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The Siemens SIRIUS 3RT2036-3AL16 is a high-performance, 3-pole power contactor designed for reliable switching and control of motors and other electrical loads up to 22 kW at 400 V. As part of the SIRIUS modular system, this size S2 contactor offers a compact design and robust functionality for demanding industrial applications. It features a rated current of 51A for AC-3e/AC-3 operation, a 230 V AC, 60 Hz control voltage, and a comprehensive set of auxiliary contacts (2 NO + 2 NC) for versatile integration into control circuits.
Key Features & Function
- Powerful Performance: Rated for 51A (AC-3e/AC-3) and capable of handling motor loads up to 22 kW at 400 V, making it suitable for a wide range of industrial machinery.
- Efficient Control: The 230 V AC, 60 Hz control voltage ensures seamless operation in common power systems.
- Versatile Auxiliary Contacts: Equipped with two normally open (NO) and two normally closed (NC) auxiliary contacts, providing flexibility for signaling, interlocking, and complex control circuit designs.
- Dual Terminal System: The main circuit utilizes reliable screw terminals for secure and high-current connections. The control and auxiliary circuits feature innovative spring-loaded terminals, which offer quick, tool-free wiring, high vibration resistance, and long-term reliability.
- Compact Size S2: The space-saving S2 frame size allows for efficient panel layout and integration into existing systems.
- Lateral Auxiliary Switch: Includes a pre-mounted lateral auxiliary switch, simplifying installation and expanding its functional capabilities without the need for additional components.
Benefit
- Enhanced Reliability: Built with Siemens’ renowned quality, this contactor ensures stable and reliable switching, minimizing downtime and maintenance.
- Simplified Installation: The combination of screw and spring-loaded terminals reduces wiring time and complexity. The spring-loaded terminals are particularly beneficial in environments with vibrations, as they maintain a secure connection.
- Space Optimization: The compact S2 size helps save valuable space in control cabinets and electrical panels.
- Cost-Effective Solution: A durable and long-lasting component that reduces the total cost of ownership over its lifecycle.
- Seamless System Integration: As a core component of the Siemens SIRIUS family, it integrates perfectly with other SIRIUS products, such as motor starters, overloads, and circuit breakers.
Application
The Siemens 3RT2036-3AL16 is ideal for various industrial applications, including:
- Controlling and switching electric motors (pumps, fans, compressors)
- Heating, ventilation, and air conditioning (HVAC) systems
- Industrial automation and machinery
- Lighting control systems
- Power distribution circuits
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