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Chauvin Arnoux C.A 8336 User manual

Manual is about: Quali STAR+ THREE-PHASE ELECTRICAL NETWORKS ANALYSER

Summary of C.A 8336

  • Page 1

    E n g l i s h user’s manual three-phase electrical networks analyser c . A 8 3 3 6 quali star +.

  • Page 2: Precautions For Use

    2 thank you for purchasing a c.A 8336 three-phase electrical networks analyser (qualistar+). To obtain the best service from your unit: read these operating instructions carefully, comply with the precautions for use. Definition of measurement categories: „ measurement category iv corresponds to mea...

  • Page 3: Contents

    3 contents 1. Getting started ........................................................4 1.1. Unpacking .............................................................4 1.2. Charging the battery ..............................................5 1.3. Choice of language .......................................

  • Page 4: 1. Getting Started

    4 1. Getting started 1.1. Unpacking no. Designation quantity 1 safety cables, black, banana-banana, straight-straight attached by a velcro tie. 5 2 black crocodile clips. 5 3 user’s manual on cd-rom. 1 4 type a-b usb cord. 1 5 specific mains power unit and mains cord. 1 6 no. 22 carrying bag 1 7 set...

  • Page 5

    5 1.2. Charging the battery install the battery in the device (see quick start guide or § 17.3). Before the first use, start by fully charging the battery. 120 v ± 10 %, 60 hz 230 v ± 10 %, 50 hz w ? C.A 8336 power & quality analyser quali star + remove the cover from the receptacle and connect the ...

  • Page 6

    6 2. Description of the device 2.1. Functions the c.A. 8336 (qualistar+) is a three-phase network analyzer with colour graphic display and built-in rechargeable battery. It plays three roles, and can be used: „ to measure the rms values, powers, and perturbations of electric distribution networks. „...

  • Page 7

    7 2.1.2. Display functions „ display of waveforms (voltages and currents). „ display of frequency bar chart (voltages and currents). „ inrush current function: displays parameters useful for study of the starting of a motor. Instantaneous current and voltage at the instant designated by the cursor. ...

  • Page 8

    8 w ? C.A 8336 power & quality analyser quali star + figure 1: overall view of qualistar+ 2.3. On/off switch the device can operate either on its battery or on mains power. Pressing the button powers up the device. . If the device is shut off suddenly (line power outage in the absence of the battery...

  • Page 9

    9 2.4. Display 2.4.1. Presentation the backlit 320x240 (1/4 vga) pixel graphic tft displays all measurements with their curves, the parameters of the unit, the curves selected, the instantaneous values of the signals, and the type of measurement selected. When the device is powered up, it automatica...

  • Page 10

    10 icons designation display of mean values and extrema. Move the cursor to the first occurrence of the maximum phase-to-neutral voltage. Move the cursor to the first occurrence of the minimum phase-to-neutral voltage. Move the cursor to the first occurrence of the maximum phase-to-phase voltage. Mo...

  • Page 11

    11 2.5.3. Mode keys (violet keys) these give access to specific modes: item function see waveform acquisition mode, with two sub-modes: transients mode (blackouts, interference, etc.) and inrush current mode (starting of motor). § 5 harmonic curves display mode: representation of voltage, current, a...

  • Page 12

    12 2.6. Connectors 2.6.1. Connection terminals located on the top of the device, these connectors are distributed as follows: figure 3: the connection terminals 2.6.2. Side connectors located on the right side of the device, these connectors are used as follows: 4 current input terminals for current...

  • Page 13

    13 retractable stand. Battery. Figure 5: stand and battery compartment cover 2.9. Abbreviations prefixes of international system (si) units prefix symbol multiplies by milli m 10 -3 kilo k 10 3 mega m 10 6 giga g 10 9 tera t 10 12 peta p 10 15 exa e 10 18 2.8. The stand a retractable stand on the ba...

  • Page 15: 3. Use

    15 3. Use 3.1. Start-up to switch the device on, press the button. It lights when pressed, then goes off if the mains power unit is not connected to the device. After the software check, the home page is displayed, then the information screen that indicates the software version of the device and its...

  • Page 16

    16 the following points must be checked or adapted for each measurement: „ define the parameters of the calculation methods (see §4.5). „ select the distribution system (single-phase to five-wire three-phase) and the connection method (2 wattmeters, 2 ½ elements, standard) (see §4.6). „ program the ...

  • Page 17

    17 to make a measurement, you must program at least: „ the calculation method (see §4.5), „ the connection (see §4.6) „ and the ratios of the sensors (see §4.7). The measuring leads must be connected to the circuit to be measured as shown by the following diagrams. 3.3.1. Single-phase network 3.3.2....

