Roof Ac Disconnect

An ac disconnect also known as a fuse box or switch box is for controlling the breakers and fuses that lead to your air conditioner.

Roof ac disconnect.

The hight of the disconnection switch is no higher than the a c unit typically 36 inch up from roof line. Ac disconnects act as safety switches that disconnect the load from the power sources. Devices are available in fused non fused molded case switch or three phase designs and in metal or plastic enclosures for all application. The air conditioner or heat pump unit disconnect must be within sight from and readily accessible from the unit.

The disconnecting means must be within sight of the transformer unless the location of the disconnect is field marked on the transformer and the disconnect is lockable click here to see fig. Acds provide a visible disconnecting means when performing maintenance and are commonly referred to as disconnects pullouts or air conditioning switches. An air conditioning disconnect acd provides an installer or repair personnel with a visible disconnecting means while performing maintenance on an air conditioning unit. Nec 440 13 disconnect for room air conditioners or heat pumps paraphrasing.

The disconnecting means shall be permitted to be installed on or within the air conditioning or refrigerating equipment. The disconnecting means shall not be located on panels that are designed to allow access to the air conditioning or refrigeration equipment or to obscure the equipment nameplate s. There are 3 standard designs non fused fused and a molded case switch.