TTR 795
Contents
1. 7 HIGH VOLTAGE HUBBELL TEST SOLUTIONS HAEFELY ii HIPOTRONICS EE TECHNICAL SPECIFICATIONS Dissipation Factor tan 5 4 Power Factor cos Capacitance 2 Inductance 2 Test Voltage Test Current Input Cn Test Current Input Cx Test Frequency Apparent Power S 2 Real Power P 2 Reactive Power Q 2 Recorded Values Measuring Time Measuring Channels Display Operating System Interfaces Data Format Operating Temperature Storage Temperature Humidity Protection classes Standards Safety Specification Supply Weight WxHxD Range Max Resolution Accuracy 0 100 1x 10 1 rdg 1x10 0 1 1x10 1 rdg 1x10 gt 1pF 0 01 pF 0 1 rdg 0 1 pF lt 1000 kH 0 1 mH 0 2 rdg 0 3 mH gt 5Vs5 1V 0 3 rdg 1 V 20uA 300 mA 0 1 uA 0 3 rdg 1 uA 20uA 15A 0 1 uA 0 3 rdg 1 uA 15 1000 Hz 0 01 Hz 0 1 rdg 0 1 Hz gt 1 mVA 0 1 mVA 0 5 rdg 1 mVA gt 1 mW 0 1 mW 0 5 rdg 1 mW gt 1 mvar 0 1 mvar 0 5 rdg 1 mvar DF tans DF tan8j 2oc DF tans DF tan l z20e PF cos PF cos z20oc PF coso PF coso z20e QF quality factor QF quality factor 20 Cp Zx Cp Rp Re Zx Cp Re Cs Zx Cs Rs Rs Zx Cs Rs Ls Zx Ls Rs Rs Zx Ls Rs Le Zx Lp Re Re Zx Lp Re Cn Standard Capacitor Value Urms U V3 IX Rms IN ams Im le Impedance Zx Phase angle Zx Admittance Yx2. C L amp Measuring bridge E The Dielectric Loss Analyzing System 2820a is designed for measurement of low dielectric losses and impedances Dissipation Factor and Power Factor of high voltage apparatus e g the insulation of bushings The instrument works on the principle of a combined bridge vector meter and is capable of analyzing Capacitive and inductive loads with high accuracy and stability The Graphical User Interface of the instrument is highly intuitive focussed on convenience with built in useful programs e g support tool for tuning the external high voltage supply and uses a large colour touch screen as the input device The operator can choose between manual or automatic modes While the manual mode provides quick measurements the automatic test mode supports complete automated test sequences Advanced software functionalities such as insulation temperature correction programmable test sequences with pass fail limits graphical visualisation of measured data etc make this instrument a powerful tool for analysis of high voltage equipment The built in industrial computer with standard interfaces e g USB enables easy exchange of measurement results related settings etc for further analysis or reporting Designed by INSTRUMENTS precision _ gt swiss made FEATURES AND BENEFITS Mi Accuracy capacitance 0 1 tan 001x10 M Additional signal analysis capabilities like Spectru
3. Frequencytest FrequenCyuine Apparent Power S Real Power P Reactive Power Q Real Power z2 skv Real Power iokv Temperature ambient 3 Temperatureinsulation 3 Rel Humidity 3 Temp Corr Factor K Connection mode Settings Notes Comments Time Date 0 3 sec measurement averaging 1 2 Cn amp Cx 12 TFT 800x600 integrated Touch Screen Embedded Windows 4 X USB 1 x Ethernet 10 100 4 XML CSV 10 50 C 20 70 C 5 95 r h non condensing IP20 IEC 61010 CE mark General IEC 61326 1 IEC 61000 4 X 61000 3 X EN 55011 ANSI IEEE C37 90 VDE 0411 part 1a IEC EN 61010 1 2002 115VAC 230 VAC selectable 250VA 50 60 Hz PFC 21kg 471lbs 48x27x44cm 19 x 10 6 x 17 3 1 Accuracy values 50 60Hz THD of power source lt 10 for detailed range dispersion and preconditions for accuracy values see user manual 2 Range limit is given by test current and voltage of used power source 3 These values are measured with an external device option The values can be entered into the unit for temperature correction calculations and documentation purposes 4 Allows communication respectively control of the unit 5 20UA Cn 300mMA Cn SCOPE OF SUPPLY ORDER CODE 3490064 E C L amp tan 6 Measuring Bridge 2820a Instrument E Mains cable country specific m Operating Instructions and Test Certificate For the connection cables please select desired type and length in Accessories and Optio
4. C 68 F automatically The predefined set of curves can be easily expanded or changed by the user Designed by INSTRUMENTS precision gt swiss made i HAEFELY EE lt HIPOTRONICS E ANALYSIS FUNCTION The graphical display of measured data makes this instrument a powerful tool for analysis of high voltage equipment The analysis function can be used as follows E Comparison against limits Pass fail level mM Trending Analysis comparison over time E Comparison of different samples Array of measuring curves corresponding to different test objects phases etc E Free definable axis e g tand vs voltage C vs voltage tand vs time etc bee sn el l md D a s pa a la costeo ID pess f sae ae ew a tm s f meii oe te m smal setena nma r ee The Analysis screen with a list of stored measurements top and the corresponding diagram window bottom SIGNAL ANALYSIS Integrated signal analysis tools are helpful for research and development when sample measurements and type tests are performed The system analyses curve forms and spectrum show slow drifts and trending of the user selected measuring value Spectrum Analyser Scope Data Logger trending REPORTING All measurements including test object data are saved in XML amp CSV format which allows easy display printing of test reports and transfer to database applications e g with MS ACCESS
