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26 

III.6 Measurement of Balanced 3 Phase AC Power Quality 

L1

L3

L1

L2

L3

+

600V

COM

V L1

L3

 

a.  Set the rotary switch at the 3 Phase position 
b.  Connect the test leads to the voltage source in parallel with the load. 
c.  Clamp on one of the wire to the load. The current should flow from the 

front of the tester to the side of the battery cover 

d.  Press 

3φ  

button for balanced 

3φ  

system measurement. 

e.  Press the FUNC button to select following displays 

 

Содержание PCE-GPA 62

Страница 1: ...Graphic AC Power Quality Analyzer PCE GPA 62 Users Manual PCE Group...

Страница 2: ...k Double Insulation Application around and removal from HAZARDOUS LIVE conductors is permitted Earth ground AC Alternating Current DC Direct Current Both direct and alternating current Conforms to rel...

Страница 3: ...ing instructions carefully for safe operation NEVER use the clamp meter for Voltages higher than 600V DO NOT hold the clamp meter beyond its tactile barrier DO NOT use the clamp meter and accessories...

Страница 4: ...r VAR KVAR 23 III 5 3 Maximum Demand KW and KVA 24 III 5 4 Energy KWh PFh KVARh and KVAh 24 III 5 5 Phasor Diagram 24 III 5 6 RMS values of Voltage and Current 25 III 6 Measurement of Balanced 3 Phase...

Страница 5: ...tage Waveform 37 VI 3 Datalogging of Current Waveform 38 VII DATALOGGING OF TRANSIENT DETECTION 39 VIII DATALOGGING OF AC POWER 44 VIII 1 Scheduled Datalogging 44 VIII 2 Immediate Datalogging 46 IX CL...

Страница 6: ...aphic Phasor Diagram g Transient Detection and Logging of Swell Dip and Outage h Fast peak function 39 s for 50 Hz 33 s for 60Hz i Active W KW HP reactive VAR KVAR and apparent VA KVA power j Power fa...

Страница 7: ...CEL BACK LIGHT Press this button to HOLD the display in LCD or turn the backlight on or off It is also used to delete harmonics in the harmonics configuration 4 Rotary Switch Select setup measurement...

Страница 8: ...clear the data memory It is also used to add harmonics in the harmonics configuration 8 Button Decrement value by 1 Move the reference axis down Move the line cursor left to next harmonics Page down...

Страница 9: ...4 III OPERATING INSTRUCTIONS III 1 Setup Move the rotary switch to the SETUP position Users should setup the parameters of the meter before use...

Страница 10: ...NT TIME There is a calendar clock inside the meter Users should setup the correct time HOUR MINUTE SAMPLE Setup the sampling interval in seconds for Datalogging START TIME schedule when to start datal...

Страница 11: ...6 HOUR MINUTE STOP TIME schedule when to stop datalogging HOUR...

Страница 12: ...7 MINUTE VT set the ratio of voltage transformer normally 1 V reading Voltage VT MD set the time interval form maximum demand in minutes 1 to 60 minutes normally 15...

Страница 13: ...set the operating frequency to 50Hz 60Hz orAuto AUTO POWER OFF enable 1 or disable 0 auto power off function TRANSIENT REFERENCE set the nominal voltage and threshold for transient capture NOMINALVOL...

Страница 14: ...9 TOLERANCE...

Страница 15: ...10 HARMONICS CONFIGURATION select the harmonics to be logged NOTE The unit will adjust the sampling time according to the amount of harmonics to be logged...

Страница 16: ...to be logged for each cycle of the waveform There are four options 32 64 128 and 256 NOTE The unit will adjust the sampling time according to the processing time required to log waveform DATE set the...

Страница 17: ...12 MONTH DAY...

Страница 18: ...t the rotary switch at V position b Insert the test leads into the input jack Connect the test prods of the test leads in PARALLEL to the circuit to be measured NOTE If the peak value of the inputAC v...

Страница 19: ...nic Distortion with respect to Fundamental frequency THD F V2 2 V3 2 V49 2 V50 2 V1 100 Where V1 magnitude at the nominal frequency eg 50 or 60 Hz V2 magnitude at the second harmonics V50 magnitude at...

Страница 20: ...15 NOTE Frequency Hz is displayed in the second page Harmonics order 25 th to 50 th order...

Страница 21: ...D F and Harmonics of ACA a Set the rotary switch at A position b Clamp on to the conductor and read the data from LCD display WARNING Make sure that all the test leads are disconnected from the meter...

Страница 22: ...nic Distortion with respect to Fundamental frequency THD F V2 2 V3 2 V49 2 V50 2 V1 100 Where V1 magnitude at the nominal frequency eg 50 or 60 Hz V2 magnitude at the second harmonics V50 magnitude at...

Страница 23: ...18 NOTE Frequency Hz is displayed in the second page Harmonics order 25 th to 50 th order...

Страница 24: ...19 III 4 Waveforms of ACV andACAwith Phase Angle...

Страница 25: ...phase angle Users can press the or buttons to move the 0 reference axis of current up or down So the waveforms of voltage and current can be easily distinguished as in the following figure III 4 1 Wav...

Страница 26: ...21 III 4 2 Waveform of ACAwith Peak Value Press the FUNC button to select display of current waveform with RMS value and peak value...

Страница 27: ...wn in LCD is equal to the W VA and VAR values measured by the tester multiplied by VT ratio WLCD W VT VALCD VA VT VARLCD VAR VT WHLCD WH VT L3 L1 V COM 600V a Set the rotary switch at the 1 Phase posi...

Страница 28: ...23 III 5 1 True Power W and Power Factor PF III 5 2 Apparent Power VA KVA and Reactive Power VAR KVAR...

