What does raintight construction ensure?

Raintight construction is specifically designed to provide effective protection against rainwater infiltration under certain specified conditions. This means that the components or systems labeled as raintight are constructed to prevent moisture from entering an enclosure when subjected to rain, ensuring the integrity and functionality of electrical equipment even in wet environments.

It's important to recognize that "raintight" does not imply complete imperviousness to all moisture or water-related issues, such as flooding or extreme water exposure. Therefore, the concept is to withstand particular rain conditions rather than to provide an absolute barrier against all forms of moisture or flooding, which distinguishes it from other forms of water resistance. This focus on specific environmental conditions is crucial in understanding how raintight construction can be effectively utilized in various applications where moisture ingress must be minimized.