noreply@blogger.com (Electrical-Knowhow)Sat, 28 Mar 2026 02:27:40 +0300Blogger http://www.blogger.com26125https://electrical-inspector.blogspot.com/en-usnonoreply@blogger.comhttps://electrical-inspector.blogspot.com/2013/11/properties-of-conductors.htmlnoreply@blogger.com (Electrical-Knowhow)Thu, 21 Nov 2013 10:26:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-3409098460586865670 In the previous Article," Introduction to Conductor Inspection ", I listed all the important terms and their definitions in one complete glossary.Today, I will explain the different Properties of Conductors as follows. 3- Properties of Conductors  The fundamental concern of power cable engineering is to transmit current (power) economically and efficiently. The choice of the conductor 2https://electrical-inspector.blogspot.com/2013/11/Fluorescent-and-Incandescent-Light-Fixtures-Inspection.htmlnoreply@blogger.com (Electrical-Knowhow)Sat, 16 Nov 2013 08:24:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-1125547038513748232 1- Introduction In this course you will learn: How to inspect fluorescent lighting fixtures and incandescent lighting fixtures (Fig.1), How to identify the correct fixture to be inspected, How to verify that the fixture is properly installed, How to document your inspection results. This course will reference the National Electric Code (NEC) and Underwriters Laboratory (UL) documents.2https://electrical-inspector.blogspot.com/2013/11/introduction-to-conductor-inspection.htmlnoreply@blogger.com (Electrical-Knowhow)Wed, 13 Nov 2013 08:52:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-54654816370389256751- Introduction Conductors are one of the most important parts of an electrical system. The conductor serves as the highway or path of the electric current. It is essential for this path to be free of obstruction. A damaged conductor can be a hazard to the electrical circuit, to equipment, and to human life. In this course, the electrical inspector will learn: How to identify conductor 0https://electrical-inspector.blogspot.com/2013/11/Conductors-Inspection-Course.htmlnoreply@blogger.com (Electrical-Knowhow)Mon, 11 Nov 2013 08:00:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-7247526944280257353 CAB-1: Conductors Inspection Course Course Description: This course is intended to prepare the target persons with the ability to inspect Conductors, wires and cables according to applicable standards. The target Persons:Design engineers, new graduate engineers, under graduate engineering students, site field engineers, maintenance engineers and technicians.  1https://electrical-inspector.blogspot.com/2013/11/Conduits-junction-pull-boxes-review.htmlnoreply@blogger.com (Electrical-Knowhow)Sat, 9 Nov 2013 08:28:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-1472605761230622358Today, I will make a Review for Course WR-2: Inspect Conduits, Junction and Pull Boxes as follows. You can review the following articles in the same course for more information: Types of Electrical Conduits Conduit Fittings and Supports Electrical Boxes - Part One Electrical Boxes – Part Two Electrical Boxes Volume and Fill Calculations Conduit Fill Calculations How to inspect 0https://electrical-inspector.blogspot.com/2013/06/How-To-Inspect-Electrical-Conduits-and-Boxes.htmlnoreply@blogger.com (Electrical-Knowhow)Mon, 24 Jun 2013 11:09:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-8842329006248118606In Article " Conduit Fill Calculations ", I explained the following items: Conduit Sizes Designations, Tables used for Conduit Fill Calculations. Also, In Article " Electrical Boxes Volume and Fill Calculations ", I explained the following items: NEC 314.16 Part (A): Box Volume Calculations, NEC 314.16 Part (B): Box Fill Calculations, NEC 314.16 Part (C): Conduit Bodies. Today, 4https://electrical-inspector.blogspot.com/2013/06/conduit-fill-calculations.htmlnoreply@blogger.com (Electrical-Knowhow)Tue, 18 Jun 2013 13:10:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-3984355787078942734In Article " Electrical Boxes Volume and Fill Calculations ", I explained the following items: NEC 314.16 Part (A): Box Volume Calculations, NEC 314.16 Part (B): Box Fill Calculations, NEC 314.16 Part (C): Conduit Bodies. Today, I will explain Conduit Fill Calculations as follows. You can review the following articles in the same course for more information:  Types of Electrical Conduits 0https://electrical-inspector.blogspot.com/2013/06/Electrical-Boxes-Volume-and-Fill-Calculations.htmlnoreply@blogger.com (Electrical-Knowhow)Sun, 16 Jun 2013 11:48:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-8678228181514931454In Article " Electrical Boxes – Part Two ", I explained the following items: Device boxes,  Pull and junction boxes, Sizing of Junction and pull boxes according to NEC Section 314-28. Today, I will explain Electrical Boxes Volume and Fill Calculations  as follows. You can review the following articles in the same course for more information:  Types of Electrical