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Release EN 2.00 - 08/06/2004

VEGA 76

User’s Manual

Содержание VEGA 76

Страница 1: ...Copyright HT ITALIA 2004 Release EN 2 00 08 06 2004 VEGA 76 User s Manual...

Страница 2: ......

Страница 3: ...ow to set the language 9 5 2 BASIC SETTING ANALYZER CONFIG 10 5 2 1 How to set the type of electrical system under test 10 5 2 2 How to set the fundamental frequency 10 5 2 3 How to set the current ra...

Страница 4: ...measurement 44 13 1 6 Measurement of harmonics 45 13 1 7 Frequency measurement 45 13 1 8 Compliance 45 13 1 9 Temperature drift 45 13 1 10 Safety 45 13 1 11 General Features 45 13 2 ENVIRONMENT 46 13...

Страница 5: ...use may damage the instrument or its components HIGH VOLTAGE risk of electrical shocks 1 2 PRELIMINARY INSTRUCTIONS This instrument has been designed for use in environments of pollution degree 2 It...

Страница 6: ...suring accuracy When measuring current always position the wire in the very middle of the jaws in order to obtain the highest accuracy A measured value remains constant if the HOLD function is active...

Страница 7: ...ring them to a PC record simultaneously by pressing START after a proper setting RMS values of voltages currents corresponding harmonics active reactive and apparent powers power factors and cos activ...

Страница 8: ...h 12 2 CAUTION For recordings use ALWAYS the external power supply although the instrument allows the operator to perform a recording using internal batteries The instrument applies sophisticated algo...

Страница 9: ...s shown on the bottom of the display MENU by pressing MENU it s possible to check and modify the recording parameters ESC to leave a menu or a sub menu ENTER HOLD double function key ENTER to confirm...

Страница 10: ...supply is connected the corresponding symbol 27 09 00 17 35 12 27 09 00 17 35 12 VOLTAGE V1 230 2 V V2 230 5 V V3 230 6 V V12 384 2 V V23 385 4 V V31 383 7 V freq 50 0 Hz Phseq 123 VOLTAGE V1 230 2 V...

Страница 11: ...sing ENTER By pressing the multifunction keys F1 and F2 position the cursor on the Date format FORMAT and by pressing the F3 or F4 keys select one of the following Date formats DD MM YY 2 digits for d...

Страница 12: ...e corresponding word by pressing the multifunction keys F1 and F2 and set the desired value by pressing the multifunction keys F3 and F4 5 2 2 How to set the fundamental frequency Position the cursor...

Страница 13: ...e routine to avoid the risk of being disturbed or interrupted during a recording or an energy measurement Once a recording or a direct energy measurement has been started with the option PASSWORD enab...

Страница 14: ...t the voltage harmonics to be recorded Press ENTER to confirm the settings and leave the Menu Harmonics Press ESC to leave the Menu Harmonics without modifying the existing parameters 3rd page This pa...

Страница 15: ...s ENTER to confirm and proceed inside the Menu the Menu keeping the settings made Press ESC to leave the Menu without modifying the existing parameters Use the multifunction keys F1 F2 to position the...

Страница 16: ...current harmonic and use the multifunction keys F3 F4 to select deselect it s selected if marked in black Press ENTER to confirm Press ESC to leave the Menu without modifying the existing settings Th...

Страница 17: ...rding the corresponding reactive energies will be automatically selected RECORDER CONFIG CO GENERATION ON POWER Pg ENERGY Pg RECORDER CONFIG P1 Q1i Q1c S1 Pf1 dPf1 RECORDER CONFIG Pt P12 P32 Qti Q12i...

Страница 18: ...corresponding reactive powers will be selected deselected By selecting deselecting the reactive energies for the recording the corresponding reactive powers will be selected deselected RECORDER CONFIG...

Страница 19: ...ord nothing about Phase Current 1 HARM REC OFF the instrument will not record any voltage or current harmonic selected ON the instrument will record Voltage Anomalies voltage Sag and Surge see paragra...

