which enhance the overall operational flexibility in controlling auxiliary devices.

What installation requirements should be considered for optimal performance?

The contactor should be surface mounted and requires specific spacing for heat dissipation and safety, ensuring reliable performance during operation.