Fluke 1744 Manual de usuario

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®
1744/1743
Power Quality Logger
Users Manual
PN 2560353
April 2006 Rev.1, 6/06
© 2006 Fluke Corporation, All rights reserved. Printed in USA
All product names are trademarks of their respective companies.
99 Washington Street
Melrose, MA 02176
Fax 781-665-0780
TestEquipmentDepot.com
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Pagina 1 - 1744/1743

® 1744/1743 Power Quality Logger Users Manual PN 2560353 April 2006 Rev.1, 6/06 © 2006 Fluke Corporation, All rights reserved. Printed in USA All pro

Pagina 2 - Table of Contents

1 1744/1743 Power Quality Logger Introduction The Fluke 1744 and 1743 Power Quality Loggers are sophisticated, robust, easy-to-use electrical power

Pagina 3

1744/1743 Users Manual 2 Logger Power Supply The Logger does not include a power switch, but turns on automatically whenever its power supply leads ar

Pagina 4 - Contents

Power Quality Logger Introduction to the Logging Functions 3 • Energy, total energy • Flicker (Pst, Plt) • Voltage THD • Current THD • C

Pagina 5

1744/1743 Users Manual 4 Symbols Table 1 lists the symbols used on the instrument and in this manual. Table 1. Symbols Symbol Description W Important

Pagina 6 - List of Tables

Power Quality Logger Safety Instructions 5 W X Warnings • To avoid electrical shock, do not connect any part of the Logger to systems that hav

Pagina 7

1744/1743 Users Manual 6 • Connect clip-on current transformers and/or Flexi Set to insulated live conductors only. • If measuring sensors are to be

Pagina 8 - List of Figures

Power Quality Logger Safety Instructions 7 Table 2. Standard Equipment Equipment Model/Part Number Power Quality Logger 1744/1743 Internationa

Pagina 9

1744/1743 Users Manual 8 Inspect the contents of the shipping box for completeness and damage. Report any damage to the shipper. Features This sectio

Pagina 10 - Power Quality Logger

Power Quality Logger Safety Instructions 9 Table 4. 1744/1743 Power Quality Logger - Controls and Indicators Item Name Description A Power su

Pagina 11 - Power Interruptions

1744/1743 Users Manual 10 Power Network Configurations You can set up the Logger to work with several power network configurations: • Single-phase vo

Pagina 12 - POWER LOGGER

i Table of Contents Title Page Introduction ... 1 Informat

Pagina 13 - Safety Instructions

Power Quality Logger Using the Logger 11 Using the Logger This section explains how to operate the 1744/1743 Power Quality Logger. A typical lo

Pagina 14 - W X Warnings

1744/1743 Users Manual 12 Preparing the Logger for Use Prepare the 1744/1743 Logger for use with the PQ Log software as follows (see Figure 3): 1. Co

Pagina 15 - Qualified Personnel

Power Quality Logger Using the Logger 13 VoltageTest LeadsPOWER LOGGER1743STARTSTOPPOWER232SRINI3I2I1V3V2V1CURRENT INPUT10VRMS MAX L1/AL2/BL3/C

Pagina 16

1744/1743 Users Manual 14 3. Run the PQ Log software as described in the PQ Log Users Manual. 4. Set up the Logging job and transfer the settings to

Pagina 17 - Features

Power Quality Logger Using the Logger 15 Logging with Voltage Converters The 1744/1743 Logger includes an adjustable converter ratio that enabl

Pagina 18 - Safety Instructions

1744/1743 Users Manual 16 • Use only the current probes specified in this manual. If you use flexible current probes, wear suitable protective gloves

Pagina 19 - Working with Logged Data

Power Quality Logger Using the Logger 17 Connect the Logger as follows: Note ∆ (Delta) or Υ (Wye) measurements The 1744/1743 Logger is prepare

Pagina 20 - Using the Logger

1744/1743 Users Manual 18 Connections in 3-Phase 4-Wire (Wye) Systems The following figure shows the connections for logging 3-phase 4-wire (Wye) syst

Pagina 21 - Preparing the Logger for Use

Power Quality Logger Using the Logger 19 Connections in 3-Phase 3-Wire (Delta) Systems Figure 5 shows the connections for logging 3-phase 3-wir

Pagina 22 - Using the Logger

1744/1743 Users Manual 20 Connections for Single-Phase Logging Figure 6 shows the connections for logging single-phase systems. L1 NPOWER LOGGER1743ST

Pagina 23 - Connecting Current Probes

1744/1743 Users Manual ii Min/Max Values... 30 Voltage Interruptions...

