3RT2047-3AL20 SIEMENS

The 3RT2047-3AL20 power contactor from Siemens is designed for switching electrical loads in various applications. It is a three-pole contactor with three normally open (3 NO) main contacts, making it suitable for AC-3 duty applications. This contactor has a current rating of 115 A and a power rating of 55 kW at 400 V, making it suitable for controlling motors and other inductive loads. It also features one normally open (1 NO) and one normally closed (1 NC) auxiliary contact for control and signaling purposes. The contactor operates with a 230 V AC coil voltage at 50/60 Hz. Its size is S3, according to Siemens' standard, indicating its physical dimensions and mounting requirements. The 3RT2047-3AL20 utilizes spring-type terminals for quick, secure, and vibration-resistant connections. This contactor is commonly used in motor starters, distribution boards, and other industrial control systems. It adheres to industry standards for performance and safety, ensuring reliable operation. The robust design and high-quality materials contribute to a long service life, even in demanding environments.