  • Page 18

    18 3.3.4. Connection procedure „ switch the instrument on. „ configure the device for the measurement to be made and the type of network concerned (see §4), „ connect the leads and current sensors to the unit. „ connect the earth and/or neutral lead to the network earth and/or neutral (when it is di...

  • Page 19: 4. Configuration

    19 4. Configuration the configuration key is used to configure the device. This must be done before each new type of measurement. The con- figuration remains in memory, even after the device is switched off. 4.1. Configuration menu the arrow keys (,, , ) are used to navigate in the configuration...

  • Page 20

    20 4.4. Display 4.4.1. Brightness the menu is used to define the brightness of the display unit. The display is as follows: figure 18: the contrast/brightness menu use the keys (, ) to change the brightness. To return to the configuration menu, press . 4.4.2. Colours the menu is used to define the...

  • Page 21

    21 the automatic mode is used to save the battery. The display screen is switched off automatically after five minutes without action on the keys if the device is powered only by its battery and if recording is in progress and after ten minutes if no recording is in progress. The on/off button blink...

  • Page 22

    22 figure 22: the choice of coefficients of calculation of the k factor menu use the arrow keys (,, , ) to fix the value of coefficients q and e: „ q: exponential constant that depends on the type of winding and the frequency. The value of q can range from 1.5 to 1.7. The value of 1.7 is suitabl...

  • Page 23

    23 figure 23: the choice of reference for the level of harmonics menu use the arrow keys (,) to fix the reference for the level of harmonics: „ %f: the reference is the value of the fundamental. „ %r: the reference is the total value. Then validate with the  key. The device returns to the configu...

  • Page 24

    24 figure 16: the connection menu several electrical diagrams can be selected: use the arrow keys (,, , ) to choose a connection. One or more types of network correspond to each distribution system. Distribution system source single-phase 2-wire (l1 and n) single-phase 2-wire non-earthed neutral...

  • Page 25

    25 distribution system source split-phase 3-wire (l1, l2 and n) split-phase 3-wire non-earthed neutral l1 n l2 3-phase open star 3-wire non-earthed neutral l1 l2 n 3-phase high leg delta 3-wire non-earthed neutral l1 l2 n 3-phase open high leg delta 3-wire non-earthed neutral l1 l2 n split-phase 4-w...

  • Page 26

    26 distribution system source 3-phase 3-wire (l1, l2 and l3) indicate which current sensors will be connected: all 3 (3a) or only 2 (a1 and a2, or a2 and a3, or a3 and a1). Three-wattmeter method with virtual neutral (with 3 sensors connected) or two-wattmeter method or two-element method or aron me...

  • Page 27

    27 distribution system source 3-phase 4-wire (l1, l2, l3 and n) indicate which voltages will be connected: all 3 (3v) or only 2 (v1 and v2, or v2 and v3, or v3 and v1). If only two of the three voltages are connected, the three phase voltages must be balanced (2½-element method) 3-phase star 4-wire ...

  • Page 28

    28 4.7. Sensors and ratios note: the ratios cannot be changed if the device is recording, metering energy, or searching for transients, alarms, and/or inrush current acquisitions. 4.7.1. Current sensors and ratios a first screen a is used to define the current sensors and ratios. It automatically di...

  • Page 29

    29 figure 26: the voltage ratios screen in the sensors and ratios menu in the case of a set-up without neutral figure 27: the voltage ratios screen in the sensors and ratios menu in the case of a set-up with neutral use the arrow keys (,) to choose the configuration of the ratios. „ 3u 1/1 or 4v 1...

  • Page 30

    30 „ 4v or 3u: all channels have the same threshold. Press the  key, then use the , keys to highlight the value of the threshold in yellow. Press the  key, then use the ,, and  keys to change the threshold. The unit can be the v or the kv. „ 3v + vn: all channels have the same ratio and the ...

  • Page 31

    31 4.8.3. Current thresholds of the inrush current mode a third screen, displayed by pressing the icon, is used to define the inrush current thresholds. This involves programming the triggering threshold and the inrush current capture stopping threshold (the stopping threshold being the triggering t...

  • Page 32

    32 to change configuration pages, press the or key. The recordable values are: unit designation urms rms phase-to-phase voltage. Udc rms phase-to-neutral voltage. Upk+ maximum peak value of phase-to-phase voltage. Upk- minimum peak value of phase-to-phase voltage. Ucf crest (peak) factor of phase-to...

