PWS 3. 3 Portable Working Standard and Power Quality Analyzer Page 1 April 2011
Advantages / Benefits Working Standard Functions q 20 m. V. . . 600 V (phase-neutral) q 1 m. A. . . 12 A direct connection q 10 m. A. . . 100 A via clamp-on CTs q Measurement of electrical parameters (UI , PQS, f, PF) incl. vector and waveform display, harmonic analysis q Up to 2 pulse inputs q Instrument transformer testing (CT/PT burden, CT/PT ratio) q Accuracy 0. 1 % / 0. 05 % Options: q CALSOFT Software q Clip-on CTs: 1000 A LEMflex© up to 3000 A Lite. Wire Sensors Page 2 April 2011
Advantages / Benefits Power Quality Analysis Functions q 3 voltages/4 current channels q Harmonics Interharmonics Signal voltages q Dips Swells Interruptions q Voltage unbalance q Flicker q Transient capture 200 s (10 k. Hz) q IEC 61000 -4 -30 Class A q 15 min battery buffered q EN 50160 reports Page 3 April 2011
Advantages / Benefits Communication q USB (integrated, standard) q Ethernet (integrated, standard) q Analog modem (integrated, optional) q GSM modem (external, optional) Memory & GPS Time Synchronisation q Memory: flash memory card q GPS Time Synchronisation (integrated, optional) Page 4 April 2011
![Connections Top view [1] [2] Current inputs I 1, I 2, I 3 Current](https://present5.com/presentation/2a23edbd227832f60cba7fbf05e49967/image-5.jpg "Connections Top view [1] [2] Current inputs I 1, I 2, I 3 Current")
Connections Top view [1] [2] Current inputs I 1, I 2, I 3 Current outputs I 1*, I 2*, I 3* [3] [4] Phase connection U 1, U 2, U 3 Neutral connection UN [5] [6] Connection for Clamp-on CT 1 Connection for Clamp-on CT 2 [7] [8] Connection Clamp-on CT IN/IE Impulse input / output Page 5 April 2011
![Connections Top view [9] Impulse input [10] Ethernet connector [11] Modem connector [12] USB](https://present5.com/presentation/2a23edbd227832f60cba7fbf05e49967/image-6.jpg "Connections Top view [9] Impulse input [10] Ethernet connector [11] Modem connector [12] USB")
Connections Top view [9] Impulse input [10] Ethernet connector [11] Modem connector [12] USB connector [13] GSM modem [15] Mains switch [14] Compact flash card [16] Auxiliary supply connector Page 6 April 2011
![Connections Bottom view [17] Battery compartment (10 x R 6/Mignon/AA 1. 2 V /](https://present5.com/presentation/2a23edbd227832f60cba7fbf05e49967/image-7.jpg "Connections Bottom view [17] Battery compartment (10 x R 6/Mignon/AA 1. 2 V /")
Connections Bottom view [17] Battery compartment (10 x R 6/Mignon/AA 1. 2 V / 1. 2 Ah Ni. MH accumulators) Page 7 April 2011
![Connections Front view [18] [19] [20] [21] [22] [23] [24] Color LCD display Alphanumeric](https://present5.com/presentation/2a23edbd227832f60cba7fbf05e49967/image-8.jpg "Connections Front view [18] [19] [20] [21] [22] [23] [24] Color LCD display Alphanumeric")
Connections Front view [18] [19] [20] [21] [22] [23] [24] Color LCD display Alphanumeric keypad Menu card keys Cursor keys Enter key Exit key Connector for external keyboard Page 8 April 2011
Optional current clamps to the PWS 3. 3 q Error compensated clampon CT’s for measurements in the range 5 m. A … 10 A and 10 m. A … 100 A q Clamp-on CTs for measurements in the range 100 m. A … 1000 A Page 9 April 2011
Optional current clamps to the PWS 3. 3 q Flexible current transformers FLEX 3000 for measurements up to 30 / 3000 A q Hot sticks for measurements on high voltage potential - Amp. Lite. Wire up to 2000 A - Volt. Lite. Wire up to 40 k. V Page 10 April 2011
Operation Concept Symbols Display Control Elements Page 11 April 2011
