3RT1035-1BB40 high-performance product in the 3RT series DC contactor

SIEMENS PLC Module
July 22, 2025
Category Connection: SIEMENS PLC Module
Brief: Discover the Siemens 3RT1035-1BB40, a high-performance DC contactor from the 3RT series, designed for industrial automation. With a rated voltage of DC24V and load current of 50A, it ensures excellent electrical control and protection. Ideal for motor control and automated production lines.
Related Product Features:
  • Rated voltage of DC24V with a load current rating of 50A, capable of handling up to 240V load voltage.
  • Silver alloy contacts and purple copper coils ensure conductivity and wear resistance, with an electrical lifespan of up to 1 million times.
  • Equipped with air type arc extinguishing medium and 50KA segmentation capability for enhanced safety and compliance with CCC standards.
  • Supports DIN rail installation, compact size (45 × 60 × 40mm), and weighs only 5kg for easy integration into control cabinets.
  • 3-pole design with 3 dynamic and 6 static contacts, suitable for three-phase motor control and complex loads.
  • Wide control voltage range (AC/DC220-240V) and adjustable input current (1-50A) for versatile applications.
  • Operates in temperatures from -20 to +50°C, making it suitable for various industrial environments.
  • Ideal for high-frequency start-stop and precise on-off DC load control, improving system reliability and maintenance efficiency.
Faqs:
  • What is the rated voltage and load current of the 3RT1035-1BB40?
    The 3RT1035-1BB40 has a rated voltage of DC24V and a load current rating of 50A, capable of handling up to 240V load voltage.
  • What are the key features that ensure the durability of this contactor?
    The contactor uses silver alloy contacts and purple copper coils for excellent conductivity and wear resistance, with an electrical lifespan of up to 1 million times and a mechanical lifespan of 100,000 times.
  • How does the 3RT1035-1BB40 enhance safety in industrial applications?
    It features an air type arc extinguishing medium and 50KA segmentation capability, effectively suppressing arcs and improving equipment safety, while complying with CCC certification standards.