Siemens SIRIUS 3RT1355-6AR36 Contactor, AC-1, 200A, 4-Pole, 250-500V AC/DC, Rail/Screw Terminal Original Brand New

Overview

The Siemens SIRIUS 3RT1355-6AR36 is a robust and highly reliable 4-pole power contactor designed for switching weak or non-inductive loads (AC-1) up to 200 A at 400 V/40 °C. Part of the renowned SIRIUS family, this S6 frame size contactor is engineered for demanding industrial applications, offering exceptional performance and durability. Featuring a wide-range solid-state operating mechanism (250-500 V AC/DC) and 2 NO + 2 NC auxiliary contacts, the 3RT1355-6AR36 is ideal for disconnecting loads, managing power generation plants, and transfer switching applications. Its flexible connection options, including connection rail and screw terminals, ensure versatile integration into various control panels and systems.

Key Features & Function

• High Current Rating: Handles AC-1 loads up to 200 A at 400 V/40 °C, suitable for heavy-duty applications.
• 4-Pole Design: Provides comprehensive switching capabilities for multi-phase systems.
• Wide-Range Solid-State Operating Mechanism: Operates reliably across a broad voltage range of 250-500 V AC/DC, simplifying inventory and increasing application flexibility. The 3RT13 series features integrated coil damping (varistor) for enhanced protection.
• Integrated Auxiliary Contacts: Equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts for versatile control and signaling.
• Flexible Connection Methods: Offers both connection rail and robust screw terminals with connecting bars, allowing for connection via cable lugs or flexible/rigid busbars.
• Built-in Coil Damping: Features an integrated varistor for effective surge suppression at the control supply voltage connection, protecting the coil and extending its lifespan.
• Electromagnetic Compatibility (EMC): Fulfills requirements for environment category A, ensuring reliable operation in industrial settings.
• High Contact Reliability: Auxiliary contacts are designed for high contact reliability, even at low voltages (≤ 110 V) and currents (≤ 100 mA), making them suitable for solid-state circuits.
• Compatibility with Overload Relays: Seamlessly integrates with 3RB2 electronic overload relays for comprehensive motor protection.
• Standards Compliance: Manufactured in accordance with IEC 60947-1, IEC 60947-4-1, and IEC 60947-5-1 (auxiliary switches), ensuring global applicability and safety.

Benefit

• Enhanced Reliability: Robust construction and adherence to international standards guarantee long-term, dependable operation in challenging industrial environments.
• Reduced Downtime: High-quality components and integrated protection features minimize the risk of failures, contributing to increased operational efficiency.
• Versatile Application: Ideal for a wide range of non-inductive load switching, power distribution, and transfer switching tasks, offering excellent flexibility.
• Simplified Installation: Multiple connection options and clear documentation facilitate quick and straightforward installation and integration.
• Optimized Protection: Integrated coil damping and compatibility with external overload relays provide comprehensive protection for the contactor and connected equipment.
• Space-Saving Design: As part of the SIRIUS family, it’s designed for efficient use of panel space.
• Global Recognition: Siemens’ reputation for quality and compliance ensures acceptance in diverse industrial sectors worldwide.

Application

The Siemens SIRIUS 3RT1355-6AR36 contactor is perfectly suited for:

• Four-pole switching of resistive and non-inductive loads (AC-1)
• Disconnecting power generation plants from the grid
• General load disconnection in industrial and commercial settings
• Transfer switching applications
• Integration into control panels, distribution boards, and machinery for robust power control.

For more Siemens SIRIUS products and industrial automation solutions, visit Turll.