Software Meter – Main Menu Meter Testing Measurement Harmonics, Oscilloscope Energy Measurement Transformer Test Special Functions Installation (Setup) Page 12 April 2011
Software Meter – Error Measurement Page 13 April 2011
Software Meter – Measurement of UI , PQS and UIPQS Page 14 April 2011
Software Meter – Wave form, Harmonics and Vector Diagram Page 15 April 2011
Software Meter – Energy Measurement Page 16 April 2011
Software Meter – Register Test Page 17 April 2011
Software Meter – Voltage Burden Measurement (25% SN ≤ Sb ≤ 100% SN) Page 18 April 2011
Software Meter – Current Burden Measurement (25% SN ≤ Sb ≤ 100% SN) Page 19 April 2011
Software Meter – Voltage Ratio Measurement Page 20 April 2011
Software Meter – Current Ratio Measurement Page 21 April 2011
Software Meter – Special Functions Page 22 April 2011
Software Power Quality – Main Menu First Row Online Measurement Power Quality Recording Power Quality Analysis Page 23 April 2011
Software Power Quality – Recording menu Second Row Recording profile Recording configuration Recording setup Start / Stop PQ Recording Page 24 April 2011
Software Power Quality – Recording profile / setup / configuration Page 25 April 2011
Software Power Quality – Online Measurement Page 26 April 2011
EN 50160 Power Quality Standard Low voltage: Un = 230 V Page 27 April 2011
EN 50160 Power Quality Standard Low voltage: Un = 230 V How to read the table, two examples: EN 50160, 2. 1 Frequency EN 50160, 2. 6 / Supply voltage interruptions, short Page 28 April 2011
IEC 61000 -4 -30 Standard Power Quality Measurement Methods Class A performance q Used, where precise measurement is necessary q Contractual applications q Verification compliance with standard q Resolving disputes Class B performance q Low uncertainty q Statistical surveys q Trouble shooting Page 29 April 2011
IEC 61000 -4 -30 Standard Power Quality Measurement Methods Class A requirement q Aggregation algorithm q Time clock uncertainty (at least 1 s/24 h) q Flagging concept to avoid counting events several times Power quality parameters q Power frequency q Voltage and current magnitude q Flicker q Voltage Dips, interruptions, swells q Current inrushes q Voltage unbalances q Harmonics/Interharmonics q Voltage signals q Transients Page 30 April 2011
Software Power Quality – Online Measurement Advantages q Quick configuration / start of recording of all PQ quantities q Ideal for short-term analysis of PQ problems q Recording/Analyzing of PQ situation during meter test q On-line analyzing during recording Limitations q Recording time limited to max. 10 hours q Recording must be defined individually for each PQ quantity q Storing not possible; only screen shot Page 31 April 2011
Software Power Quality – Online Measurement UI PQSf Recording Function / Firmware Aggregation acc. IEC 61000 -4 -30 Cl. A Page 32 April 2011
Software Power Quality – Online Measurement Dip / Swell / Interruption Analysis Function / Firmware (Dip Analysis) Theory (acc. IEC 61000 -4 -30 Cl. A) Dip / Interruption Analysis Page 33 April 2011
Software Power Quality – Online Measurement Dip / Swell / Interruption Analysis Function / Firmware (Dip Analysis) Theory (acc. IEC 61000 -4 -30 Cl. A) 3 -phase Interruption 3 -phase Dip Analysis Page 34 April 2011
Software Power Quality – Online Measurement Dip / Swell / Interruption Analysis Function / Firmware (Swell Analysis) Theory (acc. IEC 61000 -4 -30 Cl. A) Exceeding threshold of a certain percentage of Udin (declared input voltage) Page 35 April 2011
