Allen-Bradley 700-NM400A1 is a Bulletin 700 NEMA heavy-duty modular relay. This 4-pole base blank relay is designed for machine tool and other demanding industrial applications, rated for 600V maximum AC/DC. It accepts a wide range of contact cartridges (10A, 20A, or 35A) and adder decks for custom configurations. The convertible swing-around contact cartridges allow for easy change from normally open to normally closed contacts.

AC General Purpose Contactors The **Allen Bradley 700-NM400A1 Relay** is a high-performance AC general-purpose contactor designed for reliable control of electrical circuits in industrial applications. Known for its superior quality and innovative design, this relay is part of Allen-Bradley's extensive portfolio in industrial automation, ensuring optimal performance and safety in operational environments. ## Key Features • **Current Rating:** 40A at 600V AC, enabling robust control of larger electrical loads. • **Coil Voltage:** Available in multiple coil voltages, including 120V AC and 240V AC, ensuring compatibility with various power systems. • **Contact Configuration:** Equipped with a 1NO (one normally open) configuration for versatile applications in machine control and automation. • **Environmental Specifications:** Designed to operate in temperatures ranging from -20°C to 50°C (-4°F to 122°F), ensuring reliability in diverse conditions. • **Mounting Type:** DIN rail mountable for easy installation and integration into existing systems. ## Applications • **Industrial Automation:** Ideal for controlling motors, lighting, and other equipment in manufacturing and processing plants. • **HVAC Systems:** Used in heating, ventilation, and air conditioning systems for effective load management. • **Commercial Equipment:** Suitable for commercial appliances such as ovens and refrigeration units, enhancing operational efficiency. • **Compatibility:** Designed to work seamlessly with Allen-Bradley PLCs and HMIs, ensuring a cohesive control system. ## Benefits • **Enhanced Reliability:** Built with high-quality materials and engineering, this relay provides dependable performance, minimizing downtime. • **Safety Features:** Incorporates built-in safety mechanisms, ensuring secure operation in critical environments. • **Energy Efficiency:** Optimizes power usage, contributing to lower operational costs and energy consumption. • **User-Friendly Installation:** The straightforward DIN rail mounting design simplifies installation, reducing setup time and labor costs. --- *Product information compiled with AI assistance for reference purposes.*