  • Page 33

    33 the four last lines involve the recording of the harmonics of u, v, a and s. You can select a range of orders of the harmonics to be recorded (between 0 and 50) for each of these quantities, and within this range, if desired, only odd harmonics. Note: the level of harmonics of order 01 will be di...

  • Page 35

    35 4.12. About the about screen displays information concerning the device. Figure 36: the about menu to return to the configuration menu, press ..

  • Page 36: 5. Waveform Capture

    36 5. Waveform capture the waveform capture mode is used to display and to capture transients and inrush currents. It contains two sub-modes: „ the transient mode (see §5.1) „ the inrush current mode (see §5.2) figure 37: the screen of the waveform capture mode to select a sub-mode, move the yellow ...

  • Page 37

    37 5.1.1. Programming and starting a search to program a search for a transient, enter the start date and time, the stop date and time, the number of transients to search for, then the name of the search. To change an item, move the yellow cursor to it using the  and  keys, then validate with the ...

  • Page 38

    38 location in the record of the zone displayed. Selection of curves to be displayed. Instantaneous value of the signals according to the position of the cur- sor on the scale. To move the cursor use the  or  key. Move the cursor to one period of the signal before the transient trig- gering time. ...

  • Page 39

    39 5.2. Inrush current mode still in the mode, the sub-mode is used to capture (record) inrush currents (voltage and current waveforms, network frequency, half-cycle rms voltages and currents except for the neutral) and to view and delete the recordings. When the inrush current mode is invoked: „ if...

  • Page 40

    40 display in peak mode (see §5.2.4). Display in rms mode (see §5.2.3). Figure 43: the capture parameters screen if a capture duration is displayed in red, it means that it has been cut short: „ because of a power supply problem (battery low), „ or because the memory is full. „ or because of a measu...

  • Page 41

    41 figure 45: the 3a rms display screen for a three-phase connection without neutral 5.2.3.3. The l1 rms display screen for a three-phase connection with neutral 5.2.3.2. The 3a rms display screen for a three-phase connection without neutral figure 46: the l1 rms display screen for a three-phase con...

  • Page 42

    42 5.2.4. Instantaneous inrush current the peak mode is used to display the envelopes and waveforms of the inrush current capture. The peak display of an inrush current capture provides two possible representations: „ envelope „ waveform. The change from one of these representations to the other is ...

  • Page 44: 6. Harmonic

    44 6. Harmonic the harmonic mode displays a representation of the harmonic levels of the voltage, current, and apparent power, order by order. It can be used to determine the harmonic currents produced by nonlinear loads and analyze problems caused by harmon- ics according to their order (overheatin...

  • Page 45

    45 6.1.2. The l1 phase voltage harmonics display screen this information concerns the har- monic pointed to by the cursor. V-h03: harmonic number. %: level of harmonics with the fun- damental rms value as reference (%f) or the (total) rms value as reference (%r). V: rms voltage of the harmonic in qu...

  • Page 46

    46 6.2.2. The l1 current harmonics display screen this information concerns the har- monic pointed to by the cursor. A-h05: harmonic number. %: level of harmonics with the fun- damental rms value as reference (%f) or the (total) rms value as reference (%r). A: rms current of the harmonic in question...

  • Page 47

    47 6.3.2. The l1 apparent power harmonics display screen this information concerns the har- monic pointed to by the cursor. S-h03: harmonic number. %: level of harmonics with the fundamental apparent power as reference (%f) or the (total) apparent power as reference (%r). +045°: phase shift of the v...

  • Page 48

    48 6.4.2. The l1 phase-to-phase voltage harmonics display screen this information concerns the har- monic pointed to by the cursor. Uh 03: harmonic number. %: level of harmonics with the fun- damental rms value as reference (%f) or the (total) rms value as reference (%r). V: rms voltage of the harmo...

  • Page 49

    49 harmonics inducing a negative sequence. Harmonics inducing a zero se- quence. Harmonics inducing a positive se- quence. %: level of harmonics with the fun- damental rms value as reference (%f) or the (total) rms value as reference (%r). 6.5.2. The current expert mode display screen the a sub-menu...

  • Page 50: 7. Waveform

    50 7. Waveform the waveform key is used to display the current and voltage curves, along with the values measured and those calculated from the voltages and currents (except for power, energy, and harmonics). This is the screen that appears when the device is powered up. Figure 62: waveform mode scr...

  • Page 51

    51 figure 63: the 3u rms display screen 7.1.2. The 4v rms display screen this screen displays the three phase-to-neutral voltages and the neutral-to-earth voltage of a three-phase system. Rms phase-to-phase voltages. Voltage axis with automatic scaling. Instantaneous value cursor. Use the  or  key...

