The Difference Between Single vs. Three-Phase AC Voltage Most of us are familiar with the single phase voltage in our homes provided by the local utility. For the US, this is typically 120V. For single phase voltage, the voltage is expressed as a Line to Neutral voltage between two power conductors (plus a safety ground). […]
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MIL-STD-704F Pre-Written Test Standard Available with AC Power Sources Latest Test Standard Revision F Provides Up to Date Test Sequences for Mil-Std-704, AC Power Compliance Testing for Defense Avionics. Pacific Power Source is pleased to announce the release of its latest suite of test routines specifically designed to test AC products for compliance with Department […]
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This blog discusses the AC source generator voltage rise and fall time requirements as covered by section 6.1.2, Table 4 of IEC test standard IEC61000-4-11 Ed. 3 and section 6.1.1, Table 4 of IEC61000-4-34. Also included is a review of IEC61000-4-11 Ed.3, Annex D, sections 3, 4 and 5 that address this requirement in more […]
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What is Inrush Current? While inrush current has a peak current value, the term “Inrush Current” is commonly used to describe the current that is required to energize an AC powered device or product when first applying voltage and power to it. This is especially true for inductive loads such as transformers, Inductors and electric […]
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Simplify MIL STD 704 Testing with Pre-Written Test Sequences Pacific Power Source provides a suite of test routines specifically designed to test AC products for compliance with Department of Defense Interface Standard MIL STD 704, “Aircraft Electric Power Characteristics”. This software option expands Pacific Power Source Inc.’s growing portfolio of Avionics Compliance Test options. The pre-written […]
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Irvine, California, February 2022 — Pacific Power Source is pleased to announce the release of its latest suite of test routines specifically designed to test AC products for compliance with Department of Defense Interface Standard Mil-Std-1399-300, “Aircraft Electric Power Characteristics”. This new software option expands Pacific Power Source Inc.’s growing portfolio of Defense related Power Compliance Test options. […]
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What Is Programmable Impedance (Prog. Z)? Hate to disappoint, but programmable Z on an AC power source has nothing to do with getting sufficient sleep. Instead, the Z refers to the output impedance of the power source. A low AC source output impedance means there is little or no voltage drop at the output of […]
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Two new 45kVA and 90kVA models join the existing AZX product line, providing customers with a wider selection of power levels Irvine, California, December 2, 2022 — PacificPower Source has expanded the range of AZX Series Regenerative AC Grid Simulators for test and development of bidirectional AC powered products by releasing two new Models. The new 45kVA/kW 3450AZX […]
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The LSX Series of precision programmable AC power sources provide a rich feature set. Pacific Power Source has introduced a new range of precision programmable AC power sources for a wide range of AC power test applications. This new LSX Series consists of eight different models ranging in power from 1500 VA to 6000 VA. The […]
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Irvine, California, February 2, 2021 — Pacific Power Source has significantly upgraded its AZX Series range of fully regenerative high power programmable AC and DC power sources with extended voltage, current and power capabilities. The AZX Series consists of five different models ranging in power from 30kVA/kW to 440kVA/kW. The AZX Series uses advanced Silicon Carbide (SiC) power […]
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