Page 57 - IEC Insights Jul-Aug19

SAFETY CORNER

Four new articles have

been proposed for the

2020 edition of the NEC

By Thomas Domitrovich, P.E.

ARTICLE 242 OVERVOLTAGE ARTICLE 337 TYPE P common requirements currently found
PROTECTION (CMP-10) CABLE (CMP-6) in Articles 800, 820, 830, and 840 into
a new “general” article that applies
This new proposed article provides the This newly proposed article will cover to all of these articles while removing
general, installation, and connection the use, installation, and construction redundant requirements through out
requirements for overvoltage protection specifications for 600-volt Type P cable Articles 800, 820, 830, and 840.
and overvoltage protective devices. Part (armored and unarmored) for use in
II covers surge-protective devices (SPDs) hazardous (classified) locations. Based on Thomas Domitrovich, P.E. is VP of Technical
permanently installed on premises wiring cable performance and requirements for Sales for Eaton’s Bussmann business
systems of not more than 1,000 volts, some land-based operations, Type P cable within the Circuit Protection Division of
nominal. Part III covers surge arresters has been proposed to be added to the Eaton Corporation. Thomas is based out of
permanently installed on premises wiring 2020 NEC for hazardous area applications. St. Louis MO and has more than 25 years
systems over 1,000 volts, nominal. A of experience as an Electrical Engineer.
lot of this information was relocated He is a LEED Accredited Professional and
from existing Articles 280 and 285. ARTICLE 805 GENERAL a licensed Professional Engineer in the
REQUIREMENTS FOR state of Pennsylvania. Thomas is active in

ARTICLE 311 MEDIUM COMMUNICATIONS various trade organizations including the
Independent Electrical Contractors (IEC),
VOLTAGE CONDUCTORS SYSTEMS (CMP-16) International Association of Electrical
AND CABLE (CMP-6) This Chapter 8 article is intended to cover Inspectors (IAEI), Institute of Electrical
and Electronic Engineers (IEEE), National
communications circuits, community Electrical Manufacturer’s Association
This article will cover the use, installation, antenna television and radio distribution (NEMA) and the National Fire Protection
construction specifications and ampacities systems, network-powered broadband Association (NFPA). Thomas is Principle
for medium voltage conductors and cable communications systems, and premises- member on Code Making Panel 2 for the
(Type MV). Medium voltage requirements powered broadband communications National Electrical Code (NFPA 70) and
®
that were previously found in Articles 310 systems, in addition to the specific an Alternate member on NFPA 73 for
and 328 were consolidated into one article requirements in Articles 800, 820, electrical inspections of existing dwelling
to improve the usability of the Code. 830, and 840. This article will combine units both representing NEMA.

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