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Siemens 3RT1075-6AM36 Power Contactor: 400A, 200-220V AC/DC Coil

Siemens 3RT1075-6AM36 3-pole power contactor with 400A rating and 200-220V AC/DC coil.

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ManufacturerSiemens

Part number3RT1075-6AM36

Type Power Contactor

Manufacturer Siemens

Part Number 3RT1075-6AM36

Poles 3

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AC-3e/AC-3 rated up to 400A 200 kW switching capacity at 400V 200-220V AC/DC coil Integrated auxiliary contacts (2 NO + 2 NC) Conventional drive Screw terminals for control circuit

Product description

The Siemens 3RT1075-6AM36 is a robust 3-pole power contactor designed for high-demand industrial applications. It is rated for AC-3e/AC-3 duty, handling a continuous current of 400 A and a substantial 200 kW of switching power at 400 V. This model features a conventional drive and operates with a 200-220 V AC/DC coil voltage, offering compatibility with common industrial control voltages. It is equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts, utilizing busbar connections for the main circuit and screw terminals for the control and auxiliary circuits.

This contactor is ideal for controlling large industrial motors, heavy machinery, and high-power loads in sectors such as manufacturing, processing plants, and infrastructure projects. Its high current rating and durable construction ensure reliable and safe operation under continuous heavy-duty cycles.

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Technical specifications

Type	Power Contactor
Manufacturer	Siemens
Part Number	3RT1075-6AM36
Poles	3
AC-3e/AC-3 Rating	400 A
Power Rating (400V)	200 kW
Coil Voltage	200-220 V AC/DC
Auxiliary Contacts	2 NO + 2 NC
Main Circuit Terminals	Busbar
Control Circuit Terminals	Screw

Common applications

Large motor control

Heavy industrial machinery

Power distribution

Manufacturing automation

Processing plants

Infrastructure projects

Industrial automation

Compatible systems

Siemens S7 PLC systems Industrial control panels Motor control centers Automation systems with 200-220V AC/DC control voltage

Also known as

Siemens 3RT1075-6AM36 Contactor 3RT10 Contactor Siemens 400A Contactor Power Contactor 3RT1075

Replaces / compatible with

This contactor is designed as a direct replacement for the Siemens 3RT1075-6AM36 or equivalent 3RT1 series power contactors. It is compatible with Siemens control accessories.

Technical note

Expert tip

Busbar connections are utilized for the main power circuit, ensuring a secure and efficient current path. Ensure proper torquing of busbar connections for safety and reliability.

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Frequently asked questions

What is the operating voltage range for the coil of the Siemens 3RT1075-6AM36?

The Siemens 3RT1075-6AM36 power contactor is designed with a coil voltage range of 200-220 V AC/DC. This broad range ensures compatibility with various control power supplies commonly used in industrial settings.