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1. Varpact without bus bars DB121431 Note extension piece specific to Prisma Plus Varpact with bus bars W 650 mm ref 51635 40 Schneider Cubicle installation Classic and Comfort Varpact m 5 modules maximum per column with side connection or m 4 modules maximum one connection module per column m maximum power per column D Classic 600 kvar 400 V 50 Hz D Comfort 450 kvar 400 V 50 Hz Note extension piece specific to Prisma Plus W 650 mm ref 51635 DB121433 Power factor correction modules Installation in a 700 mm and 800 mm wide cubicle DB121431 Ventilation see chapter 6 page 46 Min 100 for optimum ventilation Parallel connection by means of cables see chapter 7 page 52 Extension module ref 51637 51637 cubicle L 700 51639 cubicle L 800 4 modules Cross member ref 51670 to be ordered separately for n modules ordered n 1 ref 51670 Connection module i T D L see chapter 3 page 18 2 HS Varpact without bus bars Varpact with bus bars Schneider a Power factor correction modules Installation in a cubicle 700 or 800 mm wide and 400 or 500 mm deep 5 modules maximum and reactiv
2. Sn kVA Becareful the Gh Sn ratio rule is right only if THD I of the sum of harmonics generating receivers lt 30 and if background THD UJ lt 2 96 If these values are higher you have to realise a harmonics study of the network or to do measurements Qc Example 1 P kW Gh kVA var U 400 V P 300 kW Sn 800 kVA Gh 150 kVA Sn apparent power of the transformer Gh Sn 18 75 gt Comfort equipment Gh apparent power of harmonics generating receivers variable Example 2 speed motors static converters power electronics etc p Qc power of the compensation equipment U 400 V P 100 kW Sn 800 kVA Gh 300 kVA U network voltage Gh Sn 37 5 gt _ Harmony equipment B with measurements according to the percentage of total harmonic current distortion THD I measured at the transformer secondary at maximum load and without capacitors DB121410 THD I Classic Comfort Harmony Filters x 5 96 596 lt 1096 1096 lt 20 20 96 E with measurements according to the percentage of total harmonic voltage distortion THD U measured at the transformer secondary at maximum load and without capacitors THD U Classic Comfort Harmony Filters x 3 96 3 496 E 4 f 9o e 0 5 Measure LA THD 1 If you measure the both THD I and THD U and the results give two different type of power factor correction according to the above rules you have to
3. B keeping track of changes in standards in order to have the most recent version at all times The main international standards are m IEC 60439 1 IEC 60529 IEC 60831 1 amp 2 and IEC 61921 Schneider 55 Electric Tests to be done Inspections and tests Standards IEC 60439 1 routine test Inspection of the assembly including inspection of wiring and if necessary an electrical operation test ii Schneider The tests Practical rules Carry out all the compulsory inspections and tests and in particular the three routine tests specified by the IEC 60439 1 standards They complement any type tests which may have been carried out previously by the Standard IEC 60439 1 defines 10 tests to be carried out on electrical switchboards m type tests E 3 routine tests The 7 type tests must be carried out in laboratories and test platforms on cubicles using real working configurations complete cubicles fitted with standard components and equipped with Varplus capacitors The assembly instructions and the 3 routine tests described below provide the necessary proof that the switchboard is of the Type Tested Assembly TTA or Partially Tested Assembly PTA type and in compliance with standards Conformity m conformity of the finished switchboard to the drawings part lists and diagrams r1 number type and rating of devices r1 conformity of cabling auxiliary and power circuit connections r1 quality of cables
4. H H H pet ao E The fuse rating immediately above the calculated value must be used Example 2 E or la la fom 50 Schneider a DB114163 Choice of protective devices Step protection by means of circuit breaker or fuses IE eae Protection of the transformer supplying the auxiliaries O Circuit breakers Fuses Circuit breaker or fuses type Gg HBC must be used with the following ratings B classic and comfort ranges 1 6 In m harmony range 1 5 In Note when 2 steps are protected by one circuit breaker or a same set of fuses the coefficients are m 1 4 Infor classic and harmony steps m 1 6 Infor comfort steps Use of a transformer to supply the auxiliaries The transformer must be sufficiently powerful to supply the contactor coils drive and holding the controllers and other energy consuming devices fans lamps etc Table showing the choice of protective devices at the transformer primary for transformers with an inrush current of 25 In primary voltage 400 V 100 250 2 300 2 t 1000 25 e E Table showing the choice of protective devices at the transformer secondary secondary voltage 230 V single phase 63 0 5 100 0 5 160 075 250 530 lt 800 4 1000 4 1 No overload protection provided Electric Schneider 51 Choice of cables Step power cables Auxiliary circuits Capacitor bank connection cables 52 Schneider Powe
