🔹 Siemens SIRIUS 3RT2 Power Contactor – 3RT2026-2BB40 (AC-3 Duty, 3-Pole, 24V DC Coil, S0 Size, 25A Class, 3NO Auxiliary Contacts)
The Siemens 3RT2026-2BB40 is a high-performance SIRIUS 3RT2 series power contactor designed for reliable switching of motors and industrial loads under AC-3 duty applications. It belongs to the S0 frame size category, offering a compact yet robust solution for industrial control and automation systems.
This model features a 3-pole configuration with durable screw-type terminals, ensuring secure and vibration-resistant wiring connections for long-term operational stability in electrical panels and switchgear assemblies.
It is equipped with a 24V DC coil variant (BB40), making it suitable for PLC-based control circuits and modern industrial automation systems that require low-voltage DC control.
A key specification of this variant is its integrated auxiliary contact configuration (3NO), providing reliable switching feedback and control signal integration for motor control applications.
Built on the Siemens SIRIUS modular platform, it allows seamless integration with overload relays and accessory modules, enabling flexible and scalable panel design for modern industrial requirements.
With high electrical endurance, long mechanical life, and stable performance under frequent switching, this contactor ensures dependable operation in demanding industrial environments.
• Genuine Siemens SIRIUS 3RT2 Series Contactor
• Model: 3RT2026-2BB40
• 3-Pole heavy-duty switching design
• AC-3 duty optimized for motor control applications
• 24V DC coil (BB40 variant)
• S0 frame size (25A class)
• Screw terminal connection for secure wiring
• Integrated auxiliary contacts (3NO)
• Compact modular design for panel integration
• High electrical and mechanical endurance
• Compatible with Siemens overload relays & accessories
• Suitable for industrial automation systems
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS 3RT2 |
| Model Number | 3RT2026-2BB40 |
| Product Type | Power Contactor |
| Frame Size | S0 |
| Poles | 3 Pole |
| Utilization Category | AC-3 Duty |
| Rated Current | ~25 A |
| Power Rating | ~11 kW @ 400V |
| Coil Voltage | 24V DC (BB40) |
| Auxiliary Contacts | 3NO |
| Terminal Type | Screw Terminals |
| Mounting Type | Panel / DIN Rail (via accessories) |
| Brand | Siemens |
No reviews yet.