3RT1076-6AR36

The 3RT1076-6AR36 is a Siemens SIRIUS 3RT10 series S12 frame power contactor. It has a current rating of 500A for AC-3 and up to 610A for AC-1, with a power of approximately 250kW. It is equipped with a 440-480V AC/DC coil and is suitable for US standard high-voltage systems. It comes standard with 2NO+2NC contacts and weighs approximately 10.5 kg.

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Siemens 3RT1076-6AR36 power contactor 440-480V coil 500A

Product Positioning

The 3RT1076-6AR36 is a Siemens SIRIUS 3RT10 series S12 frame power contactor, with an AC-3 rated current up to 500A, suitable for the start-stop control of large three-phase motors. This model is specially designed with a 440-480V AC/DC operating coil, suitable for industrial sites or North American standard systems using high-voltage control power supply architectures. Kenxin Motors is an authorized Siemens distributor, providing genuine products, warranty, and engineering selection advice.

Core Product Advantages and Features

440-480V AC/DC operating coil

The coil voltage corresponds to 440-480V AC/DC power supply, making it suitable for direct drive in high-voltage control systems.

S12 Large Stand

AC-3 rated current 500A, AC-1 rated current 610A, power approximately 250kW at 400V.

Suitable for high-load motors

Multiple horsepower options are available, ranging from 150HP (200V), 200HP (230V) to 400HP (460V).

2NO+2NC auxiliary contacts

Four sets of auxiliary contacts meet the control requirements for interlocking protection and status feedback.

Screw terminal wiring design

The main circuit uses screw terminals, which facilitates high-current wiring installation and subsequent maintenance.

Siemens, manufactured in Germany

Stable and reliable quality, meeting international industrial safety requirements.

project	Specification
Product Type	SIRIUS 3RT10 Series Electric Contactors
Applicable base	S12
Rated current (AC-3)	500 A
Rated current (AC-1)	610 A
Rated power (400V AC-3)	Approximately 250 kW
Operating coil voltage	440 - 480 V AC/DC
Extreme number	3 poles
auxiliary contacts	2NO + 2NC
Main circuit wiring method	Screw terminals
Total weight	Approximately 10.5 kg
Corresponding horsepower (HP)	150HP@200V, 200HP@230V, 400HP@460V

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