Pagina 24 - Connecting the Logger

Power Quality Logger Using the Logger 21 Connections for Medium-Voltage Networks In a 3-phase 3-wire (Delta) system with three separate voltage

Pagina 25 - Users Manual

1744/1743 Users Manual 22 Phase-Phase Delta Logging Figure 7 shows the connections for phase-phase Delta logging. 1. Connect the voltage test leads t

Pagina 26

Power Quality Logger Using the Logger 23 Phase-Ground, Wye-Logging Figure 7 shows the Phase-Ground, Wye-Logging. Figure 9 shows typical PQ Log

Pagina 27

1744/1743 Users Manual 24 1. Connect the voltage test leads to the outputs of the voltage transformers (VTs). 2. In PQ Log, select the measuring ran

Pagina 28

Power Quality Logger Using the Logger 25 1. Connect the voltage test leads L2 or B and N to the common ground point. 2. In PQ Log, select the

Pagina 29

1744/1743 Users Manual 26 • Time-activated job: The Logger starts logging as soon as the preprogrammed start time is reached, and stops at the define

Pagina 30 - Three Voltage Converters

Power Quality Logger Methods of Logging 27 Evaluating the Logged Data You’ll use PQ Log to evaluate the logged data. Data can be read out dur

Pagina 31 - Phase-Phase Delta Logging

1744/1743 Users Manual 28 egb015.bmp Figure 12. Selecting Voltage Input Ranges During Job Processing Note For P-P logging, the P-P voltage must be en

Pagina 32 - Phase-Ground, Wye-Logging

Power Quality Logger Methods of Logging 29 Technical Specifications” on page 46. Voltage Variations The interval value of the voltage is defi

Pagina 33 - Transformers

1744/1743 Users Manual 30 Min/Max Values Logging detects the highest and lowest voltage RMS values and the highest current RMS value during the test i

Pagina 34 - Logging

Contents (continued) iii Timeplot diagram... 60 UNIPEDE DISDIP Table...

Pagina 35 - Completing the Logging Job

Power Quality Logger Methods of Logging 31 Voltage Interruptions The Logger records two types of interruptions: • All measured RMS values of

Pagina 36 - Methods of Logging

1744/1743 Users Manual 32 Voltage Dips and Swells If the voltage passes the upper limit (VN + 10%) or lower limit (VN – 10%), the event is registered

Pagina 37 - Resolution Accuracy

Power Quality Logger Methods of Logging 33 Current Harmonics Current harmonics are defined as current components that have a frequency that i

Pagina 38 - Voltage Variations

1744/1743 Users Manual 34 THDV – In Function A Function A: 15022VVVTHDnn∑== Vn: RMS value of harmonic frequency #n. V1: RMS value of the fundamental

Pagina 39 - Min/Max Values

Power Quality Logger Methods of Logging 35 Calculation of THD in Measuring Function P THD – Measuring Function P Function P does not measure

Pagina 40 - Voltage Interruptions

1744/1743 Users Manual 36 Formula for Plt Function 3121312∑==iPstPlt Time Flicker [%] Interval length => 1 Pst 12 x interval length => 1 flicke

Pagina 41 - Voltage Harmonics

Power Quality Logger Methods of Logging 37 Current Logging The maximum values of the currents (L1 or A, L2 or B, L3 or C, and N) are measured

Pagina 42 - Mains Signaling

1744/1743 Users Manual 38 Logger Parameters with Function P The following are the parameters of the 1744/1743 Logger with function P. RMS value of vol

Pagina 43 - IATHDI

Power Quality Logger Logger Parameters with Function P 39 Pk: Active power of the phase k: Phase (k = 1, 2, 3) Absolute value of the active p

Pagina 44

1744/1743 Users Manual 40 Tangent φ total on all three phases totaltotaltotalPQ=ϕtan Active energy per phase and total Active power accumulated on ea

Pagina 45

1744/1743 Users Manual iv

Pagina 46

Power Quality Logger Logger Parameters with Function A 41 Logger Parameters with Function A The following are the parameters of the 1744/1743

Pagina 47

1744/1743 Users Manual 42 Active power of logging interval per phase ∑=⋅=MjjbasPMP11 Pbas j to 200 ms value M: Number of 200 ms intervals per logging