  • Page 52

    52 7.1.4. The rms display screen for the neutral this screen displays the neutral voltage with respect to earth and the neutral current. Current and voltage axis with auto- matic scaling. Rms voltage and current. Instantaneous values of the signals at the position of the cursor. T: time relative to ...

  • Page 53

    53 7.2.3. The 4a thd display screen this screen displays the phase current waveforms for one period and the total harmonic distortion values. Current axis with automatic scaling. Harmonic distortion for each curve. Instantaneous value cursor. Use the  or  key to move the cursor. Instantaneous valu...

  • Page 54

    54 7.3.3. The 4a cf display screen this screen displays the current waveforms of one period and the peak factors. Figure 72: the 4a cf display screen note: l1, l2, l3 and n display the current and voltage peak factors for phases 1, 2 and 3, respectively and the neutral channel. 7.4. Measurement of e...

  • Page 55

    55 7.4.2. The 4v max.-min. Display screen this screen displays the one-second mean and half-cycle maximum and minimum rms values and the positive and negative peaks of the phase-to-neutral voltages and of the neutral. Columns of values for each voltage curve (1, 2 and 3). Max: maximum rms phase-to-n...

  • Page 56

    56 column of voltage values. Rms: true rms voltage. Pk+: maximum peak voltage since the switching on of the device or since the last time the  key was pressed. Pk-: minimum peak voltage since the switching on of the device or since the last time the  key was pressed. The same information as for th...

  • Page 57

    57 7.5.3. 4a simultaneous display screen this screen displays the rms, dc (only if at least one of the current sensors can measure direct current), thd, cf, fhl and fk values of the phase and neutral currents. Column of rms values and (if the current sensor allows) dc values along with the cf and th...

  • Page 58

    58 7.6. Display of fresnel diagram the sub-menu displays a vector representation of the fundamentals of the voltages and currents. It indicates their associ- ated quantities (modulus and phase of the vectors) and the negative-sequence voltage and current unbalance rates. Note: to allow the display o...

  • Page 61

    61 the campaign on standby message is displayed until the start time is reached. It is then replaced by the message campaign running . When the stop time is reached, the programming a campaign screen returns with the key. You can then program another campaign. During an alarm campaign, only the stop...

  • Page 62

    62 8.5. Deleting an alarm campaign when the list of campaigns performed is displayed (see figure 86), select the campaign to be erased. This is done by moving the cursor to it using the  and  keys. The selected campaign is bolded. Then press the key. Press  to validate or to cancel. Note: it is n...

  • Page 63: 9. Trend Mode

    63 9. Trend mode the trend mode records changes to parameters previously specified in the configuration / trend mode screen (see §4.9). This mode manages up to 2 gb of data. Figure 88: trend mode screen 9.1. Programming and starting recording the submenu specifies the characteristics of a recording ...

  • Page 64

    64 9.3. Viewing the recording list the submenu displays the recording list already made. Recording list memory usage. The black part of the bar corresponds to the fraction of memory used. Recording name. Recording start time. Recording stop time. Figure 89: recording list display screen if the stop ...

  • Page 65

    65 date of the cursor. Figure 91: vrms (4l) without min-avg-max the display period of this curve is one minute. Since the period of the record is one second, each point of this curve corresponds to a value recorded in a one-second window once a minute. There is therefore a substantial loss of inform...

  • Page 66

    66 figure 94: vrms (n) with min-avg-max the display period of this curve is one minute. Each point of the mean curve represents the arithmetic mean of 60 values recorded every second. Each point of the curve of the maxima represents the maximum of the 60 values recorded every second. Each point of t...

  • Page 67

    67 figure 97: tan Φ (l1) without min-avg-max for a three-phase connection with neutral figure 98: tan Φ (l1) with min-avg-max figure 99: p ( Σ) without min-avg-max for the energy curves, the quantities are expressed in wh, j, toe, or btu, depending on the unit chosen in the configuration of the devi...

  • Page 68

    68 figure 101: ph ( Σ) without min-avg-max the display period of this bar chart is one minute. Since the recording period is one second, each bar of this bar chart represents a value recorded in a one-second window once a minute. The energy calculation mode determines the sum of the powers on the se...

  • Page 69

    69 figure 105: cos Φ (l1) loading/calculation of values. The user can stop the loading of the recorded values and the calculation of the values displayed at any time by pressing this key. The dashes indicate that the value is not available at the cursor position because it was not calculated. Figure...

  • Page 70

    70 the following table indicates the time needed to display the curve on screen as a function of the width of the display window for a recording period of one second: width of display window (60 points or increments) grid increment typical waiting time for display with the min-avg-max mode deactivat...

