3RT1076-6NP36

The 3RT1076-6NP36 is a Siemens SIRIUS 3RT10 series S12 maximum frame power contactor, with AC-3 current of 500A and power of approximately 250kW. It adopts a 24V DC electronic operating mechanism and has a PLC interface for easy automation integration. It comes standard with 2NO+2NC contacts and is suitable for large motor applications.

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Siemens 3RT1076-6NP36 power contactor S12 base 500A PLC interface

Product Positioning

The 3RT1076-6NP36 is a power contactor in the Siemens SIRIUS 3RT10 series, specifically the largest frame S12 model. With an AC-3 rated current of up to 500A, it is the flagship model in this series designed for heavy-duty motor control. This model uses a 24V DC electronic operating mechanism and has a built-in PLC interface, allowing direct connection to programmable controllers, significantly simplifying control circuit design. Kenxin Motors is an authorized Siemens distributor, providing genuine Siemens products and complete technical support.

Core Product Advantages and Features

S12 maximum frame design

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

24V DC electronic operating mechanism

Employing a solid-state electronic operating mechanism and a 24V DC control power supply, it features precise action and rapid response.

Built-in PLC interface

It can be directly connected to programmable controllers, simplifying the wiring and design of automated control loops.

Dual power supply compatibility

In addition to a 400V AC (50-60Hz) main power supply, it also supports 200-277V DC control power.

2NO+2NC auxiliary contacts

Four sets of auxiliary contacts meet advanced control requirements such as interlocking protection and status monitoring.

Busbar main circuit wiring

The main circuit uses busbar connections, which is suitable for the integration and construction of high-current distribution panels.

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
Main power supply voltage	400 V AC (50-60Hz)
Operating mechanism type	Electronic (solid-state), with PLC interface
Operating mechanism control voltage	24V DC (also supports 200-277V DC)
Extreme number	3 poles
auxiliary contacts	2NO + 2NC
Main circuit wiring method	Busbar

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