Pagina 48

Power Quality Logger Logger Parameters with Function A 43 Distortion power. Basic value on 200 ms per phase 222basbasbasbasQPSD −−= Distortio

Pagina 49

1744/1743 Users Manual 44 Total active power of the fundamental for three phases ∑=⋅=3111kktotalPhPh Apparent power of the fundamental per phase. Basi

Pagina 50

Power Quality Logger Maintenance 45 Maintenance W Caution Maintenance work on the Logger can be done only by trained and qualified personnel a

Pagina 51 - IVS .=

1744/1743 Users Manual 46 Technical Specifications Logging Parameters – Overview The following table gives an overview of the logging parameters. Tabl

Pagina 52 - QPSD −−=

Power Quality Logger Technical Specifications 47 Maximum Number of Intervals for Logging Function P The maximum recording period can be calcula

Pagina 53

1744/1743 Users Manual 48 Environmental Specifications Working temperature range –10 °C to +55 °C Operating temperature range 0 °C to +35 °C Storage t

Pagina 54 - Maintenance

Power Quality Logger Technical Specifications 49 Power Supply Functional range 88 to 660 V RMS ac absolute, 50 Hz / 60 Hz Safety EN 61010-1 6

Pagina 55 - Technical Specifications

1744/1743 Users Manual 50 Input Voltage Input range VI P-N: 69, 115, 230, or 480 V ac Input range VI P-P 120, 200, 400, or 830 V ac Max overload vol

Pagina 56 - General Information

v List of Tables Table Title Page 1. Symbols... 4 2. Sta

Pagina 57 - Environmental Specifications

Power Quality Logger Technical Specifications 51 Current Input for Clamp Input signal: 0.5 V ac nominal (for II) 1.4 V peak Intrinsic uncertai

Pagina 58 - Measurement

1744/1743 Users Manual 52 General Specifications RMS Logging Slow Voltage Variations Logging values: Mean value RMS values averaged over interval len

Pagina 59 - Current Input with Flexi Set

Power Quality Logger Technical Specifications 53 Power (Logging Functions A, P only) P, S, |P| Active power P As per EN 61036, class 2 Distort

Pagina 60 - Current Input for Clamp

1744/1743 Users Manual 54 Logging Function P Logging Values Voltage L1 or A, L2 or B, L3 or C: phase-phase or phase-neutral: • Voltage (mean, min, an

Pagina 61 - Flicker

Power Quality Logger Technical Specifications 55 Logging Function A – “All” parameters Logging Values All parameters for voltage quality per EN

Pagina 62 - Statistics

1744/1743 Users Manual 56 Total power: • Total power P, |P|, D, S • 3-wattmeter method • 2-wattmeter method (Aron circuitry) • 2 ½ wattmeter metho

Pagina 63 - Application

Power Quality Logger PQ Log PC Application Software 57 PQ Log PC Application Software PQ Log software for Windows® PCs is the application for

Pagina 64

1744/1743 Users Manual 58 Online Test The following figure shows the online test display. egb024.bmp Figure 18. Online Test

Pagina 65 - Applications

Power Quality Logger PQ Log PC Application Software 59 ASCII Export The following figure illustrates the ASCII export display: egb025.bmp Fi

Pagina 66

1744/1743 Users Manual 60 Timeplot diagram The following figure shows a typical Timeplot diagram: egb026.bmp Figure 20. Timeplot Diagram

Pagina 67 - Online Test

1744/1743 Users Manual vi

Pagina 68 - ASCII Export

Power Quality Logger PQ Log PC Application Software 61 UNIPEDE DISDIP Table The following figure shows a typical UNIPEDE DISDIP table: egb02

Pagina 69 - Timeplot diagram

1744/1743 Users Manual 62 Cumulative Frequency – Harmonics The following figure shows a typical display of cumulative frequencies for current and volt

Pagina 70 - UNIPEDE DISDIP Table

63 Index —A— Anti aliasing filter, 28 Apparent Power, 37 —C— Completing the Logging, 26 Connecting the clip on probes, 14 Connection modes, 27 Conn

Pagina 71

1744/1743 Users Manual 64 Voltage Harmonics, 32 Voltage interruptions, 31 Voltage variations, 28 Test Equipment Depot - 800.517.8431 - 99 Washingto

Pagina 72

vii List of Figures Figure Title Page 1. 1743 and 1744 Power Quality Loggers .... 3 2. 1744/1743 Power

Pagina 73

1744/1743 Users Manual viii

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