Product Detail: 3RT2026-1BB40
The Siemens 3RT2026-1BB40 is a heavy-duty **SIRIUS Power Contactor** (Size S0). It is designed for switching electrical motors and loads up to **11 kW (400 V)**. This model features a **24 V DC** control coil, making it the standard choice for modern automation cabinets with safe extra-low voltage control circuits.
Key Data
- Size: S0.
- Rated Current (AC-3): 25 A.
- Power: 11 kW / 15 HP.
- Coil Voltage: 24 V DC.
- Aux Contacts: 1 NO + 1 NC integrated.
Reliability & Innovation
Part of the SIRIUS Innovation modular system, the **3RT2026-1BB40** offers extremely high contact reliability. It is tested for millions of switching cycles. The screw terminals ensure a secure vibration-proof connection. It integrates seamlessly with 3RV2 motor starter protectors and 3RU2 thermal overload relays.
Application
Used universally for starting standard induction motors, switching heating banks, or controlling lighting systems. The DC coil consumes very little power, allowing it to be driven directly by PLC outputs (check current ratings) in many cases.