  • Page 71: 10. Power and Energy Mode

    71 10. Power and energy mode the key displays power- and energy-related measurements. The sub-menus available depend on the filter. „ for 2- and 3-wire single-phase connections and for the 2-wire two-phase connection, only selection l1 is available. The filter is therefore not displayed, but the dis...

  • Page 72

    72 figure 111: the energies consumed display screen in 3l note: this screen corresponds to the choice “non-active quantities broken down” in the var tab of the calculation methods menu of the configuration mode. If the choice had been “non-active quantities not broken down”, then the dh label (disto...

  • Page 73

    73 notes: this screen corresponds to the choice “non-active quantities broken down” in the var tab of the calculation methods menu of the configuration mode. If the choice had been “non-active quantities not broken down”, then the d label (dis- tortion power) would have disappeared and the q 1 label...

  • Page 74

    74 the start date and time of the energy metering. The icon is used to suspend the energy metering. Figure 117: the energy metering start-up screen in wh the blinking symbol indicates that energy metering is in progress. Figure 116: the total energies consumed and generated display screen in Σ notes...

  • Page 75

    75 10.5. Disconnection of energy metering to suspend energy metering, press . The stop date and time of the meter- ing are displayed alongside the start date and time. Figure 119: the energy metering screen in varh a disconnection of the metering is not definitive. It can be resumed by pressing the ...

  • Page 76: 11. Screen Snapshot Mode

    76 11. Screen snapshot mode the key can be used to take up to 50 screen snapshots and display the recorded snapshots. Saved screens may then be transferred to a pc using the pat2 application (power analyser transfer). 11.1. Screen snapshots press the key for approx. 3 seconds to shoot any screen . W...

  • Page 77: 12. Help Key

    77 12. Help key the key provides information about the key functions and symbols used in the current display mode. The following information is displayed: figure 121: the help screen for the powers and energies mode, page 1 reminder of the mode used. Help in progress. Help page 1. Help page 2. List ...

  • Page 78: 13. Data Export Software

    78 13. Data export software the pat2 (power analyser transfer 2) data export software supplied with the device is used to transfer the data recorded in the device to a pc. To install it, load the installation cd in the cd drive of your pc, then follow the instructions on screen. Then connect the dev...

  • Page 79: 14. General Specifications

    79 14. General specifications 14.1. Environmental conditions the following chart shows conditions relating to ambient temperature and humidity: 85 75 45 10 -20 0 20 26 35 42,5 50 70 °c 95 3 4 2 1 %rh 1 = reference range. 2 = range for use. 3 = range for storage with batteries. 4 = range for storage ...

  • Page 80

    80 14.4. Electromagnetic compatibility emissions and immunity in an industrial setting compliant with iec 61326-1. As regards electromagnetic emissions, the device belongs to group 1, class a, under standard en55011. Class a devices are intended for use in industrial environments. There may be diffi...

  • Page 81

    81 14.5.5. Display unit the display unit is an active matrix (tft) lcd type having the following characteristics: „ 5.7” diagonal „ resolution 320 x 240 pixels (1/4 vga) „ colour „ minimum luminosity 210 cd/m², typical 300 cd/m² „ response time between 10 and 25 ms „ angle of view 80° in all directi...

  • Page 82

    82 15. Functional characteristics 15.1. Reference conditions this table indicates the reference conditions of the quantities to be used by default in the characteristics indicated in § 15.3.4. Parameter reference conditions ambient temperature 23 ± 3 °c humidity (relative humidity) [45 %; 75 %] atmo...

  • Page 83

    83 15.3. Electrical characteristics 15.3.1. Voltage input characteristics range for use: 0 v rms to 1000 v rms ac+dc phase-to-neutral and neutral-to-earth. 0 v rms to 2000 v rms ac+dc phase-to-phase. (on condition of compliance with 1000 v rms with respect to earth in cat iii). Input impedance: 1195...

  • Page 84

    84 quantities concerning currents and voltages measurement measurement range without ratio (with unity ratio) display resolution (with unity ratio) maximum intrinsic error minimum maximum frequency 40 hz 70 hz 10 mhz ±10 mhz rms voltage (5) simple 2 v 1,000 v (1) 100 mv v ±(0.5 % + 200 mv) 1 v v ≥ 1...

  • Page 85

    85 measurement measurement range without ratio (with unity ratio) display resolution (with unity ratio) maximum intrinsic error minimum maximum rms current (2) j93 clamp 3 a 3,500 a 1 a ±(0.5 % + 1 a) c193 clamp pac93 clamp 1 a 1,000 a 100 ma a ±(0.5 % + 200 ma) 1 a a ≥ 1000 a ±(0.5 % + 1 a) mn93 cl...