Страница 20: ...3 wire measurement value of the power measured by the VA meters 1 2 and 3 2 respectively Single phase S1 3 wire St 4 wire St S1 S2 S3 Pft Pf1 Pf2 Pf3 Values of the power factors total of phase 1 phas...

Страница 21: ...in the format day month start day month stop without Voltage Sag and Surge detection R a recordings effected with respective Start and Stop dates expressed in the format day month start day month stop...

Страница 22: ...ration period 15min Recording of harmonics ON Recording of Voltage anomalies Sag and Surge ON Voltage Reference for Sag and Surge detection 230V Upper Limit for Sag and Surge detection 6 Lower Limit f...

Страница 23: ...external power supply 7 Start the recording by pressing START STOP 6 1 POSITION VOLTAGE This function permits to display in real time the RMS value of AC DC voltage the peak and Thd value of the 3 ph...

Страница 24: ...e enabled F1 to pass to HARMONIC mode see paragraph 6 1 3 F2 to pass to WAVE mode see paragraph 6 1 4 SAVE to save in the instrument memory a record of Smp type see paragraph 5 4 containing the instan...

Страница 25: ...basis of the fundamental are updated F1 only for three phase mode to display the values of the harmonics of the other voltages available The voltage displayed is indicated above the F3 key F2 to disp...

Страница 26: ...of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All the...

Страница 27: ...METER WAVE HARM These modes will be described in detail in the next paragraphs The symbols used are described below Symbol Description I1 I2 I3 RMS value of the current of phase 1 phase 2 phase 3 resp...

Страница 28: ...ass to HARMONIC mode see paragraph 6 2 3 F2 to pass to WAVE mode see paragraph 6 2 4 SAVE to save in the instrument memory a record of Smp type see paragraph 5 4 containing the instantaneous values of...

Страница 29: ...asis of the fundamental are updated F1 only for three phase mode to display the values of the harmonics of the other voltages available The voltage displayed is indicated above the F3 key F2 to displa...

Страница 30: ...es of voltage and current present on the instrument inputs This function is disabled during a recording ENTER HOLD to enable disable the HOLD function updating interruption of the displayed data All t...

Страница 31: ...0 null voltages on the black and blue wires 003 null voltages on the black and red wires I1 I2 I3 RMS value of the current of phase 1 phase 2 phase 3 respectively IN RMS value of the current of the ne...

Страница 32: ...screen On the basis of the settings made as per paragraph 5 2 following screens are displayed cyclically Three phase 3 wire total three phase values Wattmeter phases 1 2 and 2 3 values Peak Demand Th...

Страница 33: ...to display the previous or the following screen On the basis of the settings made as per paragraph 5 2 following screens are displayed cyclically Three phase 3 wire total three phase values Wattmeter...

Страница 34: ...ode see paragraph 6 3 2 SAVE to save in the instrument memory a record of Smp type see paragraph 5 4 containing the instantaneous values of voltage and current present on the instrument inputs This fu...

Страница 35: ...respectively see paragraph 16 3 2 Qt Q1 Q2 Q3 Values of the total reactive power of phase 1 phase 2 phase 3 respectively Q12 Q32 only for 3 wire measurement Value of the power measured by the VARmeter...

Страница 36: ...reasing proportionally to the active power absorbed by the load The results obtained cannot be memorized If the active power is negative the counters will not increase F1 only for 4 wire measurement t...

Страница 37: ...recording using the internal battery power until batteries are exhausted the data stored until the definitive turning off won t get lost For this we recommend you ALWAYS insert a new set of batteries...

Страница 38: ...2 Ea3 Erit Eri1 Eri2 Eri3 Erct Erc1 Erc2 Erc3 Est Es1 Es2 Es3 If the user changed the instrument s settings can quickly resume the above configuration using the RESET option see paragraph 5 5 By press...

Страница 39: ...ted after about 5 minutes from the last key pressure or switch rotation the instrument starts a special procedure to save the batteries ECONOMY MODE the instrument keeps recording but the display is t...

