Get a jumpstart on more than 200 of the most crucial changes that impact your work! IAEI and NFPA, the two major authorities on code interpretation and enforcement, present these vital changes in an easy-to-use format and filled with valuable advice from the experts. Four new articles headline emerging electrical issues in the NEC-2014 code: Article 393. Low-Voltage Suspended Ceiling Power Distribution Systems serve as a support for a finished ceiling surface and consist of a busbar and busbar support system to distribute power to utilization equipment supplied by a Class 2 power supply. Article 646. Modular Data Centers contain fully customizable and scalable equipment to provide data center operations that, typically, are not permanently installed. Article 728. Fire-Resistive Cable Systems must be installed in accordance with very specific materials, supports, and requirements and are critical for the survivability of life safety circuits. Article 750. Energy Management Systems provide general requirements and address the types of loads permitted to be controlled through energy management.