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Siemens 307-1BA01-0AA0 3RT2015-1BB40 Contactor — 7A, 24V DC

Siemens 3RT2015-1BB40 contactor, 7A, 24V DC coil.

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ManufacturerSiemens

Part number307-1BA01-0AA0

Part Number 3RT2015-1BB40

AC-3 Rated Operational Current 7 A

Coil Voltage 24 V DC

Poles 3

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3-pole configuration 7A continuous current rating 24V DC coil Compact size Energy efficient Reliable switching

Product description

The Siemens 307-1BA01-0AA0, part number 3RT2015-1BB40, is a compact power contactor designed for reliable switching of electrical loads. It features a 7A continuous current rating and operates with a 24V DC coil. This contactor is part of the Siemens 3RT2 series, known for its energy efficiency and robust performance in industrial automation applications.

This contactor is suitable for controlling motors, lighting, heating systems, and other electrical equipment in various industrial sectors, including building automation, control cabinets, and small machinery. Its DC coil makes it ideal for applications powered by DC control voltages.

Stanlo Automation, a veteran-owned business specializing in surplus industrial automation parts, provides the Siemens 307-1BA01-0AA0. We ensure that our customers receive quality components, competitive pricing, and timely delivery, helping you minimize downtime and operational costs.

Technical specifications

Part Number	3RT2015-1BB40
AC-3 Rated Operational Current	7 A
Coil Voltage	24 V DC
Poles	3
Auxiliary Contacts	1 NO + 1 NC
Mounting Type	Screw terminal or DIN rail

Common applications

Motor control

Lighting control

HVAC systems

Small pumps

Fans

Industrial automation

Control panels

Compatible systems

Siemens SIMATIC S7 Siemens LOGO! PLC

Also known as

Siemens 3RT2015-1BB40, Siemens 7A DC contactor, 3RT2 series contactor

Replaces / compatible with

The Siemens 307-1BA01-0AA0 (3RT2015-1BB40) is a 3-pole, 7A contactor with a 24V DC coil, suitable for general industrial applications. It is a direct replacement for contactors with similar specifications within the Siemens ecosystem.

Technical note

Expert tip

This contactor is suitable for direct control of smaller motors or as a pilot device in larger control systems when using a 24V DC control voltage.

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Frequently asked questions

What is the coil voltage and current rating for the Siemens 307-1BA01-0AA0 contactor?

The Siemens 307-1BA01-0AA0, identified by part number 3RT2015-1BB40, operates with a 24 Volt DC coil. It is rated for a continuous current of 7 Amperes in AC-3 applications.