An SPD shall be a listed device. This article is not a substitute for the NEC. Article 242 Overvoltage Protection 2. There are 15 listed. The SPD shall be installed at a point on the system where the available fault current is in excess of its marked short-circuit current rating. There will be four new article additions to the 2020 NEC: 1. Posted: Wed Jun 18, 2014 3:25 pm . With the 2020 revision, Articles 280 and 285 were deleted and replaced by Article 242. google_ad_client = "ca-pub-8084219556731616"; For example, if you have a multi-grounded neutral primary system there has to be at least one other ground one the ground conductor of the secondary (among other requirements) [242.54(B)(2)]. Analysis of Changes, NEC 2020 also gives an in-depth look into the four newest articles to the NEC: Overvoltage Protection, Article 242; Medium Voltage Conductors and Cable, Article 311; Type P Cable, Article 337; and General Requirements for Communications Systems, new Article … National Electrical Code Articles and Information. Additionally, Article 242 has been added and replaces articles 280 and 285 in the 2017 Code. This article provides the general requirements, installation requirements, and connection requirements for overvoltage protection and overvoltage protective devices. These updates have run uninterrupted since 1897, when the code was introduced. Each type of SPD, as you may have guessed, has its particular requirements. Reasons why you might need to hard reset NEC e242? The NEC is adopted in all 50 states, and covers electrical wiring and installations. The 2020 NEC. NFPA 70, National Electrical Code (NEC… So be careful to apply the Article 100 definitions. DEFINITIONS (NEC Article 100) 2.1 ACCESSIBLE: (As applied to equipment) Admitting close approach; not guarded by locked doors, elevation or other effective means. NFPA 70 ®, National Electrical Code ® (NEC ®), sets the foundation for electrical safety.The revised 2020 edition of this trusted code reflects the dynamic nature of the industry, incorporating more than 3,700 public inputs and 1,900 comments, resulting in hundreds of updates and four all-new articles related to emerging issues like emergency disconnects, … Major changes: Surge Protection is Required for Dwelling Units, Ground Fault Protection, Outdoor Emergency Disconnects for Dwelling Units How will factory reset affect the voicemail messages on my NEC e242? The definitions are in Article 100, under "Surge-Protective Device (SPD". Article 311 Medium Voltage Conductors and Cable Takes information previously found in Articles 310 and 328 and combines it into this article. This article is not a substitute The National Fire Protection Agency publishes official updates to the National Electrical Code every three years. Structurally, rules for surge arrestors and SPDs now appear in Article 242 of 2020 NEC, titled “Overvoltage Protection,” combined from Articles 280 and 285 of 2017 NEC. Below is a preview of Article 240. Answer: While Article 440 covers the application of hermetic motors, it does so only by amending Article 430 because hermetic motors are a special case of motors. SPDs must be inaccessible to unqualified people unless listed for installations in accessible locations [242.22]. google_ad_width = 728; google_ad_height = 90; The General requirements are thin, to say the least. NFPA 70 National Electrical Code 2020 Edition INTRODUCTION The 2020 NEC® includes revision symbols identifying changes from the previous edition. When doing motor load calculations, which Article covers hermetic motors? What gets deleted from NEC e242 during a hard reset? In order to make these comprehensive changes more manageable and easier to digest, we've created this gallery, which summarizes the most important revisions to the 2020 NEC that affect the largest number of our readers. I have forgotten a PIN code for NEC e242. Article 242 is new in the 2020 NEC and was made from combining previous Article 280 Surge Arresters, Over 1000 Volts, and Article 285 Surge-Protective Devices (SPDs), 1000 Volts or Less. •This presentation provides a first hand review of NEC revisions that impact on electrical construction and system installation. //-->. Based on the 2020 NEC, which of the following is true? Much of the information in this article was moved from Articles 280, Surge Arresters Over 1000 Volts, and 285, Surge-Protective Devices, 1000 Volts or Less. The new article 242 will cover the installation and requirements for overvoltage protection as well as overvoltage protective devices. regarding the National Electrical Code. Article 240: Overcurrent Protection. /* 728x20Leaderboard */ Article 242 is new in the 2020 NEC and was made from combining previous Article 280, sign in for electrical continuing education courses. The SPD shall be marked with a short-circuit current rating and shall not be installed at a point on the system where the available fault current is in excess of that rating. Article 90 precedes Chapter One, and establishes the authority of the NEC. Chapter 4 NEC & NEMA Standards 3 Table 310.16 Allowable Ampacities of Insulated Conductors Rated 0 Through 2000 Volts, 60°C Through 90°C (140°F Through 194°F), Not More Than Three Current-Carrying Conductors in Raceway, Cable, or Earth (Directly Buried), Based on Ambient Temperature of 30°C (86°F) But for general applications, it does not provide a requirement; it merely provides a recommendation in a couple of FPNs. How to factory reset NEC e242?How to wipe all data in NEC e242? There's the statement of scope (summed up in the second sentence above) and a requirement to refer to Table 242.3. Article 242, overvoltage protection: This is a new article in the 2020 NEC and is intended to provide general, installation and connection requirements for overvoltage protection devices. That's right, you can't just drive a ground rod and connect to that. Where used at a point on a circuit, there must be an SPD for each ungrounded conductor [2424.44]. Learn. See the actual NEC text at NFPA.ORG for the complete code section. Article 242 is split into the following three parts: Below is a preview of the NEC. How to restore defaults in NEC e242?. NFPA 70 National Electrical Code 2020 Edition INTRODUCTION The 2020 NEC® includes revision symbols identifying changes from the previous edition. Don't ground where you should bond. New Articles in the 2020 NEC •Article 242 Overvoltage Protection •Article 311 Medium Voltage Cable •Article 337 Type P Cable •Article 800 General Article 311 Medium Voltage Co[…] READ ARTICLE As a result your NEC e242 will be as new and your core … The 2020 requirements in Article 242 were previously found in Article 280 Surge Arresters, Over 1000 Volts, and Article 285 Surge-Protective Devices (SPDs), 1000 Volts or Less. International Codes (if applicable to the installation). Does the NEC provide a voltage drop requirement? 2020 NEC Changes NEC ... • Surge Protectors are now part of the new Article 242 Overvoltage Protection . Having both previous NEC articles combined into one and located immediately after Article 240 ( Overcurrent Protection) makes sense and improves the overall usability of the NEC. Articles 280 and 285 from the 2017 NEC have been combined into Article 242, “Overvoltage Protection.” The article has three parts: “General,” “Surge Protective Devices (SPDs) 1000 Volts or Less,” and “Surge Arresters Over 1000 Volts.” Technical responsibility for Article 242 and its associated definitions in Article 100 has been shifted from Code-Making Panel (CMP) 5 to CMP 10. google_ad_slot = "4369167888"; Yes! your business. 2020 NEC Article 200 – 215. National Electrical Code (NEC). Does the NEC refer to grounding incorrectly in any of its articles? Chapter 8 provides the requirements for communications systems. Article 242 Part III applies to Surge arrestors under 1000 volts. Do you know the difference between bonding and grounding? See the actual NEC text at NFPA.ORG for the complete code section. Article provides the General requirements are thin nec article 242 to say the least method of master reset NEC e242 my. 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