3RT1076-6LA06

The 3RT1076-6LA06 is a Siemens SIRIUS 3RT10 series S12 maximum frame power contactor, with an AC-3 current of 500A and a power of approximately 250kW. It is equipped with a 400V AC coil, has 3 poles with 2NO+2NC contacts, screw terminals for DIN rail mounting, and a lifespan of approximately 30 million cycles. It is suitable for heavy-duty motor production lines.

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Siemens 3RT1076-6LA06 power contactor S12 base 500A

Product Positioning

The 3RT1076-6LA06 is a Siemens SIRIUS 3RT10 series S12 large-frame power contactor with an AC-3 rated current of up to 500A. It is one of the highest-spec models in the series, suitable for the on/off control of high-power motors. This model features a 400V AC operating coil and boasts a mechanical operating life of up to 30 million cycles, demonstrating excellent durability. Kenxin Motors is an authorized Siemens distributor, providing genuine products, warranty, and comprehensive technical consultation.

Core Product Advantages and Features

S12 maximum frame size

The AC-3 has a rated current of up to 500A and a power of approximately 250kW at 400V, making it suitable for heavy-duty control of large motors.

400V AC operating coil

The coil voltage is the same as the main power supply, 400V AC, simplifying the control power supply configuration.

Ultra-long mechanical life

The mechanical operating life can reach 30 million cycles, making it suitable for automated production lines with high-frequency start-stop operations.

2NO+2NC auxiliary contacts

Four sets of auxiliary contacts facilitate interlocking protection and status feedback design.

Screw terminals and guide rail mounting

The main circuit uses screw terminals for wiring and supports DIN rail mounting, making construction and maintenance more convenient.

Multiple international certifications

Complies with multiple international safety certifications including CE, UL, CSA, CCC, and EAC.

project	Specification
Product Type	SIRIUS 3RT10 Series Electric Contactors
Applicable base	S12
Rated current (AC-3)	500 A
Rated power (400V AC-3)	Approximately 250 kW
Operating coil voltage	400 V AC
Extreme number	3-pole (3NO main contact)
auxiliary contacts	2NO + 2NC
Main circuit wiring method	Screw terminal/rail mounting
Operating temperature range	-25°C ~ 60°C
Mechanical life	Approximately 30 million operations
International Certification	CE, UL, CSA, CCC, EAC

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