Head End Power Unit Configurations for Passenger Trains In the late 1990s, the American Public Transportation Association (APTA), implemented practices for Head End Power sources throughout the passenger rail industry. According to 3.1.3 in APTA RP-R-015-99, Head End Power (HEP) is defined as “A system by which 480 VAC 3-phase electrical power, to operate auxiliaries,…
Read moreESL’s custom solutions department has an average of 7 years custom control panel experience and are skilled at building control panels & electrical equipment per your specification. ESL’s time-tested procedures minimize confusion during all stages of your project; and along the way we have learned a few things that may help you out. We know your time…
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In part one of our Design Panel Considerations we discussed how to streamline production and meet deadlines. During the design stage of a panel it is also important to consider key factors to help minimize complications. First, in order to take a project from design to final build, a panel shop first needs to be…
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When it comes to designing a control panel, there are many variables to consider in order to ensure the end product is built to expectations, completed on time, and within budget. Over ESL’s 25 years of experience as a custom control panel manufacturer we have learned that the design stage of a panel is critical…
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