【正文】 在設(shè)備中可以保存多達 4組用戶限制模板。 利用 Fluke 430，用戶可以初步確定電壓在可以 調(diào)整的容差之內(nèi)的頻率。 Swells 細微的驟降和驟升信號 ? Capture up to 100 dips or swells with 1/2 –cycle visibility. 可以捕獲 100個 1/2周期可見度的驟降和驟升事件 ? View data as graphs or as a list of events 可以按事件的圖表或清單觀察數(shù)據(jù) ? Events are defined by EN50160 or by limits you set yourself 事件可以由 EN50160標(biāo)準(zhǔn)定義或用戶設(shè)定的限制定義 ? Dips and swells are captured per IEC 61000430 遵循 IEC 61000430標(biāo)準(zhǔn)捕獲驟降和驟升事件 Luis Introduction to 3 Phase Power Company Confidential 30 System Monitor 系統(tǒng)監(jiān)控 SystemMonitor 系統(tǒng)監(jiān)控器 How often is your rms voltage out of spec? rms電壓超出技術(shù)指標(biāo)的頻率如何？ How often is it distorted? 電壓失真的頻率如何？ Get an overview of critical power events at a glance. 初步了解嚴重的電能事件。 ? Toggle to phasor display at any time for a quick check of phase sequence. 在任何時候都可以切換到矢量顯示，快速檢查相序。可以方便地正確連接和度數(shù)。 ? Includes everything you need to get down to work: voltage clips and leads, current clamps, and carrying case 包括測量所需的一切功能：電壓夾子和測試線、電流鉗和便攜包 ? Fluke 434 includes FlukeView Software and interface cable Fluke 434 包括 FlukeView軟件和接口電纜 Luis Introduction to 3 Phase Power Company Confidential 25 See What You’ve Been Missing 可以得到的新功能 ? High resolution, color LCD for viewing multiple parameters and multiple phases simultaneously. 高分辨率、彩色 LCD，可以同時觀察多個參數(shù)和多個相信號。 ? Runs for over 7 hours on NiMH batteries or runs on line power. Take it anywhere. 在由鎳氫電池供電時，可使用 7個小時以上；也可以由市電供電。 IEC 61000 Luis Introduction to 3 Phase Power Company Confidential 23 The Fluke 430 Series Fluke 430 系列 The Fastest Way to Pinpoint Power Quality Problems 診斷細微的電能質(zhì)量問題的最快途徑 Luis Introduction to 3 Phase Power Company Confidential 24 Power – To Go ? Full 3phase measurement! 完整的 3相測量！ ? 4 voltage inputs three phases and neutral. 4 current inputs allow measurements on three phases and neutral. 4個電壓輸入：三個相電壓和零線電壓。 Plt為 2小時間隔測量的。其它參數(shù)－如閃變－并沒那么簡單。 Luis Introduction to 3 Phase Power Company Confidential 18 Let’s Talk About Standards 關(guān)于標(biāo)準(zhǔn) ? There are two important standards that influenced the design of the Fluke 430 有兩個重要的標(biāo)準(zhǔn)影響著 Fluke 430設(shè)計 ? IEC 61000430 ―Testing and Measurement Techniques for Power Quality Measurement Methods.‖ IEC 61000430 ―電能質(zhì)量測量的測試和測量技術(shù)” ?EN50160 ―Voltage Characteristics of Electricity Supplied by Public Distribution Systems‖ EN50160 ―公共配電系統(tǒng)所供電力的電壓特征” ? EN50160 does not mandate IEC61000430 measurement techniques, but it is consistent EN50160標(biāo)準(zhǔn)對 IEC61000430測量技術(shù)并沒有要求，但是一致的。 Electrical Power Systems Quality Dugan, McGranahan, Beaty；“電力系統(tǒng)的質(zhì)量 ‖ Luis Introduction to 3 Phase Power Company Confidential 16 Power Problems 電能問題 ? Voltage sags and outages 電壓驟降或斷電 ? Overcurrent (tripping CB’s) 過流（啟動斷路器） ? Utility Bills 電費 – Energy consumption 能量消耗 – Peak Demand 最高負荷 – Power Factor Penalties 功率因數(shù)的影響 ? Voltage swells 電壓驟升 ? Transients 瞬態(tài)電壓 ? Voltage imbalance/unbalance 電壓失衡 /紊亂 ? Excessive harmonics 諧波過多 ? Flicker 閃變 ? Noise 噪聲 ? Ground currents or poor grounding 接地電流或接地不良 Luis Introduction to 3 Phase Power Company Confidential