Siemens 3 Phase Soft Starter 45 kW 480V AC SIRIUS 3RW40 Series 3RW4046-1BB14

Siemens 3RW4046-1BB14 3 Phase Soft Starter from the innovative SIRIUS 3RW40 series is engineered for heavy industrial use in starting three-phase asynchronous motors. With a power rating of 45 kW and maximum supply voltage of 480V AC, it provides smooth startup by limiting mechanical and electrical stress.

Its compact design (188mm length, 70mm width, 170mm depth) integrates an intelligent bypass to avoid heat generation in control panels, enhancing cabinet safety and longevity. The device’s intelligent monitoring protects motors from overload and overheating, contributing to enhanced operational reliability and reduced maintenance needs.

Designed for use in tough industrial environments, it has an IP20 ingress protection rating, making it touch-proof and dust-resistant. Its broad operating temperature from -25°C to +60°C allows flexibility in installation across various climates and conditions.

Mounting is facilitated by screw and snap-on methods for straightforward integration into control systems. Siemens 3RW4046-1BB14 holds multiple international certifications including CCC, CE, CSA, EAC, and UL, underpinning its compliance with global standards.

This soft starter is ideal for applications in industrial automation, manufacturing plants, HVAC systems, and other heavy-duty motor-driven machinery requiring energy-efficient and reliable motor starting solutions. Manufactured in Czech Republic, it represents Siemens' commitment to quality and technological excellence.

This Soft Starter limits start-up current and voltage fluctuations for improved motor lifespan. Integrated bypass prevents heat dissipation in control cabinets during operation. Features intelligent monitoring for overload and overheating protection.

Touch-proof design with IP20 rating ensures safety and dust resistance. Operating temperature range from -25°C to +60°C suits diverse industrial environments. Compact and energy-saving solution part of Siemens SIRIUS 3RW40 series.

Mounting options include screw and snap-on for versatile installation. Certified CCC, CE, CSA, EAC, and UL for global compliance. Manufactured in Czech Republic meeting high-quality standards. Explore more Siemens industrial automation and motor control solutions on EnvMart for reliable and efficient system integration.