Страница 29: ...5 3 Maximum Demand KW and KVA WARNING Must disable auto power off for this measurement III 5 4 Energy KWh PFh KVARh and KVAh WARNING Must disable auto power off for this measurement III 5 5 Phasor Di...

Страница 30: ...25 III 5 6 RMS values of Voltage and Current...

Страница 31: ...3 Phase position b Connect the test leads to the voltage source in parallel with the load c Clamp on one of the wire to the load The current should flow from the front of the tester to the side of th...

Страница 32: ...27 III 6 1 AC Watt W and Power Factor PF III 6 2 Apparent Power VA KVA and Reactive Power VAR KVAR III 6 3 Maximum Demand KW and KVA WARNING Must disable auto power off for this measurement...

Страница 33: ...28 III 6 4 Energy KWh PFh KVARh and KVAh WARNING Must disable auto power off for this measurement III 6 5 Phasor Diagram III 6 6 RMS values of Voltage and Current...

Страница 34: ...press the REC button ONCE If users see the following display and press the REC button the true RMS value of voltage and selected harmonics set in the configuration will be logged at specified sampling...

Страница 35: ...30...

Страница 36: ...see the following display Users always have 8 seconds to cancel Datalogging by pressing the HOLD button for about 2 seconds If users do not press HOLD CANCEL button the unit starts Datalogging and th...

Страница 37: ...ediate Datalogging Press the REC button TWICE START TIME will be changed to next minute STOP TIME will be changed to current time tomorrow Please refer to HARMONICS CONFIGURATION of SETUP for selectin...

Страница 38: ...duled Datalogging Set the rotary switch at the A position and press the REC button ONCE The true RMS value of current and selected harmonics set in the configuration will be logged at specified sampli...

Страница 39: ...will see the following display Users always have 8 seconds to cancel datalogging by pressing the HOLD button for about 2 seconds If users do not press HOLD CANCEL button the unit starts datalogging an...

Страница 40: ...armonics NOTE The true RMS value and the first harmonics are always logged V 2 Immediate Datalogging Press the REC button TWICE the unit start Datalogging in the next minute START TIME will be changed...

Страница 41: ...Set the rotary switch at the VAwaveform and press the FUNC to select display of both voltage and current waveforms Press the REC button once to do scheduled Datalogging Both voltage and current wavefo...

Страница 42: ...switch at the VAwaveform and press the FUNC to select display of voltage waveform Press the REC button once to do scheduled Datalogging Voltage waveform will be logged NOTE Users can specify how many...

Страница 43: ...at the VAwaveform and press the FUNC to select display of current waveform Press the REC button once to do scheduled Datalogging Current waveform will be logged NOTE Users can specify how many points...

Страница 44: ...sient position the following display is shown It shows the reference voltage is AC 110 0V TRANS REF and the threshold is 5 If the voltage exceeds 115 5V SWELL or is less than 104 5V DIP or is less the...

Страница 45: ...40 Press the FUNC button to start transient detection...

Страница 46: ...41 After users press the FUNC button the LCD will become blank and the LED at the bottom starts to flash...

Страница 47: ...42 To stop transient detection and review events press the FUNC button again Press the or buttons to review events...

Страница 48: ...43...

Страница 49: ...4 VIII DATALOGGING OF AC POWER VIII 1 Scheduled Datalogging Press the REC button ONCE Users can press the REC button once to start scheduled datalogging The START TIME and STOP TIME is set in the SETU...

Страница 50: ...see the following display Users always have 8 seconds to cancel Datalogging by pressing the HOLD button for about 2 seconds If users do not press HOLD CANCEL button the unit starts Datalogging and th...

Страница 51: ...cords of Date Time VA W VAR PF KVAH KWH KVARH PFH AD VA AD W MD VA MD W Phase HP VIII 2 Immediate Datalogging Press the REC button TWICE START TIME will be changed to next minute STOP TIME will be cha...

Страница 52: ...CD Users press the HOLD button to confirm the clearance of memory The unit is turned off after the memory is cleared If users do not press the HOLD button in 8 seconds the memory is not clear This tim...

Страница 53: ...ings 1 Range 0 to 1500A Resolution 20 V and 20A 20V or 20A 10 0 999 9 VA 0 1VA 1 20dgts 2 40dgts 1 000 9 999 KVA 0 001 KVA 1 20dgts 2 40dgts 10 00 99 99 KVA 0 01 KVA 1 20dgts 2 40dgts 100 0 999 9 KVA...

Страница 54: ...d Protection AC 800V Range Resolution Accuracy of Readings 1 4 0 V 600 0 V 0 1 V 0 5 5dgts 1 For VT 1 the accuracy in percentage is the same 0 5 But the additional digits should be multiplied by the V...

Страница 55: ...Factor PF Accuracy Range Resolution 20V and 20A 20V or 20A 0 000 1 000 0 001 0 04 0 1 Phase Angle Range Resolution Accuracy 180 to 180 0 1 1 0 to 360 0 1 1 Total Harmonic Distortion THD F with respec...

Страница 56: ...r power on Update Time 2 times second display No Of Samples per Period 512 voltage or current 256 power Operating Temperature 10 C to 50 C Operating Humidity less than 85 relative Altitude up to 2000M...

Страница 57: ...d remove the test leads from the box B Remove the screw of the battery compartment C Lift and remove the battery compartment D Remove the old batteries E Press the FUNC button for 2 seconds to dischar...

Страница 58: ...53...

Страница 59: ...manual should only be performed by qualified personnel Repairs should only be performed by qualified personnel Periodically wipe the case with a damp cloth and detergent do not use abrasives or solve...

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