78090-51R | Ward Leonard Electric 3 Pole 40amp Contactor

Description 

The 78090-51R is a 3-pole contactor rated for 40 amps. It is designed for use in electrical systems to manage high-current switching applications, providing reliable and efficient control of circuits. Suitable for various industrial and commercial applications requiring 3-pole configuration and 40-amp capacity.

Technical Specifications 

Information About 78090-51R

The 78090-51R is a robust 3-pole contactor designed to provide reliable and efficient control in high-current switching applications. Classified under the Contactors & Starters category, and more specifically within the Contactor subcategory, this component is engineered for use in a wide range of electrical systems, where it serves as a key element in managing and directing electrical power to various loads. Weighing 1.65 lbs, the 78090-51R contactor is a compact and durable solution, offering the strength and reliability necessary for demanding industrial and commercial applications.

The 78090-51R contactor is designed to handle significant electrical loads, ensuring consistent performance and long-term durability. Its 3-pole configuration allows it to efficiently manage and switch three-phase electrical circuits, making it an ideal choice for systems requiring balanced power distribution across multiple phases. This capability is essential in industrial settings where three-phase power is commonly used to drive large motors, heavy machinery, and other equipment that demand stable and efficient power control. The 3-pole design helps to ensure that each phase receives equal power, thereby minimizing the risk of phase imbalance and enhancing the overall reliability of the electrical system.

The 78090-51R’s compact size and moderate weight make it easy to install within a variety of electrical panels and enclosures, providing flexibility in system design and layout. This ease of installation is crucial in industrial environments where space can be limited, and where quick and efficient installation is often required to minimize downtime and maintain productivity. The contactor’s standardized design ensures compatibility with a wide range of mounting configurations and electrical systems, facilitating integration into both new installations and retrofit projects.

One of the key attributes of the 78090-51R contactor is its ability to handle high current loads. Rated for 40 amps, this contactor is suitable for applications where substantial electrical currents must be controlled and switched reliably. This high current rating allows the 78090-51R to operate effectively in environments where heavy-duty electrical loads are common, such as in motor control centers, HVAC systems, lighting control, and power distribution networks. By providing reliable current handling, the 78090-51R helps to protect electrical equipment from overload conditions, contributing to the safe and efficient operation of the overall system.

In addition to its robust current handling capabilities, the 78090-51R contactor is designed to ensure consistent performance over extended periods of operation. Its construction materials and design features are selected to withstand the mechanical and electrical stresses associated with frequent switching operations. This durability ensures that the contactor can operate effectively even in harsh industrial conditions, where exposure to dust, moisture, and vibration may be present. The 78090-51R’s resilience helps to reduce the need for frequent maintenance or replacement, thereby lowering the total cost of ownership and enhancing system reliability.

The 78090-51R contactor incorporates a range of safety features designed to protect both the contactor itself and the connected equipment. These safety features may include thermal overload protection, which helps to prevent overheating during high current conditions, as well as arc suppression mechanisms to reduce the risk of electrical arcing during switching operations. By incorporating these safety measures, the 78090-51R ensures safe and reliable operation, minimizing the risk of equipment damage and enhancing the safety of personnel working with or near the electrical system.

Another important aspect of the 78090-51R contactor is its ease of operation. The contactor is designed to provide straightforward and reliable control over electrical circuits, making it suitable for use by both experienced technicians and operators with less technical expertise. Its intuitive design allows for easy connection and control, enabling quick adjustments to be made when necessary. This simplicity of operation ensures that the contactor can be easily incorporated into automated control systems, where it can be used to manage a wide range of electrical loads.

The 78090-51R contactor is also designed with compatibility in mind. Its electrical characteristics are engineered to meet standard specifications, ensuring that it can be integrated into a variety of electrical systems without the need for extensive customization or adaptation. This compatibility is essential in modern industrial settings, where systems often incorporate components from multiple manufacturers and where seamless integration is necessary to maintain operational efficiency.

In terms of environmental impact, the 78090-51R contactor is designed to minimize energy loss during operation, contributing to overall system efficiency. By ensuring that power is switched and controlled effectively, the contactor helps to reduce energy consumption and optimize the performance of the connected electrical equipment. This focus on efficiency is important in industries where energy costs are a significant concern, and where reducing energy consumption can lead to substantial cost savings.

In summary, the 78090-51R is a versatile and reliable 3-pole contactor designed for use in a wide range of high-current switching applications. With its 40-amp current rating, robust construction, and compatibility with standard electrical systems, this contactor provides effective control over three-phase circuits, ensuring balanced power distribution and reliable operation. Its compact size and ease of installation make it suitable for use in various industrial and commercial environments, while its safety features and durability ensure consistent performance and protection for both equipment and personnel. The 78090-51R contactor is a dependable solution for enhancing the reliability and efficiency of electrical systems, offering the strength and versatility needed to meet the demands of modern industrial applications.

Manufacturer information

Ward Leonard is a diversified industrial technology company that provides high-efficiency electrical rotating equipment solutions to Industrial, Oil & Gas and Military customers worldwide.