Software Power Quality – Online Measurement Harmonics / Interharmonics Analysis Function / Firmware Aggregation acc. IEC 61000 -4 -30 Cl. A) Page 36 April 2011
Software Power Quality – Online Measurement Harmonics / Interharmonics Analysis Function / Firmware Theory (acc. IEC 61000 -4 -30 Cl. A) Page 37 April 2011
Software Power Quality – Online Measurement Harmonics / Interharmonics Analysis Page 38 April 2011
Software Power Quality – Online Measurement Transient Capture Recorder / Table Display Autoscaling On / Off Display Min. /Max. Values Start/Stop Recording Saving / File Management Exit to previous Menue Page 39 April 2011
Software Power Quality – Online Measurement Signal Voltage Analysis Setting of Signal Frequency Auto Detection of Signal Frequency Setting of Nominal Voltage Setting of Signal Voltage Level Page 40 April 2011
Software Power Quality – Online Measurement Flicker Measurement Page 41 April 2011
![Software Power Quality – Online Measurement Unbalance Measurement Zero sequence voltage unbalance factor [%]](https://present5.com/presentation/2a23edbd227832f60cba7fbf05e49967/image-42.jpg "Software Power Quality – Online Measurement Unbalance Measurement Zero sequence voltage unbalance factor [%]")
Software Power Quality – Online Measurement Unbalance Measurement Zero sequence voltage unbalance factor [%] Negative sequence voltage unbalance factor [%] Page 42 April 2011
Software Power Quality – Analysis Recorder Analysis Bar Graph Analysis Result Summary Page 43 April 2011
Software Data Base – Main Menu Administrative data Meter data Transformer data Load point data View test result Basic settings Page 44 April 2011
Software Data Base – Administrative Data Page 45 April 2011
Software Data Base – Meter Data Page 46 April 2011
Software Data Base – Transformer Data Page 47 April 2011
Software Data Base – View Test Results Page 48 April 2011
Windows©-Software CALSOFT – Main Functions Page 49 April 2011
Windows©-Software CALSOFT – Power Quality PQ Online Measurement Page 50 April 2011
Windows©-Software CALSOFT – Power Quality PQ Recording Page 51 April 2011
Windows©-Software CALSOFT – Power Quality PQ Analysis Page 52 April 2011
Windows©-Software CALSOFT – PQ Online Measurement Advantages q Same functions as in PWS 3. 3 device q Analysis functions organized by folders Page 53 April 2011
Windows©-Software CALSOFT – PQ Online Measurement Page 54 April 2011
Windows©-Software CALSOFT – PQ Recording/Evaluation Profile Functions Recording/Evaluation Profile Recording Options Setup U and I inputs Start/Stop of Recording Page 55 April 2011
Windows©-Software CALSOFT – PQ Recording/Evaluation Profile Functions q Preparation/Saving of analysis profiles q Transfer of analysis profiles to the device Page 56 April 2011
Windows©-Software CALSOFT – PQ Recording/Evaluation Profile Page 57 April 2011
Windows©-Software CALSOFT – PQ Recording Options - Start time/length Functions q Configuration of recording start q Configuration of recording in blocks q Definitions of time block interval Page 58 April 2011
Windows©-Software CALSOFT – PQ Analysis Functions General Info Recorder Analysis Bar Graph Analysis Summary Result Overview Page 59 April 2011
Windows©-Software CALSOFT – PQ Analysis Page 60 April 2011
ETHERNET communication PWS 3. 3 as DHCP Server q IP - address PWS 3. 3 can be fixed q PWS 3. 3 can allocate IP-address e. g. to locally connected PC Page 61 April 2011
ETHERNET communication PWS 3. 3 as DHCP Client q PWS 3. 3 will be given IP-address from server (e. g. if installed in a inhouse or remote network) Page 62 April 2011
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