Страница 40: ...otation it won t be sufficient to press START STOP if a recording is running or F2 if an energy measuring is running to stop the recording it will be necessary to insert the password In order to inser...

Страница 41: ...ument see paragraph 2 3 The value of this parameter can be modified only with the management software For download instructions please consult the software help file In order to transfer the memorized...

Страница 42: ...wires respecting the connections shown in the picture 4 If you want to measure current and power connect the clamp meter to the phase conductor respecting the specifications shown on the clamp and th...

Страница 43: ...hown on the clamp and the connections shown in the picture In case of doubts select POWER and connecting one clamp at a time check if a the phase sequence is correct see paragraph 6 1 2 b the active p...

Страница 44: ...case of doubts set temporarily the 3PH4W mode then select POWER connect the blue wire of the instrument to earth and connecting one clamp at a time check if a The phase sequence is correct see paragra...

Страница 45: ...ery indication refer to paragraph 13 1 11 is displayed the batteries are to be replaced CAUTION Only qualified technicians should operate the instrument Before replacing the battery disconnect test le...

Страница 46: ...s period of fundamental 13 1 3 Current measurement using external transducer Range Accuracy Resolution Input impedance Protection against overloads 0 005 0 26V 0 0001V 0 26 1V 0 5 2digit 0 0004V 100 k...

Страница 47: ...x accuracy K 13 1 10 Safety The instrument complies with EN 61010 1 A2 1996 Insulation Class 2 Pollution 2 Overvoltage category CAT III 300V CAT II 350V Phase Earth CAT III 600V Phase Phase 13 1 11 Ge...

Страница 48: ...d EMC directive 89 336 EEC amended by 93 68 EEC 13 3 ACCESSORIES 13 3 1 Standard accessories Description Model name Instrument VEGA 76 Carrying case BORSA2051 External power supply 12VDC A0050 flexibl...

Страница 49: ...he MENU No Phase selected Voltage and or current harmonics have been selected and the corresponding flag has been enabled HARMONICS ON but no phase voltage or current has been selected Select at least...

Страница 50: ...es of the total reactive power of phase 1 phase 2 phase 3 respectively Q12 Q32 only for 3 wire measurement Value of the power measured by the VARmeter 1 2 and 3 2 respectively see paragraph 16 3 2 St...

Страница 51: ...a Voltage anomaly occurs the instrument records The number corresponding to the phase where the anomaly occurred The direction of the anomaly UP and DN identify respectively voltage drops sag and pea...

Страница 52: ...ics into account The higher it is the more distorted the waveform gets 16 2 2 Limit values for harmonics EN 50160 fixes the limits for harmonic voltages which can be introduced into the network by the...

Страница 53: ...normally draw current for only a fraction of each cycle thus causing non linear loads and subsequent non linear currents All this generates odd harmonics of the 50 60Hz line frequency For this reason...

Страница 54: ...P P PTOT Total Reactive Power 3 2 1 Q Q Q QTOT Total Apparent Power 2 2 TOT TOT TOT Q P S Total Power Factor TOT TOT TOT F S P P where VnN RMS value of voltage between phase n and Neutral In RMS value...

Страница 55: ...f calculation of the same and by the relative discrepancy between the value obtained using this relation and the true value It is to be noted moreover how in case of an electric installation with harm...

Страница 56: ...is defined in the panel and therefore acquires the value of the power factor in that moment 0 The active power positive or negative or the reactive power inductive or capacitive positive or negative i...

Страница 57: ...ed Medium value of the parameter intended as arithmetic average of all the values registered during the integration period Maximum value of the parameter during the integration period harmonics exclud...

Страница 58: ...transit Repairs made necessary by previous attempts for repair carried out by non skilled or unauthorized personnel Instruments for whatever reason modified by the customer himself without explicit au...

Страница 59: ...YAMUS0003HT0...

Страница 60: ...YAMUS0003HT0 Via Righi 126 48018 Faenza RA Italy Tel 39 0546 621002 4 linee r a Fax 39 0546 621144 email ht htitalia it http www htitalia com...

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