Conduits0https://electrical-inspector.blogspot.com/2013/06/electrical-boxes-part-two.htmlnoreply@blogger.com (Electrical-Knowhow)Wed, 12 Jun 2013 09:51:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-4270739339863880242In Article " Electrical Boxes - Part One ", I explained that there are many types of Electrical boxes used in a conduit installation. The application and site conditions determine the type of box used. The electrical boxes can be divided to: The outlet boxes, Device boxes,  Pull and junction boxes. And I explained the first type: the outlet boxes in this Article.Today, I will explain other 0https://electrical-inspector.blogspot.com/2013/06/electrical-boxes.htmlnoreply@blogger.com (Electrical-Knowhow)Mon, 10 Jun 2013 13:52:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-6105650299355014305In Article " Conduit Fittings and Supports ", I explained the following points: Types of Conduit Fittings and Supports, Notes for Conduit Supporting. Today, I will explain The Types of Electrical Boxes as follows. You can review the following articles in the same course for more information:  Types of Electrical Conduits 1- Functions of the Electrical Boxes In any 1https://electrical-inspector.blogspot.com/2013/06/conduit-fittings-and-supports.htmlnoreply@blogger.com (Electrical-Knowhow)Wed, 5 Jun 2013 14:01:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-3683963658595267205In Article " Types of Electrical Conduits ", I explained the following points: Definition of An electrical conduit, Advantages of using Electrical conduits than other wiring methods, Disadvantages of using Electrical conduits, How to Verify Correct Installation of Conduit, Types of Conduit. Today, I will explain Conduit Fittings and Supports as follows. Conduit Fittings and Supports 2https://electrical-inspector.blogspot.com/2013/06/types-of-electrical-conduits.htmlnoreply@blogger.com (Electrical-Knowhow)Sun, 2 Jun 2013 14:48:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-5235641835847122678 1- Introduction to Electrical Conduits Definition: An electrical conduit (EC): is a piping system that is used to carry electrical wiring for either power or communication. These piping systems are commonly referred to as raceways. Advantages of using Electrical conduits than other wiring methods Electrical conduit 3https://electrical-inspector.blogspot.com/2013/05/how-to-verify-ground-connections-and.htmlnoreply@blogger.com (Electrical-Knowhow)Thu, 30 May 2013 13:15:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-5252739471384450154In Article " How to Verify Ground Rod and Grid Installation ", I explained the following points: Practice#2: How to Verify Ground Grid Installation, Practice#3: How to Verify Ground Rod Installation. Today, I will explain the following: Practice#4: How to Verify Connection / Interconnection Installation Ground Connection Requirements and  Practice#5: How to Verify Fence Ground 0https://electrical-inspector.blogspot.com/2013/05/Verifying-Ground-Grid-and-Rod-Installation.htmlnoreply@blogger.com (Electrical-Knowhow)Tue, 28 May 2013 14:16:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-6346052316206986586In Article " How to Calculate Ground Resistance ", I explained the following points: How to Measure Ground Resistance, How to Estimate Minimum Ground Grid Resistance, How to Estimate Upper Limit of Ground Resistance. Today, I will explain Practice#2: How to Determine Ground Resistance and Practice#3: How To Verify Ground Rod Installation as follows.You can review the following Articles For more 0https://electrical-inspector.blogspot.com/2013/05/how-to-calculate-ground-resistance.htmlnoreply@blogger.com (Electrical-Knowhow)Sun, 26 May 2013 09:13:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-5063860025936155587In Article " Identifying Grounding Connectors and Bushings ", I explained the two methods for making the grounding connections, which were: Soldered Splice, Solderless Splice (Compression Connectors). Today, I will explain Practice#1: How to Determine Ground Resistance as follows. You can review the following Articles For more information: Introduction to Earthing System 1https://electrical-inspector.blogspot.com/2013/05/Identifying-Grounding-Connectors-and-Bushings.htmlnoreply@blogger.com (Electrical-Knowhow)Tue, 21 May 2013 14:06:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-5104192904556010177In Article " Identifying Correct Grounding Tools and Equipment ", I explained the following points:  Exothermic Weld Splice, Compression Tools and Dies. Today, I will explain how to identify Grounding Connectors and Bushings as follows. You can review the following Articles For more information: Introduction to Earthing System Ground Resistance Calculations  Ground 0https://electrical-inspector.blogspot.com/2013/05/Identifying-Correct-Grounding-Tools-and-Equipment.htmlnoreply@blogger.com (Electrical-Knowhow)Sun, 19 May 2013 08:03:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-4691171302742943761 In Article " Verifying Ground Connection and Fence Ground Installation ", I explained the following points: Verifying Ground Connection/Interconnection Installation,  Verifying Fence Ground Installation.  