Why Wye-Wye Transformer Connection is Bad?
Transformer Primary Connections Transformer primaries are usually connected in delta. The wye connection is occasionally used and may or may not have its neutral grounded. If the transformer secondary is …
System Grounding
Secondary Grounding When a wye connected circuit and solidly or effectively grounded neutral is used, the following benefits are obtained in addition to the dual voltage capability, (a) A single …
Voltage Drop Calculations
In 2008, I have written some articles on voltage drop calculations as a tool in the selection of the correct cable sizes. Voltage Drop Calculation; Voltage Drop Calculation Part 2; …
Importance of Standards in Engineering Design
What are Standards? Standards are foundational framework for technology development. Standards make your life easier. From device to device, network to network, across borders, and around the world, almost all …
Spaces About Electrical Equipment – Working Spaces
Spaces About Electrical Equipment One of the most taken for granted provision of the Philippine Electrical Code is Section 1.10.2.1 Spaces About Electrical Equipment. It may have been that Electrical …
Philippine Electrical Code – Equipment Grounding and Equipment Grounding Conductors
What is difference between grounding and bonding? Bonding is the electrical connection of all exposed metal items not designed to carry electricity in a room or building. Grounding is the …