Siemens SIRIUS Traction Contactor 25A, 11kW, 400V, 3-Pole, 110V DC, Size S0 – 3RT2026-1XF400LA2

Product Description

The Siemens 3RT2026-1XF400LA2 is a reliable SIRIUS Traction Contactor designed for switching and controlling three-phase motors and electrical loads in railway, transportation, and demanding industrial applications. It features an AC-3e/AC-3 rating of 25A and is suitable for motors up to 11 kW at 400V. The contactor operates with a 110V DC control voltage with an extended operating range of 0.7–1.25 × Uc and uses an electronic drive with an integrated varistor for dependable control operation. It provides 1 NO + 1 NC auxiliary contacts, 3 main poles, screw terminal connections, and a compact S0 size design.

The Siemens 3RT2026-1XF400LA2 is suitable for railway traction systems, transportation equipment, industrial motor control, automation panels, machine control systems, OEM electrical panels, and factory automation. Its extended DC control-voltage range and traction-oriented design make it suitable for applications requiring reliable switching performance.

At SB Smart, Faridabad, we supply 100% genuine Siemens SIRIUS contactors, motor protection circuit breakers, overload relays, soft starters, MCCBs, MCBs, and industrial automation products at competitive prices. We provide GST invoices, expert technical support, bulk order assistance, secure packaging, and fast delivery across Faridabad, Delhi NCR, and all major cities in India, making SB Smart a trusted supplier for industries, OEMs, panel builders, and electrical contractors.

Key Features

• Genuine Siemens SIRIUS Traction Contactor

• Model: 3RT2026-1XF400LA2

• Utilization Category: AC-3e/AC-3

• Rated Operational Current: 25A

• Motor Power: 11 kW at 400V

• Rated Operating Voltage: 400V

• 3-Pole Configuration

• Control Voltage: 110V DC

• Control Voltage Range: 0.7–1.25 × Uc

• Electronic Drive

• Integrated Varistor

• Auxiliary Contacts: 1 NO + 1 NC

• Screw Terminal Connections

• Contactor Size: S0

• Rated Insulation Voltage: 690V

• Suitable for railway and traction applications

Applications

• Railway Traction Systems

• Railway Electrical Equipment

• Transportation Equipment

• Industrial Motor Control

• Industrial Automation Panels

• Three-Phase Motor Control

• Machine Control Systems

• OEM Electrical Panels

• Factory Automation

• Heavy-Duty Industrial Applications

Benefits

• Reliable 25A AC-3e/AC-3 motor switching

• Suitable for motors up to 11 kW at 400V

• Extended 110V DC control voltage range

• Reliable operation during control-voltage variations

• Integrated varistor helps suppress voltage peaks

• Electronic drive supports dependable contactor operation

• 1 NO + 1 NC auxiliary contacts for control and feedback

• Secure screw-terminal connections

• Compact and durable S0 design

• Suitable for railway and industrial applications

• Reliable Siemens SIRIUS performance

Frequently Asked Questions (FAQs)

Q1. What is Siemens 3RT2026-1XF400LA2 used for?

The Siemens 3RT2026-1XF400LA2 is a SIRIUS traction contactor designed for switching and controlling three-phase motors and electrical loads in railway, transportation, and industrial applications.

Q2. What is the rated current of 3RT2026-1XF400LA2?

The contactor has a rated operational current of 25A for AC-3e/AC-3 applications.

Q3. What motor power can it handle?

The contactor is suitable for motors up to 11 kW at 400V.

Q4. What is the control voltage?

The contactor operates with a 110V DC control voltage and an extended operating range of 0.7–1.25 × Uc.

Q5. Does it have an integrated varistor?

Yes. The 3RT2026-1XF400LA2 features an integrated varistor along with an electronic drive for reliable control operation.

Q6. What auxiliary contacts are provided?

It includes 1 NO + 1 NC auxiliary contacts for control, feedback, signaling, and electrical interlocking.

Q7. What type of terminals does it use?

The contactor uses screw terminal connections for electrical wiring.

Q8. What is the contactor size?

The 3RT2026-1XF400LA2 belongs to Size S0.

Q9. Is it suitable for railway applications?

Yes. It is a traction contactor specifically intended for railway and transportation-related electrical applications.

Q10. Why buy Siemens 3RT2026-1XF400LA2 from SB Smart Faridabad?

SB Smart, Faridabad supplies 100% genuine Siemens industrial products with competitive pricing, expert technical support, GST invoices, bulk order assistance, secure packaging, and fast delivery across Faridabad, Delhi NCR, and throughout India.