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Describes installation procedures for temporary power at construction sites. It covers the planning, installation, expansion, maintenance, cutover, and removal of temporary power systems operating at 600 volts or less. NECA 200 is approved as an American National Standard (ANS).
This standard describes installation procedures for deadfront distribution switchboards rated 600 volts or less. This standard also covers periodic routine maintenance procedures for switchboards and special procedures to be used after adverse circumstances, such as a short circuit, ground-fault, or immersion in water. NECA 400 is approved as an American National Standard (ANS).
Describes installation and maintenance practices for motor control centers rated 600 volts or less. It also covers periodic routine maintenance procedures for motor control centers and special procedures to be used after adverse circumstances, such as a short-circuit, ground-fault, or immersion in water. NECA 402 is approved as an American National Standard (ANS).
Describes installation procedures for (a) Generator sets permanently installed at one-family dwellings to provide backup power, typically rated 120/240 volts, single-phase, three-wire; and (b) Generator sets fueled by gasoline, natural gas, or liquified petroleum (LP) gas. NECA 406 is approved as an American National Standard (ANS).
This standard describes installation procedures for pad-mounted, sealed, self-cooled or fan-cooled, compartmental, single- and three-phase liquid filled distribution and power transformers with primary windings rated from 2400 volts to 35 kV AC, nominal, and rated from 75 kVA through 5000 kVA, and associated accessories, designed for outdoor installation at grade level with underground entrance of primary and secondary conductors, and used for supplying power, heating and lighting loads for commercial, institutional, and industrial use in nonhazardous locations.
Describes installation and maintenance procedures for permanently installed, static, three-phase Uniterruptible Power Supplies (UPS) rated 30 kVA or more and rated 600 volts or less and related battery systems installed indoors and outdoors for commercial, institutional, and industrial applications. NECA 411 is approved as an American National Standard (ANS).
This standard describes application and installation practices and procedures for low-voltage, medium-voltage, and high-voltage fuses. This publication applies to all classifications of fuses used for overcurrent protection of distribution, utilization, and control equipment used for power, heating, and lighting loads for commercial, institutional, and industrial use in nonhazardous indoor and outdoor locations.
Describes installation of medium-voltage metal-clad switchgear. NECA 430 is approved as an American National Standard (ANS).
This Standard describes installation procedures for generators and related accessories and systems that are permanently installed for on-site standby or emergency power generation that are typically fueled by natural gas or diesel. Such generators may be defined as “emergency systems” or “legally-required standby systems” intended to supply power for emergency or life-safety applications in accordance with NFPA 70, National Electrical Code.
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