Nov 22, 2023 · Power supplies represent a first step to capture a big chunk of readily available energy savings. Testing can be too simple to predict real world performance or too complex to
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Power supplies represent a first step to capture a big chunk of readily available energy savings. Testing can be too simple to predict real world performance or too complex to justify its cost. Aiming for a balance between usefulness and cost effectiveness. Why do we need a standard test method?
this document, here is a summary of the general requirements:The external p er supply has to be tested under load and no-load conditions.The unit unde test has to be tested at 115 V at 60 Hz in the ited States. This requirement might differ based upon region.The input vol
ply efficiency testing, especially when testing per standards. Following are the equipment parameters and f for accurate efficiency and power measurement.Power AnalyzerPower analyzers are required to measure input and output power accuratel standards, are required to have the following specifications:Uncertainty of ≤ 2 percent
es that makes them an optimum solution for efficiency testing.The PA3000’s high accuracy of 0.04% on voltage and current and ability to measure as low as 1 mW offer unique value for critical power supply measurements.A range of operating modes and programming features make the 2380 Series High-precision DC Electronic Load the ide
nput power at each loading condition and reported separately.The power consumption testing at no-load (Standby Power) shall conform to the requirements specified in “Test Method for Calculating the Energy Eficiency of Single-Voltage External AC-DC and AC-
dby power testing are defined by the IEC 62301 test standard.All equipment used to conduct the tests must be selected and calibrated to ensure will meet the above uncertainty requirements.Electronic LoadActive or passive load is req
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