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Siemens 3RT1023-1BB40 3-Pole Power Contactor - 9A AC-3, 24V DC Coil

Siemens 3RT1023-1BB40 3-pole power contactor, 9A AC-3, 24V DC coil.

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ManufacturerSiemens

Part number3RT1023-1BB40

Type Power Contactor

Poles 3-pole

Rated Operational Current (AC-3) 9 A

Rated Operational Power (AC-3, 400V) 4 kW

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AC-3 Switching Capability 9A Current Rating 4kW Power Rating 24V DC Coil Screw Terminals SIRIUS 3RT1 Series

Product description

The Siemens 3RT1023-1BB40 is a 3-pole power contactor for AC-3 switching applications, rated at 9 A and 4 kW at 400 V. This Size S0 contactor is equipped with a 24 V DC coil and features screw terminals. It belongs to the SIRIUS 3RT1 series and is a phased-out product with a preferred successor available.

This DC-coil contactor is suitable for applications in industrial automation where a 24 V DC control voltage is used. Common uses include control panels, motor control systems, and automation machinery where reliable switching of power circuits is essential.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Siemens 3RT1023-1BB40. We are dedicated to providing quality surplus components to help our customers minimize downtime and maintain the efficiency of their operations.

Technical specifications

Type	Power Contactor
Poles	3-pole
Rated Operational Current (AC-3)	9 A
Rated Operational Power (AC-3, 400V)	4 kW
Coil Voltage	24 V DC
Terminal Type	Screw Terminal
Size	S0
Series	SIRIUS 3RT1
Status	Phased-out

Common applications

Motor Control

Industrial Automation

Control Panels

Manufacturing

Power Switching

Machine Control

DC Control Systems

Compatible systems

Industrial control panels Motor starters Power distribution systems

Also known as

Siemens 3RT10231BB40 SIRIUS 3RT1023-1BB40 Siemens Contactor 24V DC

Replaces / compatible with

The Siemens 3RT1023-1BB40 is a phased-out product. Its preferred successor is the SIRIUS 3RT2023-1BB40.

Technical note

Expert tip

This unit is phased out; the successor, SIRIUS 3RT2023-1BB40, should be considered for new installations or when long-term component availability is critical.

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Frequently asked questions

What is the coil voltage for the Siemens 3RT1023-1BB40?

The Siemens 3RT1023-1BB40 features a 24 V DC coil. This makes it suitable for control systems that utilize low-voltage DC power for their operational circuits.