Of numerous Dwyer Products, Inc. issues have enclosures that can become ranked weather resistant, dust-facts, or even submersible. There are two main score rules for housing coverage classification: NEMA and you can IEC.
In the usa, this new National Electrical Brands Connection (NEMA) have guide 250-2003, Enclosures to own Electronic Devices, that’s commonly used having ratings. Underwriters Labs (UL) keeps comparable studies with the NEMA ratings. Appointment a great NEMA score to your a product shall be care about-stated by the product manufacturer centered on product investigations; while with UL acceptance into the get needs testing by the UL to own research that the unit matches the quality.