Mindblown: a blog for Electricians.

  • Troubleshooting: Flickering Lights

    Troubleshooting Flickering Lights in Dwelling’s flickering lights in a dwelling can be symptomatic of various electrical problems. It’s essential to identify the underlying cause and address it promptly to avoid further complications. Here are some common reasons why lights might flicker and what each scenario signifies: Loose or Faulty Bulbs (Lamps): The simplest reason for…

  • electrical exam prep questions

    Electrical Exam Prep Questions There are several resources where you can find the best electrical exam prep questions, depending on the type of electrical exam you are preparing for. Here are a few options: National Electric Code (NEC) Handbook: The NEC handbook contains practice questions and examples that are similar to those found on the exam.…

  • Sizing Neutrals (Grounded) in a Parallel Service Explained

    Sizing Neutrals (Grounded) in a Parallel Service Explained Updated: Jun 27 We are often obsessed with electrical calculations that seem to say one thing but end up meaning something else altogether. One example of this may appear when sizing the grounded (neutral) conductor on a service with parallel ungrounded conductors. In this article, we will examine…

  • Installing Conductors in Existing Raceways

    Installing Conductors in Existing Raceways INSTALLING CONDUCTORS INTO EXISTING RACEWAYS It is common for electricians to install conductors into a conduit raceway system that already has conductors installed in them. If this is the case, the amount of space being used by the conductors must be determined in order to know the amount of space…

  • Hidden Dangers of Multiwire Branch Circuits

    Dangers of Multiwire Branch Circuits Dangers of Multiwire Circuits One of the dangers of multi-wire circuits is the effect of an open neutral. If the neutral becomes open, the circuit becomes a series circuit and the voltages will divide between the two loads based on the size of the loads. If the neutral is open…

  • Fixed Electric Space Heating Calculations

    Calculating Fixed Electric Space Heating Fixed Electric Space Heating Equipment Per 424.4(B), fixed electric space heating equipment is a continuous load. To determine the current of the conductors, multiply the total current of the equipment by 125%. Once the current of the conductors is found in amps, use Table 310.16 to size the conductors. The…

  • National Electrical Code

    The NEC is Amazing Overview of NEC® The National Electrical Code (NEC) is a set of safety standards and regulations for electrical installations in the United States. The code is updated every three years by the National Fire Protection Association (NFPA), with the latest edition being NEC 2023. It covers a wide range of topics,…

  • Earn Money Now – Become an Educational Affiliate

    Electrical Code Academy, Inc. is a company that specializes in providing electrical education and training. Here are some benefits of becoming an affiliate with Electrical Code Academy, Inc., and selling their electrical training courses: Credibility and Association with Quality: By associating with a reputable institution like Electrical Code Academy, Inc., you align yourself with a…

  • Motors | Single Motor Branch Circuit Conductors

    Motors | Single Motor Branch Circuit Conductors Imagine life without Motors. What would the world be like if not for Nikola Tesla, and his alternating current motor? Today, we utilize motors in various appliances, that increase our comfort of living, and within commercial and industrial facilities that produce widgets, and gadgets that afford us these…

  • Metal-Clad Cable with Nonmetallic Boxes?

    Metal-Clad Cable with Nonmetallic Boxes?Updated: May 14, 2021 There have been many questions regarding the use of Metal-Clad Cable in various occupancies as an alternative to Nonmetallic-Sheathed Cable, such as in residential dwelling applications. With those questions also came additional discussions regarding the bonding of the metallic sheathing (armor) and the overall compliance with the…

  • Electrical Exam Preparation

    Electrical Exam Preparation Updated: Jun 14 Are you struggling with how to properly study for your PSI or ICCSAFE electrical exam? Do you find yourself flipping endlessly through the National Electrical Code® not really sure what you need to be studying? Well, if that sounds like you then we have the answers. Our Founder Paul Abernathy…

  • The Critical Role of AFCIs in Preventing Arc Fires in Homes

    The Critical Role of AFCIs in Preventing Arc Fires in HomesThe potential for arcing faults and subsequent fires is a significant concern for residential properties. One crucial technology developed to lower the risk of electrical fires is the Arc Fault Circuit Interrupter (AFCI). Specifically engineered to identify dangerous arcing conditions, AFCIs serve as an essential…

  • Basics of Electrical Transformers Construction

    How Are Electrical Transformers Constructed? Transformer Construction The windings of industrial electrical transformers are not placed on separate legs (as shown in Figure 11-1). A more efficient method, which reduces flux leakage, is to place the windings on top of one another (Figure 11-5). If a transformer is wound as shown in Figure 11-1, much of the…

  • The Pivotal Role of Electricians in the Construction Industry: Why More Hands Are Essential

    The Pivotal Role of Electricians in the Construction Industry The construction industry is the backbone of infrastructural development and electricians are the lifeblood that makes this possible. As the demand for new buildings and renovations surge, there’s an escalating necessity for more electricians. This article illuminates the pivotal role that electricians play in the construction…

  • Building your Electrical Business in a Bad Economy
    Building your Electrical Business in a Bad Economy

    When the economy becomes tough, it can be challenging to build and grow a business, including an electrical contracting business. Here are some tips that might help: Diversify your services: Consider expanding your services beyond traditional electrical work. For instance, you could offer energy audits, solar panel installations, or electric vehicle charging station installations. By…

  • Electrical Exam Prep: A Fast Trax® Journey
    Electrical Exam Prep: A Fast Trax® Journey

    Unraveling Electrical Exam Prep: A Fast Trax® Journey Embarking on the path to becoming a certified electrician is a thrilling adventure with its fair share of challenges. Among them, one that stands out is the electrical exam. While this might seem daunting, with the appropriate preparation – notably, the Fast Trax® Electrical Exam Prep Course offered by…

  • Why Electricians Must Learn the Big Book of Electrical Rules and How Fast Trax® Helps Them

    Do you know how the lights in your house turn on with a simple flick of a switch? Or how your video game console works when you plug it into an outlet? All of these are possible because of electricians. They are like superheroes who make sure we have electricity to light our homes and…

  • Dissecting Electrical Exam Prep Questions: Finding the Root of the Question

    Learning to dissect exam questions effectively is an essential skill for aspiring electricians preparing for their certification exams. Grasping this skill allows students to approach questions confidently, understand the underlying concepts, and accurately determine the correct answer. This article provides a step-by-step guide to dissecting electrical exam prep questions and finding the root of the…

  • The new budget-friendly Electrical Exam Prep Course
    The new budget-friendly Electrical Exam Prep Course

    Welcome to our blog, where we are thrilled to unveil an exciting addition to our offerings: the brand new budget-friendly Electrical Exam Prep Course. If you’re an aspiring journeyman or master electrician, this is the ultimate resource you’ve been waiting for to help you conquer your upcoming electrical exam with confidence and success. Mastering the…

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