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Siemens 3RT1056-6SP36 SIRIUS 185A 3-Pole Contactor w/ F-PLC Input

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ManufacturerSiemens

Part number3RT1056-6SP36

Part Number 3RT1056-6SP36

Manufacturer Siemens

Series SIRIUS 3RT

Poles 3

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185A AC-3/AC-3e rating 90 kW @ 400V 200-277V AC/DC coil Failsafe PLC (F-PLC) input 24V DC signal 3-pole configuration 2 NO + 2 NC auxiliary contacts

Product description

The Siemens 3RT1056-6SP36 is a 3-pole SIRIUS power contactor rated for AC-3e/AC-3 at 185A and 90kW at 400V. It features an electronic drive with a 200-277V AC/DC coil voltage range and a specific "F-PLC" input for 24V DC, indicating enhanced compatibility with failsafe PLC systems. This model is equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts.

This contactor is particularly suited for demanding automation applications requiring enhanced safety and direct integration with failsafe PLC logic. Industries such as process control, safety-critical machinery, and advanced manufacturing benefit from its reliable performance.

Stanlo Automation, your veteran-owned source for surplus industrial automation parts, offers the Siemens 3RT1056-6SP36. We ensure that our customers receive high-quality, tested components that meet stringent industrial standards, backed by excellent service.

Technical specifications

Part Number	3RT1056-6SP36
Manufacturer	Siemens
Series	SIRIUS 3RT
Poles	3
Current Rating	185A (AC-3)
Power Rating	90 kW @ 400V
Coil Voltage	200-277V AC/DC
F-PLC Input	24V DC
Auxiliary Contacts	2 NO + 2 NC
Connection	Busbar (main), Screw (control/auxiliary)
Drive Type	Electronic

Common applications

Failsafe PLC systems

Process control

Safety-critical machinery

Industrial automation

Advanced manufacturing

Motor control

Compatible systems

Designed for integration with failsafe PLC systems and other automation equipment that uses a 24V DC signal. Compatible with Siemens SIRIUS overload relays.

Also known as

Siemens SIRIUS Contactor 3RT1056 Contactor F-PLC Contactor 200-277V Contactor

Replaces / compatible with

This contactor is part of the Siemens SIRIUS 3RT series and is designed to replace or be interchangeable with other contactors within this series that share similar specifications.

Technical note

Expert tip

The 'F-PLC' input on the 3RT1056-6SP36 is crucial for applications requiring direct interfacing with failsafe control systems, ensuring operational safety and reliability.

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Frequently asked questions

What is the significance of the 'F-PLC' input on the Siemens 3RT1056-6SP36 contactor?

The 'F-PLC' designation on the Siemens 3RT1056-6SP36 indicates it is designed for failsafe PLC (F-PLC) input, offering enhanced safety and direct integration with safety-oriented automation systems using a 24V DC signal.