Description
The Siemens 3RT1456-6NB36 is a high-performance 3-pole contactor designed for robust industrial applications requiring significant power handling capabilities. This unit features a broad operating range with its 21-27.3 V AC/DC coil, offering flexibility in control system design. It is rated for a substantial 275 A current, making it suitable for high-power motors and other demanding loads. The inclusion of 2 normally closed (NC) and 2 normally open (NO) auxiliary contacts provides extensive capabilities for interlocking, signaling, and control logic.
Engineered with Siemens’ commitment to quality, the 3RT1456-6NB36 contactor ensures safe and reliable operation in challenging industrial environments. Its robust construction is built to withstand continuous duty cycles and harsh conditions, guaranteeing long-term performance. This Siemens contactor is a critical component for ensuring the operational integrity of heavy machinery and power distribution systems.
The 690 V rating further expands its application scope, allowing it to be used in a variety of industrial power systems. Whether used for direct-on-line motor starting, reversing applications, or in complex control sequences, the Siemens 3RT1456-6NB36 delivers consistent and dependable switching. The ample auxiliary contacts are vital for sophisticated control schemes.
Choose the Siemens 3RT1456-6NB36 for a powerful and reliable contactor solution that offers exceptional performance and versatility. Its robust design and comprehensive features make it an indispensable component for demanding industrial electrical installations.







