🔹 Siemens SIRIUS 3RT2 Power Contactor – 3RT2026-1AH20 (AC-3 Duty, 3-Pole, 48V AC Coil, S0 Size, 25A Class)
The Siemens 3RT2026-1AH20 is a reliable SIRIUS 3RT2 series power contactor designed for efficient switching of motors and industrial loads under AC-3 duty applications. It belongs to the S0 frame size category, offering a compact design with strong electrical performance and high operational reliability.
This contactor features a 3-pole configuration with durable screw-type terminals, ensuring secure and stable wiring connections in control panels and industrial automation systems.
It is equipped with a 48V AC coil variant (AH20), making it suitable for standard industrial control circuits where low-voltage AC control signals are used for motor starting and switching operations.
The device typically includes an integrated auxiliary contact block (1NO + 1NC), enabling reliable feedback and control signal integration in electrical systems.
Built on the Siemens SIRIUS modular platform, it supports easy combination with overload relays and accessory modules, allowing flexible configuration for modern motor control and distribution panels.
With high switching endurance, long mechanical life, and stable performance under frequent operations, this contactor is widely used in industrial environments requiring dependable motor control.
• Genuine Siemens SIRIUS 3RT2 Series Contactor
• Model: 3RT2026-1AH20
• 3-Pole heavy-duty switching design
• AC-3 duty optimized for motor control applications
• 48V AC coil (AH20 variant)
• S0 frame size (25A class)
• Screw terminal connection for secure wiring
• Integrated auxiliary contacts (1NO + 1NC)
• 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 | 3RT2026-1AH20 |
| 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 | 48V AC (AH20) |
| Auxiliary Contacts | 1NO + 1NC |
| Terminal Type | Screw Terminals |
| Mounting Type | Panel / DIN Rail (via accessories) |
| Brand | Siemens |
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