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Siemens 3RT1044-1AC20 65A 3-Pole Power Contactor

Siemens 3RT1044-1AC20 3-Pole AC Power Contactor

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ManufacturerSiemens

Part number3RT1044-1AC20

Amperage 65A (AC-3)

Power 30kW @ 400V

Poles 3

Coil Voltage 24V AC, 50/60Hz

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AC-3 rated 65A continuous current 30kW power rating 24V AC coil Size S3 3-pole configuration

Product description

The Siemens 3RT1044-1AC20 is a 3-pole power contactor rated for AC-3 applications at 65A and 30kW at 400V. It operates with a 24V AC coil at 50/60Hz and features screw terminals. This Size S3 contactor is part of the reliable SIRIUS 3RT1 series.

This contactor is designed for industrial motor control and power switching. Its 65A rating and 30kW capacity make it suitable for a wide range of applications in manufacturing, automation, and process control industries. The SIRIUS 3RT1 series ensures dependable operation even under demanding conditions.

Stanlo Automation, a veteran-owned supplier of surplus industrial parts, offers the Siemens 3RT1044-1AC20. We are committed to providing high-quality, tested components to keep your operations running efficiently. Choose Stanlo for reliable sourcing and expert support in industrial automation.

Technical specifications

Amperage	65A (AC-3)
Power	30kW @ 400V
Poles	3
Coil Voltage	24V AC, 50/60Hz
Size	S3
Terminal Type	Screw
Series	SIRIUS 3RT1
Protection Class	IP20

Common applications

Motor control

Industrial automation

Power switching

Control panels

Manufacturing equipment

Compatible systems

Industrial control panels Motor control centers Automation machinery

Also known as

Siemens SIRIUS 3RT1044-1AC20 3RT10441AC20 Siemens 65A Contactor

Replaces / compatible with

This product is phased out. The preferred successor is the SIRIUS 3RT2 series, specifically the 3RT2037-1AC20.

Technical note

Expert tip

This contactor is designed for use in industrial environments and is rated for 65A AC-3. It can be directly mounted on a 35mm DIN rail or screwed onto a panel.

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Frequently asked questions

What is the coil voltage and frequency for the Siemens 3RT1044-1AC20 contactor?

The Siemens 3RT1044-1AC20 power contactor operates with a 24V AC coil, compatible with both 50Hz and 60Hz frequencies. This versatility ensures it can be integrated into various industrial power systems.