Square D Type 3R Enclosure 9991-KE3
The Square D Type 3R Enclosure 9991-KE3 is a robust and reliable housing solution designed to protect manual starters and switches in both indoor and outdoor environments. Crafted from durable sheet steel and finished with a gray paint, this enclosure ensures longevity and resistance to environmental factors.
Key Features
- Compatibility: Specifically engineered for use with Square D’s Class 2510 Type K manual starters and switches, including models KO1, KO2, KO3, KO4, KO5, and KO6.
- Dimensions: The enclosure measures 5.26 inches in height, 4.3 inches in width, and 2.82 inches in depth, providing a compact yet spacious interior for housing electrical components.
- NEMA 3R Rating: This rating signifies that the enclosure offers protection against falling rain, sleet, snow, and external ice formation, making it suitable for outdoor applications.
- Construction: Made from high-quality sheet steel, the enclosure is designed to withstand harsh conditions, ensuring the safety and integrity of the internal components.
Applications
The 9991-KE3 enclosure is ideal for safeguarding manual starters and switches in various settings, including industrial facilities, commercial buildings, and outdoor installations. Its NEMA 3R rating ensures that it can effectively protect electrical components from environmental hazards, making it a reliable choice for both indoor and outdoor applications.
Installation and Maintenance
Designed with user convenience in mind, the enclosure features pre-drilled mounting holes and conduit knockouts, facilitating straightforward installation. Regular maintenance involves inspecting the enclosure for signs of wear or damage and ensuring that the seals remain intact to maintain its protective capabilities.
In summary, the Square D Type 3R Enclosure 9991-KE3 offers a durable and efficient solution for protecting manual starters and switches in diverse environments. Its robust construction, compatibility with specific Square D components, and NEMA 3R rating make it a valuable asset for ensuring the safety and functionality of electrical systems.









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