Build your own practice quizzes, review your wrong answers report, and test yourself against the clock in a simulated exam. Part III of Article 250 addresses the requirements for grounding of electrical systems. This GFCI protection for the temporary installed receptacles is intended to protect personnel from shock hazards that may be encountered during construction or maintenance of equipment.
With Tests.com , you have the option to purchase a practice test kit based on the 2011, 2014 or 2017 NEC Codes. The intent of Section 230.26, requiring the point of attachment of overhead service-drop conductors to be not less than 10 feet, is to prevent inadvertent contact with the conductors by persons, which may cause a shock hazard or electrocution and prevent physical damage to the conductors. With over 700 questions, answers, hints and code references, this invaluable interactive tool allows you to quiz yourself multiple times in the subject areas that you choose. 0 Table 511.3(C) indicates where mechanical ventilation is not provided in the below floor level service pit of a major repair garage it shall be a Class I, Division 1 location. Article 705 establishes the requirements for interconnecting power production equipment, such as solar photovoltaic (PV) systems, that operate in parallel with a utility supplied service. The purpose of this rule is to prevent the accumulation of debris between the conduit and the mounting surface and help to prevent the conduit from rusting. This exam consists of 80 multiple choice questions & answers based on … 2. It applies to dwellings served by a 120/240- volt, single phase system or a 208Y/120- volt, 3-phase system. This text parallels the requirement of Section 404.8(A), which applies to all switches and circuit breakers used as switches. It applies to dwellings served by a 120/240- volt, single phase system or a 208Y/120- volt, 3-phase system. 6704 0 obj <>/Filter/FlateDecode/ID[<8F164B44827C504695AFBE4EDB91208B><6196EC9F6FFFAC4F9EEF00EAF3188D17>]/Index[6684 30]/Info 6683 0 R/Length 102/Prev 617224/Root 6685 0 R/Size 6714/Type/XRef/W[1 3 1]>>stream Section 314.23(F) verifies in order to ensure adequate support of the FS box, it shall be supported by two (2) or more conduits threaded into the box and shall be secured within 18 inches of the box. This exam consists of 80 multiple choice questions & answers based on the actual on the National Electrical Code® (NEC®) 2017. Barriers are required between switches that are ganged in a box and used to switch 277-volt luminaires on 480Y/277-volt systems where two or more phase conductors enter the box. above the conductors. Licensed Master Electrician Exams- Electrical Test Prep Course at www.necquestions.com for the Licensed Master Electrician Exam or Journeyman Electrician Exam has Free Electrical Exam Questions showing you common Tests containing Electrical Exam Questions and Fire Alarm Exam Questions