3RT1056-6NB36

The 3RT1056-6NB36 is a Siemens SIRIUS S6 contactor, employing a solid-state electronically operated coil. The coil voltage range is DC 21-27.3V, suitable for 24V DC systems and direct drive of PLC outputs. It features a 3-pole main contact with an AC-3 rated current of 185A and a 90kW output at 400V. It comes standard with 2NO+2NC auxiliary contacts.

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Siemens 3RT1056-6NB36 SIRIUS S6 Solid State Contactor 24V DC

Product Positioning

The 3RT1056-6NB36 is the 24V DC electronic version of the SIRIUS 3RT10 series S6 frame contactor. With a coil voltage range of DC 21-27.3V, it can be directly driven by a PLC output or a 24V DC power supply, allowing control of high-current circuits without the need for intermediate relays. The 3-pole main contacts, rated at 185A and 400V, can control a 90kW motor load, making it suitable for direct-drive applications in automated control systems.

Core Product Advantages and Features

24V DC electronic coil

The coil voltage is DC 21-27.3V, and it can be directly driven by the PLC output.

Intermediate relay-free

Electronic drive characteristics can directly correspond to digital output signals

S6 frame main interface

AC-3 rated at 185A, capable of controlling a 90kW motor load at 400V.

Standard auxiliary contacts

2NO+2NC instantaneous auxiliary contacts, supporting interlocking and signal feedback.

Screw terminal wiring

Facilitates on-site installation and routine maintenance.

Kenxin Motors guarantees genuine products

Authorized Siemens distributor, original factory quality guaranteed.

project	Specification
brand	Siemens
series	SIRIUS 3RT10
Frame size	S6
Extreme number	3 poles
AC-3 rated current	185 A (400V)
AC-3 rated power	90 kW (400V)
coil voltage	DC 21-27.3V (Solid-state electronic)
Auxiliary contact	2NO+2NC
Terminal type	Screw terminals
Applicable frequency	40-60Hz

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