Siemens Contactor 3RT2036-1KB40 (SI-C-51A-22KW-24V)
₦207,292.80
The Siemens 3RT2036-1KB40 contactor is a robust 3-pole switching device designed for reliable motor control up to 22 kW at 400 V.
Featuring a 24 V control coil and integrated auxiliary contacts (1NO + 1NC), it ensures efficient operation in industrial environments.
Ideal for automation panels, offering durability, high switching performance, and consistent electrical reliability.
The Siemens 3RT2036-1KB40 is part of the SIRIUS industrial switching range, engineered for dependable control of three-phase motors and power circuits. With a rated operational current of 51 A and motor handling capacity of up to 22 kW at 400 V, this contactor is well-suited for medium-duty industrial applications requiring frequent switching and long service life.
This model is equipped with a 24 V AC/DC control coil, making it compatible with modern control systems and PLC-based automation environments. The inclusion of 1 normally open (NO) and 1 normally closed (NC) auxiliary contacts enhances control logic flexibility. Designed for DIN rail or panel mounting, the contactor ensures easy integration into control cabinets while maintaining high mechanical and electrical endurance.
Typical Applications
• Three-phase motor control systems
• Industrial automation panels
• Pump and compressor control
• Conveyor and material handling systems
• HVAC motor switching applications
| Manufacturer | Siemens |
|---|---|
| Model | 3RT2036-1KB40 |
| Weight | Approx. 0.9 kg |
| Rated Voltage | 400 V AC |
| Rated Current | 51 A |
| Motor Power | 22 kW (at 400 V) |
| Control Voltage | 24 V AC/DC |
| Number of Poles | 3 Pole |
| Auxiliary Contacts | 1 NO + 1 NC |
| Mounting Type | DIN Rail / Panel Mount |
| Frequency | 50/60 Hz |
| Protection Class | IP20 |
| Operating Temperature | -25°C to +60°C |
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