NEMA Releases Comprehensive Guide on Electrical Industrial Topics – Free Download

The National Electrical Manufacturers Association (NEMA) has issued the latest edition of its Informational Guide, ICS 20‑2009, covering key electrical industrial topics.

Designed for engineers, designers, and procurement professionals, the guide addresses essential subjects such as enclosure type ratings, wire sizing, and feeder and branch circuit design—information crucial for the safe, efficient, and compliant use of electrical equipment across the global marketplace.

ICS 20 is available at no cost in PDF format. Hard copies can be purchased for $67 by visiting www.nema.org/stds/ics20.cfm or contacting IHS directly: 800‑854‑7179 (U.S.), 303‑397‑7956 (international), or 303‑397‑2740 (fax). For additional inquiries, visit global.ihs.com.

NEMA, founded in 1926 and headquartered near Washington, D.C., represents around 450 manufacturers of electrical and medical imaging equipment. Its products span the entire electrical supply chain—from generation and transmission to distribution, control, and end‑use applications—serving utilities, industry, commercial, institutional, and residential markets. The Medical Imaging & Technology Alliance (MITA) Division champions innovations in MRI, CT, X‑ray, and ultrasound diagnostics. With worldwide sales exceeding $120 billion, NEMA’s influence extends globally, supported by offices in Beijing and Mexico City.