5. OFFICES Europe China North America Haefely Test AG Haefely Test AG Representative Beijing Office Hipotronics Inc Birsstrasse 300 8 1 602 Fortune Street 1650 Route 22 N 4052 Basel No 67 Chaoyang Road Chaoyang District Brewster NY 10509 Switzerland Beijing China 100025 United States 86 10 8578 8099 86 10 8578 9908 7 sales haefely com cn 1 845 279 3644 1 845 279 2467 7 sales hipotronics com HAEFELY HIPOTRONICS has a policy of continuous product improvement Therefore we reserve the right to change design and specification without notice 4 4
6. ip Additionally the touch screen seals the equipment against environmental influences If desired a USB keyboard and mouse can also be connected SEQUENCE MODE The software efficiently performs complete test sequences Sequences can be programmed in the instrument itself or with the optional software package on a separate computer and then uploaded to the instrument Predefined test sequences allow tests to be executed by users who lack advanced knowledge of the test process The test time for setup can be reduced significantly with definable pop up graphics These Pop ups also help in reducing the likelihood of wrong connections or misinterpretation of test results Connection diagram picture top and the corresponding instruction text bottom A test sequences consists typically of the following instructions M Setups Type of DUT Device Under Test insulation type temperature correction serial numbers test personnel etc m Test levels Set the desired test voltage levels E Definition of measuring values to be recorded e g Voltage Frequency tan _ Power Factor Current Insulation Temperature etc m Test instructions Instructions with pictures can provide the test personnel with a step by step guide E Pass fail levels Limits can be set absolute or relative A Data base of temperature correction curves for different insulation materials is used to recalculate measurements to reference conditions 20
7. m Analyser Digital Scope and Data Logger are integrated M Advanced well engineered test equipment optimised to the specific application M Compact reliable and EMC hardened design M Integrated solution with built in industrial computer BENEFITS E Easy to operate with Manual and Automated test modes Software assisted test preparation Execution and Trend analysis E Complete Measuring System including power supplies standard capacitors current comparators test cells application support and calibration from one supplier E Wide Application Range Losses of all types of insulation including shunt reactors under unstable power frequency can be measured E Upgrade Outdated Tettex bridge models e g 2877 2801 2821 etc can be easily replaced with existing cable sets APPLICATIONS Turns ratio voltage ratio phase displacement and excitation current measurements according to ANSI IEC and Australian standards on mM Power Transformers Distribution Transformers Instrument Transformers Liquid or Solid Insulations Rotating Machines Generators Cables Capacitors Breakers Surge Arrestors Bushings Others 7 HIGH VOLTAGE HUBBELL TEST SOLUTIONS 1 4 a HAEFELY EE lt HIPOTRONICS E EASY OPERATION With its self explanatory graphical user interface this equipment is designed for simple operation Test planning preparation execution and first assessment can be handled with just a fingert
8. ns Designed by INSTRUMENTS precision gt swiss made 3 4 7 HIGH VOLTAGE BELL ae TEST SOLUTIONS wl HAEFELY Si HIPOTRONICS Ei ACESSORIES AND OPTIONS 41 61373 4111 41 61 373 4912 7 sales haefely com Order code Length Description Picture 4841867 Office Software package Used for PC test Ley preparation data visualisation staff education ey 4841882 Field kit including Rugged field cases for instrument Rugged field cases for cables Complete connection cable kit for large DUT a e g power transformer connection including gt ny 4841880 10 m Earthing cable with gripper S 4841881 20 m V point connection cable black 1 measuring cable blue with clamps 1 small clamp adaptor for measuring cables Cn cable with plugs orange 4841868 2 m Shielded C measuring cable blue g 4841870 10 m Lemo3 Lemo3 plugs 4841871 20 m 4841869 xx m Custom length on request max 50m 4841872 2 m Shielded Cn cable orange E o 4840206 10 m Lemo3 Lemo3 plugs a eee 4840041 20 m 4841873 xx m Custom length on request max 50m 4841876 2 m V point guard cable black with lugs 4840207 10 m a 4840168 20 m 4841877 Xxx m Custom length on request max 50m 4840186 Connection Lemo3 alligator clip 4840169 Connection Lemo3 clamp 107351 j r Lemo3 Lem Fr 0735 90 adaptor Lemo3 Lemo3 plug Gay 4841895 DUT Connection box Lemo3 screw terminal P
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