  • Page 86

    86 measurement measurement range without ratio (with unity ratio) display resolution (with unity ratio) maximum intrinsic error minimum maximum rms ½ current j93 clamp 1 a 3,500 a 1 a ± (1 % + 1 a) c193 clamp pac93 clamp 1 a 1,200 a 100 ma a ±(1 % + 1 a) 1 a a ≥ 1,000 a mn93 clamp 200 ma 240 a 100 m...

  • Page 87

    87 quantities concerning powers and energies measurement measurement range without ratio (with unity ratio) display resolution (with unity ratio) maximum intrinsic error minimum maximum active power (p) (1) excluding flex 10 mw (3) 10 mw (4) 4 digits at most (5) ±(1 %) cos Φ ≥ 0.8 ±(1.5 % + 10 ct) 0...

  • Page 88

    88 (7) n max is the highest order for which the harmonic ratio is non-zero. (8) with e3n clamp (100 mv/a) (9) with j93 clamp, for a 2-wire single-phase connection (phase-to-ground voltage). (10) the energy corresponds to more than 190 years at maximum power pdc (unit ratios). Quantities associated w...

  • Page 89

    89 quantities concerning the spectral composition of the signals measurement measurement range display resolution maximum intrinsic error minimum maximum voltage harmonic ratio ( τ n ) 0 % 1500 %f 100 %r 0.1 % τ n ±(2.5 % + 5 ct) 1 % τ n ≥ 1000 % current harmonic ratio ( τ n ) (non-flex) 0 % 1500 %f...

  • Page 90

    90 measurement measurement range (with unity ratio) display resolution (with unity ratio) maximum intrinsic error minimum maximum rms harmonic voltage (order n ≥ 2) simple 2 v 1000 v (1) 100 mv v ±(2.5 % + 1 v) 1 v v ≥ 1000 v compound 2 v 2000 v (2) 100 mv u ±(2.5 % + 1 v) 1 v u ≥ 1000 v rms distort...

  • Page 91

    91 measurement measurement range (with unity ratio) display resolution (with unity ratio) maximum intrinsic error minimum maximum rms distortion current (ad) (1) j93 clamp 1 a 3500 a 1 a ±((n max x 0.4%) + 1 a) c193 clamp pac93 clamp 1 a 1000 a 100 ma a ±((n max x 0.4%) + 1 a) 1 a a ≥ 1000 a mn93 cl...

  • Page 92

    92 measurement ranges after application of the ratios measurement measurement range minimum with minimum ratio(s) maximum with maximum ratio(s) rms & rms ½ voltage simple 120 mv 170 gv compound 120 mv 340 gv direct voltage (dc) simple 120 mv 200 gv compound 120 mv 400 gv peak voltage (pk) simple 160...

  • Page 93

    93 15.3.5. Current sensor characteristics (after linearization) sensor errors are offset by a typical correction inside the device. This typical correction, applied to the phase and amplitude, depends on the type of sensor connected (detected automatically) and the gain in the current acquisition ch...

  • Page 94

    94 note: this table does not take into account possible distortion of the measured signal (thd) because of the physical limitations of the current sensor (saturation of the magnetic circuit or of the hall-effect cell). Class b under standard iec61000-4-30. 15.4. Class b under standard iec 61000-4-30...

  • Page 95: 16. Appendices

    95 16. Appendices this section presents the mathematical formulae used in calculating various parameters. 16.1. Mathematical formulae 16.1.1. Network frequency and sampling sampling is controlled by (locked to) the network frequency so as to deliver 256 samples per cycle from 40 hz to 70 hz. This lo...

  • Page 96

    96 16.1.2.3. Dc quantities (neutral included except udc – reassessment every second) phase-to-ground dc voltage of phase (i+1) with i ∈ [0; 3] (i = 3 ∈ neutral-ground voltage) [ ] [ ][ ] ∑ − = ⋅ = 1 0 1 vdc nechsec n n i v nechsec i phase-to-phase dc voltage of phase (i+1) with i ∈ [0 ; 2] [ ] [ ][ ...

  • Page 97

    97 16.1.2.7. Peak factors (neutral included except ucf – over one second) peak factor of phase-to-neutral voltage of phase (i+1) with i ∈ [0; 3] (i = 3 ⇔ neutral). [ ] [ ] [ ] [ ][ ] ∑ − = ⋅ = 1 0 2 1 ) i vpm , i vpp max( vcf nechsec n n i v nechsec i peak factor of phase-to-phase voltage of phase (...

