By: Wes Gubitz. Branch-Circuit Short-Circuit and Ground-Fault Overcurrent Protection is the final article of a four part series. The series is titled “Motor Calculations” and covers the Code and calculations for single general motor applications. In parts I – III we discussed calculating the motor load, the ampacity of the […]
Read MoreGrounding Versus Bonding: Part 1 Q&A
A question from our reader, regarding Grounding VS Bonding Part 1 Question: Great info but is bonding the enclosures ( J boxes ) better than using grounding bushings? Answer: Greetings, That is a good question! Let’s take a look at both of these grounding and bonding methods and see if we […]
Read MoreGrounding Requirements for Portable Generators
By: Stan Turkel. Portable generators are useful for when temporary or remote power is needed. Knowing when to ground a generator is critical for operator safety. OSHA guidelines can keep you safe and help you avoid any electrical violations. The principal function of the system ground, or grounding electrode, (ground […]
Read MoreMotor Calculations – Part III: The Motor Overload
Motor Calculations – Part III: The Motor Overload By: Wes Gubitz This is the third part of a series designed to help explain how to properly calculate motor circuits. In Part I: The Motor, we demonstrated how to determine the motor load for general motor applications using 430.6(A)(1) which states […]
Read MoreGrounding Versus Bonding: Part 1
By: Jerry Durham, JADE Learning. The terms Grounding and Bonding are found throughout the NEC text, and while they are seemingly interchangeable terms, they are actually two distinct procedures when it comes to the National Electrical Code, as well as the installation of electrical equipment. The act of “grounding” (versus […]
Read MoreMotor Calculations – Part II: Motor Circuit Conductors
By: Wes Gubitz. This is the second part of a four-part series designed to help explain how to properly calculate motor circuits. In Part I: The Motor Load, we demonstrated how to determine the motor load for general motor applications, 430.6(A)(1). Table values shall be used to determine the ampacity […]
Read MoreElectrical Safety in the Workplace (2018 NFPA 70E)
By: Dennis Bordeaux The 2018 edition of NFPA 70E, Standard for Electrical Safety in the Workplace has been extensively revised and significant new requirements have been added. Electricity is the most pervasive energy source present in the workplace and can present an extremely dangerous hazard to those who must work […]
Read MoreHow Do I Renew My Alabama Electrical License
3 Steps to Renew My Alabama Electrical License Step 1 – When Does My Alabama Electrical License Expire: The expiration date for your Alabama electrical license can vary. Electrical licenses in Alabama expire every two years on one of the following days: March 30th June 30th September 30th December 30th […]
Read MoreHow Do I Renew My Oregon Electrical License
3 Steps to Renew My Oregon Electrical License Step 1 – When Does My Oregon Electrical License Expire: There are two different Oregon electrical license deadlines to consider. The first is October 1st 2018. This deadline is for Journeyman (J) and Limited Residential Electricians (LR). The second deadline is October […]
Read MoreHow Do I Renew My South Dakota Electrical License
3 Steps to Renew My South Dakota Electrical License Step 1 – When Does My South Dakota Electrical License Expire: South Dakota electrical licenses expire every 2 years on June 30th (even years). South Dakota electrical licenses will expire on June 30th 2018. In order to continue working and keep an […]
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