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Fluke 1750/B Calibration Manual

Power recorder
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1750 Three Phase Power Quality Recorder
1750/B Three Phase Power Quality Recorder
November 2007 Rev. 1, 12/08
© 2007-2008 Fuke Corporation, All rights reserved. Product specifications are subject to change without notice.
All product names are trademarks of their respective companies.
www.netzerotools.com
www.netzerotools.com
1750
Power Recorder
Go To 1750 Products Page
Calibration Manual
®

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Summary of Contents for Fluke 1750/B

  • Page 1 ® 1750 Three Phase Power Quality Recorder 1750/B Three Phase Power Quality Recorder 1750 Power Recorder Go To 1750 Products Page Calibration Manual November 2007 Rev. 1, 12/08 © 2007-2008 Fuke Corporation, All rights reserved. Product specifications are subject to change without notice.
  • Page 2 Fluke authorized resellers shall extend this warranty on new and unused products to end-user customers only but have no authority to extend a greater or different warranty on behalf of Fluke. Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price.

  • Page 3: Table Of Contents

    Table of Contents Title Page Introduction......................1 Contacting Fluke....................1 Safety Information ..................... 2 Symbols ......................3 Specifications for the System: Recorder and Power Analyze Software .... 3 General Specifications................... 3 Input Specifications ..................3 Synchronization and Sampling..............4 Voltage and Current Measurements ..............
  • Page 4 www.netzerotools.com 1750 Calibration Manual www.netzerotools.com...
  • Page 5 www.netzerotools.com List of Tables Table Title Page Symbols........................3 Required Equipment....................6 Required Cables ..................... 7 AC Voltage Accuracy Verification ................ 9 Neutral (AC) Voltage Accuracy Check ..............10 Rogowski Current Accuracy Check ............... 11 CT Current Accuracy Check .................. 11 Impulse Verification Inputs..................
  • Page 6 www.netzerotools.com 1750 Calibration Manual www.netzerotools.com...
  • Page 7 www.netzerotools.com List of Figures Figure Title Page Power View Software Live View................9 Ground Calibration Cable ..................16 Rogowski Calibration Cable .................. 17 Rogowski Resistor Measurement Cable ..............18 Voltage Calibration Cable..................19 Current Calibration Cable ..................20 www.netzerotools.com...
  • Page 8 www.netzerotools.com 1750 Calibration Manual www.netzerotools.com...

  • Page 9: Introduction

    Contacting Fluke To contact Fluke, call: 1-888-993-5853 in USA 1-800-363-5853 in Canada +31-402-675-200 in Europe +81-3-3434-0181 in Japan +65-738-5655 in Singapore +1-425-446-5500 from anywhere in the world Or, visit Fluke’s Web site at www.fluke.com To register your product, visit http://register.fluke.com www.netzerotools.com...

  • Page 10: Safety Information

    1750 Calibration Manual To contact Technical Support: fpqsupport@fluke.com or 888-257-9897 (US only) Safety Information The 1750 Power Recorder (hereafter referred to as the Recorder) complies with EN 61010-1 600 V CAT IV, 1000 V CAT III overvoltage rating. See Specifications for a full agency compliance list.

  • Page 11: Symbols

    Conforms to requirements of European Do not dispose of this product as unsorted Union and European Free Trade municipal waste. Go to Fluke’s web site for Association (EFTA). recycling information. Canadian Standards Association. Protective conductor terminal. [ Note: Canadian and US. ]...

  • Page 12: Synchronization And Sampling

    www.netzerotools.com 1750 Calibration Manual Synchronization and Sampling PLL-Synchronization Source......The PLL synchronizes to the A-N voltage for wye power types, and to the A-B voltage for delta power types. All listed power types can be characterized as either wye or delta. PLL Lock Range..........

  • Page 13: Power And Pf Measurement

    www.netzerotools.com Power Recorder Specifications for the System: Recorder and Power Analyze Software Measurement Accuracy ........Same as rms voltage Voltage Dip (RMS sag) Measurement Type ..........True rms (one cycle calculation by overlapping each half cycle) (voltage between lines is measured for 3P3W lines and phase voltage is measured for 3P4W lines) Displayed Data ...........