  • Page 99

    99 16.1.3. Harmonic mode 16.1.3.1. Fft (neutral included except for uharm and vaharm – over 4 consecutive periods every second) these calculations are carried out by fft (16 bits), 1024 points over four cycles, with a rectangular window (see iec61000-4-7). From the real parts b k and the imaginary p...

  • Page 100

    100 total harmonic distortion of channel (i+1) with i ∈ [0; 3] (thd-r). [ ] [ ][ ] [ ][ ] [ ] [ ][ ] [ ][ ] [ ] [ ][ ] [ ][ ] ∑ ∑ ∑ ∑ ∑ ∑ = = = = = = = = = 50 1 2 50 2 2 50 1 2 50 2 2 50 1 2 50 2 2 i athdr , i uthdr , i vthdr n n n n n n n i aharm n i aharm n i uharm n i uharm n i vharm n i vharm th...

  • Page 101

    101 three-phase systems with neutral [ ][ ] [ ][ ] ∑ ∑ = = + = 2 0 7 0 0 1 3 3 3 1 vharm i j i vharm j i vharm three-phase systems without neutral [ ][ ] [ ][ ] ∑ ∑ = = + = 2 0 7 0 0 1 3 3 3 1 uharm i j i uharm j i uharm positive -sequence harmonics [ ][ ] [ ][ ] ∑ ∑ = = + + = 2 0 7 0 1 4 3 3 1 ahar...

  • Page 102

    102 total active power p[3] = w[3] = p[0] + p[1] + p[2] total dc power pdc[3] = wdc[3] = pdc[0] + pdc[1] + pdc[2] total apparent power s[3] = va[3] = s[0] + s[1] + s[2] total reactive power (non-active quantities broken down) q 1 [3] = varf[3] = q 1 [0] + q 1 [1] + q 1 [2] total distortion power (no...

  • Page 103

    103 16.1.4.3. Three-phase system without neutral three-phase distribution systems without neutral are considered as a whole (no phase-by-phase power calculation). The device therefore displays only the total quantities. The two-wattmeter method (aron method or two-element method) is applied for the ...

  • Page 104

    104 c) reference in l3 active power, wattmeter 1 [ ] [ ] [ ][ ] [ ][ ] ∑ − = ⋅ − ⋅ = = 1 0 0 2 1 0 w 0 p nechsec n n a n u nechsec active power, wattmeter 2 [ ] [ ] [ ][ ] [ ][ ] ∑ − = ⋅ ⋅ = = 1 0 1 1 1 1 w 1 p nechsec n n a n u nechsec reactive power, wattmeter 1 [ ] [ ] [ ][ ] ∑ − = ⋅ − − ⋅ = = 1 ...

  • Page 105

    105 active power [ ] [ ] [ ][ ] [ ][ ] ∑ − = ⋅ ⋅ = = 1 0 0 0 1 0 w 0 p nechsec n n a n u nechsec dc power pdc[0] = wdc[0] = udc[0] . Adc[0] apparent power s[0] = va[0] = urms[0] . Arms[0] reactive power (non-active quantities broken down – configuration >calculation methods >var) [ ] [ ] [ ][ ] ∑ − ...

  • Page 106

    106 with: [ ] [ ][ ] [ ][ ] [ ][ ] [ ][ ] [ ][ ] [ ][ ] ∑ ∑ ∑ − = − = − = ⋅ + ⋅ + ⋅ = 1 0 1 0 1 0 1 2 2 1 1 0 0 3 p nechsec n nechsec n nechsec n n af n vf n af n vf n af n vf [ ] [ ][ ] [ ][ ] [ ][ ] ∑ ∑ ∑ − = − = − = ⋅ − + ⋅ − + ⋅ − = 1 0 1 0 1 0 1 2 ] 4 ][ 2 [ 1 ] 4 ][ 1 [ 0 ] 4 ][ 0 [ 3 nechsec ...

  • Page 107

    107 if reference on l3 [ ] [ ][ ] [ ][ ] [ ][ ] [ ][ ] ∑ ∑ − = − = ⋅ ⋅ + ⋅ − ⋅ = 1 0 1 0 1 1 1 1 0 2 1 3 p nechsec n nechsec n n a n u nechsec n a n u nechsec note: the fundamental power factor is also called the displacement factor. Total tangent [ ] [ ] [ ] 3 p 3 q 3 tan 1 1 = d) two-phase system ...

  • Page 108

    108 16.1.6. Energies energies excluding neutral – over tint with refresh every second 16.1.6.1. Distribution system with neutral note: tint is the power integration time in energy calculations; the beginning and end of this period are user-controlled. Consumed dc energy of phase (i+1) with i ∈ [0; 2...

