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Siemens 3RT1044-1AB00 65A 3-Pole Power Contactor

Siemens 3RT1044-1AB00 3-Pole AC Power Contactor

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ManufacturerSiemens

Part number3RT1044-1AB00

Amperage 65A (AC-3)

Power 30kW @ 400V

Poles 3

Coil Voltage 24V AC, 50Hz

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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 3RT1044-1AB00 is a 3-pole power contactor designed for AC-3 duty, with a rating of 65A and 30kW at 400V. It features a 24V AC coil for operation at 50Hz and uses screw terminals. This Size S3 contactor is part of the robust SIRIUS 3RT1 series.

This contactor is engineered for demanding industrial applications such as motor control, switching of heavy loads, and automation systems. Its 65A rating makes it suitable for a variety of motor sizes and power circuits. The SIRIUS series is known for its reliability and durability in harsh environments.

Stanlo Automation, a veteran-owned surplus parts distributor, offers this Siemens 3RT1044-1AB00. We provide high-quality, tested components to ensure your industrial operations continue without interruption. Partner with Stanlo for dependable sourcing and expert support for your automation needs.

Technical specifications

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

Common applications

Motor control

Industrial automation

Heavy load switching

Control panels

Power distribution

Compatible systems

Industrial control panels Motor starter circuits Automation systems

Also known as

Siemens SIRIUS 3RT1044-1AB00 3RT10441AB00 Siemens 65A Contactor

Replaces / compatible with

This product is phased out. The preferred successor is the SIRIUS 3RT2 series, specifically the 3RT2037-1AB00.

Technical note

Expert tip

This contactor utilizes screw terminals for main connections, ensuring a secure connection. Ensure the ambient temperature stays within the specified operating range (-25°C to +60°C) for optimal performance.

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Frequently asked questions

What are the main specifications of the Siemens 3RT1044-1AB00 power contactor?

The Siemens 3RT1044-1AB00 is a 3-pole power contactor rated for 65A (AC-3) and 30kW at 400V. It features a 24V AC coil operating at 50Hz and has screw terminals, with a frame size of S3.