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Siemens 3RT2025-2BB40 Contactor — 17A 7.5kW 24V DC

Siemens 3RT2025-2BB40 3-pole DC power contactor with spring terminals.

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ManufacturerSiemens

Part number3RT2025-2BB40

Type Power Contactor

AC-3e/AC-3 Rating 17A, 7.5kW @ 400V

Poles 3

Coil Voltage 24V DC

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Veteran-owned

CAGE: 9NK75

AC-3e/AC-3 motor rating 3-pole configuration 1 NO + 1 NC auxiliary contacts 24V DC coil Spring-loaded terminals S0 frame size

Product description

The Siemens 3RT2025-2BB40 is a 3-pole power contactor designed for AC-3e/AC-3 applications, rated for 17 A and 7.5 kW at 400 V. This S0-sized contactor operates with a 24 V DC coil and is equipped with 1 NO + 1 NC auxiliary contacts. It features convenient spring-loaded terminals for secure and efficient wiring.

This contactor is suitable for motor control and automation systems that utilize a 24V DC control voltage. The spring-loaded terminals offer benefits such as faster installation and superior vibration resistance compared to screw terminals.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3RT2025-2BB40. We are committed to providing reliable industrial automation components to keep your operations running smoothly. Trust Stanlo for your essential surplus parts and expert service.

Technical specifications

Type	Power Contactor
AC-3e/AC-3 Rating	17A, 7.5kW @ 400V
Poles	3
Coil Voltage	24V DC
Auxiliary Contacts	1 NO + 1 NC
Terminal Type	Spring-loaded
Size	S0

Common applications

Motor control

Industrial automation

Control panels

PLC applications

Machine automation

Automation systems

Compatible systems

Industrial control panels Automation systems PLC control circuits Motor starter applications

Also known as

Siemens 3RT2025-2BB40 SIRIUS 3RT2025-2BB40 Siemens 17A DC Contactor

Replaces / compatible with

A suitable replacement for Siemens contactors with similar ratings and 24V DC coils. Compatible with Siemens SIRIUS 3RT2 accessories.

Technical note

Expert tip

The spring-loaded terminals on the 3RT2025-2BB40 ensure a consistently reliable connection, even in applications subject to significant mechanical stress or vibration.

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Frequently asked questions

Why choose spring-loaded terminals on the Siemens 3RT2025-2BB40?

The Siemens 3RT2025-2BB40 utilizes spring-loaded terminals, which offer excellent resistance to vibration and reduce the risk of loose connections. They can also lead to faster installation times in control panel wiring.