  • Page 109

    109 total consumed capacitive reactive energy (non-active quantities broken down – configuration >calculation methods >var) q 1 c[0][3] = varhc[0][3] = q 1 c[0][0] + q 1 c[0][1] + q 1 c[0][2] total consumed distortion energy (non-active quantities broken down – configuration >calculation methods >va...

  • Page 110

    110 total generated inductive reactive energy (non-active quantities broken down – configuration >calculation methods >var) q 1 hl[1][3] = varhl[1][3] = q 1 hl[1][0] + q 1 hl[1][1] + q 1 hl[1][2] total generated capacitive reactive energy (non-active quantities broken down – configuration >calculati...

  • Page 111

    111 total consumed non-active energy (non-active quantities not broken down – configuration >calculation methods >var) [ ][ ] [ ][ ] [ ][ ] ∑ = = int 3600 0 varh 0 nh t n n i n i i b) total generated dc energy [ ][ ] [ ][ ] [ ][ ] ∑ − = = int 3600 1 wdch 1 pdch t n n i pdc i i with pdc[i][n] c) tota...

  • Page 112

    112 hyster esis maximum duration threshold return level hyster esis minimum duration return level threshold 16.4. Minimum scale values for waveforms and minimum rms values minimum scale value (waveform mode) minimum rms values phase-to-neutral and phase-to-phase voltages 8 v (1) 2 v (1) ampflex™ a19...

  • Page 113

    113 figure 123: four-quadrant diagram 16.6. Mechanism for triggering transient captures the sampling rate is a constant 256 samples per cycle. When a transient capture is started, each sample is compared to the sample from the preceding cycle. the preceding cycle defines the mid-point of a virtual ...

  • Page 114

    114 here are the conditions for triggering and stopping captures: triggering filter triggering and stop conditions a1 triggering condition ⇔ [a1 half-cycle rms value] > [triggering threshold] stop condition ⇔ [a1 half-cycle rms value] a2 triggering condition ⇔ [a2 half-cycle rms value] > [triggering...

  • Page 115

    115 dpf displacement factor (cos Φ). E exa (10 18 ) fk k factor. Used to quantify the effect of a load on a transformer. Fhl harmonic loss factor. Flicker a visual effect of voltage variations. Frequency number of full voltage or current cycles in one second. Fundamental component: component at the ...

  • Page 116

    116 ud phase-to-phase rms distortion voltage (line voltage). Udc phase-to-phase dc voltage (line voltage). Uh harmonic of the phase-to-phase voltage (line voltage). Upk+ maximum peak value of phase-to-phase voltage (line voltage). Upk- minimum peak value of phase-to-phase voltage (line voltage). Urm...

  • Page 117: 17. Maintenance

    117 17. Maintenance except for the battery and the memory card, the instrument contains no parts that can be replaced by personnel who have not been specially trained and accredited. Any unauthorized repair or replacement of a part by an “equivalent” may gravely impair safety. 17.1. Cleaning the cas...

  • Page 118

    118 „ turn the device over and hold the battery as it slides out of its compartment. „ disconnect the battery connector without pulling on the wires. Note: the qualistar+ preserves the date-time function for approximately 4 hours without the battery. The qualistar+ preserves an inrush current captur...

  • Page 119

    119 17.5. Memory card the device accepts sd (sdsc), sdhc, and sdxc type memory cards. Before withdrawing or inserting the memory card, make sure that the device is disconnected and off. Write-protect the memory card when you withdraw it from the device. Cancel the write protection before putting the...

  • Page 120: 18. Warranty

    120 17.7. Repair for all repairs before or after expiry of warranty, please return the device to your distributor. 17.8. Updating of the internal software with a view to providing, at all times, the best possible service in terms of performance and technical upgrades, chauvin arnoux invites you to u...

  • Page 121: 19. To Order

    121 19. To order 19.1. C.A 8336 three-phase electrical networks analyser c.A 8336 without clamp .......................................................................................................................................... P01160591 the device is delivered with: „ 1 no. 22 shoulder bag „...

  • Page 122

    03 - 2016 code 694060a02 - ed. 5 http://www.Chauvin-arnoux.Com 190, rue championnet - 75876 paris cedex 18 - france tél. : +33 1 44 85 44 85 - fax : +33 1 46 27 73 89 - info@chauvin-arnoux.Fr export : tél. : +33 1 44 85 44 38 - fax : +33 1 46 27 95 59 - export@chauvin-arnoux.Fr deutschland - chauvin...