Today, I will explain how to identify Correct Grounding Tools and Equipment as follows. You can review the following Articles For more information: Introduction to Earthing 0https://electrical-inspector.blogspot.com/2013/05/verifying-ground-connection-and-fence.htmlnoreply@blogger.com (Electrical-Knowhow)Wed, 15 May 2013 08:57:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-5966862725975250300In Article " Verifying Ground Rod Installation ", I explained the following points:  Resistance to Earth,  Design Guidelines and Requirements,  Measuring Rod Resistance.  Today, I will explain the following points: Verifying Ground Connection/Interconnection Installation,  Verifying Fence Ground Installation.  You can review the following Articles For more 0https://electrical-inspector.blogspot.com/2013/05/verifying-ground-rod-installation.htmlnoreply@blogger.com (Electrical-Knowhow)Mon, 13 May 2013 14:56:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-2370887075313644388In Article " Ground Resistance Measurements " , I indicated that there are many Ground Impedance Measurement Methods as follows:  The 2-Point Method,  The 3-Point Method,  The Fall of Potential Method,  The 62% Rule,  The Ratio Method,  The Tag Slope Method,  The Intersecting Curve Method,  Staged Fault Tests,  Driving Point Impedance,  The 0https://electrical-inspector.blogspot.com/2013/05/ground-resistance-measurements.htmlnoreply@blogger.com (Electrical-Knowhow)Thu, 9 May 2013 09:32:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-4566551980527173565 In Article " Ground Resistance Calculations ", I explained the following points: Calculating Ground Resistance, Calculating Ground Resistance for substations, Verifying Ground Grid Conductor Installation, Design Guidelines and Requirements. Also, In Article " Introduction to Earthing System ", I explained the following points: Introduction, Determining Ground Resistance, Soil 0https://electrical-inspector.blogspot.com/2013/05/ground-resistance-calculations.htmlnoreply@blogger.com (Electrical-Knowhow)Tue, 7 May 2013 13:36:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-6246202258346153536In Article " Introduction to Earthing System ", I explained the following points: Introduction  Determining Ground Resistance  Soil Resistivity  Today, I will explain how to calculate the Ground Resistance. 2.2 Calculating Ground Resistance The following formula (source: IEEE Std.142:1991) enable the resistance to ground to be calculated. Where: R = resistance in2https://electrical-inspector.blogspot.com/2013/05/introduction-to-earthing-system.htmlnoreply@blogger.com (Electrical-Knowhow)Wed, 1 May 2013 14:31:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-6610195837550448136 This is the first Article in Course " GR-1: Inspect ground Grids, Rods, and Fence grounds ". 1- Introduction Every Building, equipment, power plants, substations and/or facilities included in Electrical Utility System that use electricity require earth grounding, either directly or through a grounding system. (see fig.1) Fig (1) Definition: The Earthing 0https://electrical-inspector.blogspot.com/2013/04/Inspect-Fluorescent-Incandescent-Light-Fixtures.htmlnoreply@blogger.com (Electrical-Knowhow)Tue, 30 Apr 2013 14:25:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-3949447087734720606 Course LG-1: Inspect Fluorescent / Incandescent Light Fixtures Course Description: This course is intended to prepare the target persons with the ability to inspect fluorescent/incandescent light fixture installations according to applicable standards. The target Persons: Design engineers, new graduate engineers, under graduate engineering students, site field 2https://electrical-inspector.blogspot.com/2013/04/Inspect-Conduits-Junction-Boxes-Pull-Boxes.htmlnoreply@blogger.com (Electrical-Knowhow)Mon, 29 Apr 2013 14:17:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-7539679251010185492 Course WR-2: Inspect Conduits, Junction Boxes, and Pull Boxes 1- Course Description: This course is intended to prepare the target persons with the ability to inspect conduit, junction boxes, and pull boxes according to applicable standards. 2- The target Persons: Design engineers, new graduate engineers, under graduate engineering students, site 1https://electrical-inspector.blogspot.com/2013/04/Inspect-ground-Grids-Rods-and-Fence-grounds.htmlnoreply@blogger.com (Electrical-Knowhow)Mon, 29 Apr 2013 14:06:00 +0300tag:blogger.com,1999:blog-6482881300254757129.post-4860631895120109681 Course GR-1: Inspect ground Grids, Rods, and Fence grounds 1- Course Description: This course is intended to prepare the target persons with the ability to inspect various electrical grounding systems for proper installation and operation, using the appropriate inspection test methods according to the National Electrical Code (NEC). 2- The 0