  • Page 14: Environmental And Safety Specifications

    To avoid damage to the Recorder, do not apply abrasives or solvents to the housing. The Recorder contains no user serviceable parts. Contact an authorized Fluke service center for repair. See Contacting Fluke. Periodically wipe the case with a damp cloth and mild detergent.
  • Page 15 Rogowski pins in Redel connector See Figure 3 with 100 A Rogowski ID resistor Ground calibration cable Lug to banana See Figure 2 Fluke recommends the use of Pomona brand cables and banana plugs when building these cables. www.netzerotools.com...

  • Page 16: Verification Tests

    The following tests are used to verify the functions of the Recorder. If the Recorder fails any of the verification tests, calibration or repair may be needed. For service, see Contacting Fluke. Note Power Analyze can be set to display the channels as L1, L2, and L3 instead of A, B, and C.
  • Page 17 www.netzerotools.com Power Recorder Verification Tests power analyze live view screen.bmp Figure 1. Power View Software Live View 7. Connect the calibrator NORMAL HI to inputs A, B, C, and J of the Recorder. 8. Connect the NORMAL LO to input N and the protective conductor terminal . of the Recorder.

  • Page 18: Neutral Voltage Verification

    www.netzerotools.com 1750 Calibration Manual Neutral Voltage Verification 1. Connect NORMAL LO to A, B, C, J, and .. 2. Connect the calibrator NORMAL HI to N on the Recorder. 3. Apply the voltages from Table 5, listing the Recorder readings for the appropriate model.

  • Page 19: Ct Current Verification

    www.netzerotools.com Power Recorder Verification Tests Table 6. Rogowski Current Accuracy Check Applied Expected Expected A Reading B Reading C Reading N Reading G Reading Limits Voltage Current Reading 6.49 μA 0.649 V 20 A ± 0.20 A 6.225 μA 1.6225 V 50 A ±...

  • Page 20: Watt Verification

    www.netzerotools.com 1750 Calibration Manual Watt Verification 1. Use the same connections as the CT current verification and apply 440 V and local line frequency out of the NORMAL output and 1.9 V on the AUX output. 2. Click on the power button in Power Analyze. The A, B and C should be 41.8 kW ± 0.3 kW.
  • Page 21 www.netzerotools.com Power Recorder Verification Tests 17. Set the calibrator to 1000 V 10 kHz. 18. Connect the voltage test cable to UUT voltage input J for approximately 15 seconds, then disconnect. Note, this signal is designated G in Power Analyze. 19.

  • Page 22: Calibration

    www.netzerotools.com 1750 Calibration Manual Table 8. Impulse Verification Inputs Applie Expected Measured Magnitude Limits Reading Channel Voltage |Vpk| [Vpk] [Vpk] [Vrms] 1131 AN (A) ± 77 1202 BN (B) ± 80 1273 CN (C) ± 84 1344 NG (N) ± 87 1000 1414 NG (G)
  • Page 23 8. Follow the on-screen instructions to perform each of the four calibration types. If any of these procedures report a failure, the Recorder must be returned for inspection and service. See Contacting Fluke. 9. If all calibrations are successful, click Apply to store the correction values in the Recorder memory.

  • Page 24: Test Cables

    www.netzerotools.com 1750 Calibration Manual Test Cables The following figures detail the assembly of cables used for calibrating the Recorder. fdo02.eps Figure 2. Ground Calibration Cable www.netzerotools.com...
  • Page 25 www.netzerotools.com Power Recorder Test Cables fdo01.eps Figure 3. Rogowski Calibration Cable www.netzerotools.com...
  • Page 26 www.netzerotools.com 1750 Calibration Manual fdo05.eps Figure 4. Rogowski Resistor Measurement Cable www.netzerotools.com...
  • Page 27 www.netzerotools.com Power Recorder Test Cables fdo03.eps Figure 5. Voltage Calibration Cable www.netzerotools.com...
  • Page 28 www.netzerotools.com 1750 Calibration Manual fdo04.eps Figure 6. Current Calibration Cable www.netzerotools.com...

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