3RT1075-6AV36

The 3RT1075-6AV36 is a Siemens SIRIUS large contactor with an S12 frame, rated at 400A (AC-3), with a power of approximately 200kW at 400V. The coil is 380-420V AC/DC, and it features 2NO+2NC auxiliary contacts, making it suitable for high-voltage plant control systems.

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Siemens 3RT1075-6AV36 SIRIUS Large Contactor Product Image

Product Positioning

The 3RT1075-6AV36 is a Siemens SIRIUS 3RT10 series S12 large contactor with a coil voltage range of 380-420V AC/DC. It is particularly suitable for applications where the coil is directly driven by 380V or 400V factory power. Its 400A AC-3 rated current is sufficient to handle the switching needs of large motors and electrical equipment.

Core Product Advantages and Features

S12 Large Stand

The main circuit bus terminal design is suitable for heavy-load, high-current applications.

AC-3 rated 400A

With a power output of approximately 200kW at 400V, it is capable of handling the starting load of large motors.

380-420V AC/DC coil

It can be directly driven by 380V or 400V factory power supply without the need for additional voltage reduction.

2NO+2NC auxiliary contacts

Built-in instantaneous auxiliary contact facilitates control circuit status feedback.

High mechanical life

With a switching life of 10 million cycles, it complies with IEC 60947-4-1 standard.

Can be equipped with overload protection

3RB20 series electronic overload relays can be directly installed for enhanced protection.

project	Specification
series	SIRIUS 3RT10
Base size	S12
Extreme number	3 poles
AC-3 rated current	400A (400V)
AC-3 rated power	Approximately 200kW (400V)
Coil/Operating Voltage	380-420V AC/DC
auxiliary contacts	2NO+2NC Instantaneous Type
Mechanical life	10,000,000 times
External dimensions (height x width x depth)	Approximately 214 x 160 x 225 mm
weight	Approximately 9.1 kg
Major Certifications	IEC 60947-4-1, UL, CSA, CE

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3RT1075-6AR36

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3RT1075-6AP36

The 3RT1075-6AP36 is a Siemens SIRIUS large contactor with an S12 frame, rated at 400A (AC-3), with a power of approximately 200kW at 400V. The coil is for 220-240V AC/DC, and it features 2NO+2NC auxiliary contacts, making it a common general-purpose control voltage option.