Home › Manufacturers › Siemens › 3RA2426-8XF32-1BB4

Siemens

Siemens 3RA2426-8XF32-1BB4 Star-Delta Contactor Assembly

Siemens 3RA2426-8XF32-1BB4 3-pole Star-Delta Contactor Assembly

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RA2426-8XF32-1BB4

Type Star-Delta Contactor Assembly

AC-3 Rating 22 kW (30 HP) / 400 V

Poles 3

Coil Voltage 24 V DC

Get a price for 3RA2426-8XF32-1BB4

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

Star-Delta Motor Starting Integrated Electrical & Mechanical Interlocks 3 NO + 3 NC Auxiliary Contacts Screw Terminal Connections Size S0 24 V DC Coil

Product description

The Siemens 3RA2426-8XF32-1BB4 is a Size S0, 3-pole contactor assembly engineered for star-delta (wye-delta) motor starting applications. It is rated for AC-3 duty, supporting 22 kW (30 HP) at 400V. This assembly features a 24 V DC coil, screw terminals, and integrated electrical and mechanical interlocks for reliable and safe operation. It is equipped with 3 normally open (NO) and 3 normally closed (NC) auxiliary contacts.

This contactor assembly is ideal for applications requiring reduced starting current, commonly found in large industrial motors, pumps, fans, and compressors where smooth acceleration is beneficial. Its use helps minimize power surges during motor startup.

Stanlo Automation, a veteran-owned business specializing in surplus industrial automation parts, offers the Siemens 3RA2426-8XF32-1BB4. We provide access to quality components, enabling cost-effective MRO solutions for your facility.

Technical specifications

Type	Star-Delta Contactor Assembly
AC-3 Rating	22 kW (30 HP) / 400 V
Poles	3
Coil Voltage	24 V DC
Terminals	Screw
Interlock	Electrical and Mechanical (Integrated)
Auxiliary Contacts	3 NO + 3 NC
Size	S0

Common applications

Star-Delta Motor Control

Industrial Fans

Pumps

Compressors

Machine Tools

Heavy Duty Automation

Compatible systems

Motor control panels PLC logic Industrial automation systems

Also known as

Siemens Sirius Star-Delta Starter 3RA2426 Contactor Siemens 22kW Wye-Delta Assembly

Replaces / compatible with

This integrated assembly simplifies star-delta starting configurations, often replacing the need for separate contactors, timers, and mechanical interlocks.

Technical note

Expert tip

Ensure the star-delta timer is correctly configured to manage the transition from star to delta mode to prevent motor damage.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the coil voltage for the Siemens 3RA2426-8XF32-1BB4 star-delta starter?

The Siemens 3RA2426-8XF32-1BB4 star-delta contactor assembly features a 24 V DC coil for operation.