5. D D H D D E E B D DB109695 DB110654 average over 24 hours 45 C ref 51461 IP20 IP42 average over 1 year 35 C protection minimum 25 C colour elements RAL 9005 base and cover RAL 7030 ref 51459 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 busbars execution indoor protection IPOO without cover IP20 or IP42 see accessories Varplus accessories m no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover L1 5 Accessories for Varplus Ref E 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 mU 17 6 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 8 Installation 1147 A All positions are convenient except vertical one with connecting terminals upside down Fixing holes for M6 screws Akit to replace Varplus by Varplus is available ref 51298 Weight of Varplus 2 1 kg Schneider 21 Electric Choice of products Capacitors 50 Hz network 400 415 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Slightly polluted network Gh Sn lt 15 Yo assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz 400 V kvar 415 V kvar Ref and harmonic pollution level of the network 5 5 5 51311 6 25 6 5 51313 Y 9 T 15 51315 10 10 75 51317 12 5 13 5 51319 15 15 5 51321 8 20 21 5 51
6. apply a test voltage of 2500 V 50 Hz for 1 second minimum between all the live parts and the interconnected frames of the assembly Note due to capacitor presence the test must be performed between the 3 short circuited phases and the earth The tests are satisfactory if there is neither puncture nor flashover between the various parts being tested Alternative solution If the switchboard is not subjected to a dielectric test an insulation measurement must be taken using an insulation tester with a voltage of at least 500 V DC The minimum insulation resistance value must be higher than 1000 ohms V Check for the presence of barriers to protect against direct and indirect contacts with live parts Visually check that m contact washers have been used on all assemblies B earthing wires have been fitted to doors m the PE conductor is present and must be connected Clean the inside of the switchboard Check presence of switchboard identification markers Check external appearance scratches paintwork etc Schneider 57 Electric Tests to be done Reports Create a non quality input document used to quantify faults evaluate their importance and assign them to relevant department that must take the necessary action to ensure conformity of the electrical switchboard Schneider The tests Practical rules Conformity of production B draw up a list of missing items E draw up a list of equipment which will
7. frequency Hz and harmonic pollution level of the network Varplus Usefull powers Rated values Ref 400 V kvar 415 V kvar 440 V kvar 480 V kvar 6 6 25 13 8 6 51325 7 5 8 9 1 10 8 51327 9 9 10 5 12 5 51329 G 12 75 13 5 15 6 18 6 51331 g 14 15 174 20 4 51333 18 5 22 9 51335 Assembly advised 259 27 2 x 51331 32 5 51333 51335 37 2 x 51335 42 45 3 x 51333 51 2 x 51335 51333 Varplus IPOO SO TSS 3 x 51335 61 3 x 51335 31325 Maximum mechanical assembly 4 capacitors and 61 60 kvar 400 415 V Assembly 60 kvar see conditions to respect in Varplus user manual Highly polluted network 25 lt Gh Sn y 50 capacitors rated 550 V will be used with detuned reactor DB109695 Technical data E capacitor rated voltage 480 V 3 phase 60 Hz E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 m insulation level r1 withstand 60 Hz 1 minute 4 kV r1 impulse wave withstand 1 2 50 us 15 kV B voltage test 2 15 Un rated voltage for 10 s E maximum permissible overloads at service voltage network as per IEC 60831 1 2 O current 30 permanently D voltage 10 8 hours over 24 hours B with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute m total losses less than
8. s 1 The Varpact compensation modules m mounted pre cabled see pages 40 to 42 and tested in the factory m adaptation in all cubicle types B perfect association of components The Varplus capacitors see pages 43 and 44 Their positioning must ensure proper ventilation Their sizing must take into account ambient conditions harmonics temperature etc The contactors see pages 38 and 39 They must be suited to capacitor control Schneider Electric have designed and tested specific contactors Telemecanique for this application Their control voltage must be monitored in order to prevent rapid reclosing Lo Am Am 2 The detuned reactors DR see pages 33 to 35 and 45 They must be chosen according to harmonic stresses and installed in order to avoid as far as possible capacitor temperature rise The DR temperature sensor must be connected so that the step can be disconnected if the temperature is too high To not respect one of these 7 rules can shorten the operating life of the capacitors in a few months as a result of an excessive temperature harmonic stresses or an over voltage due to the wrong setting of the controller It can lead to the rupture of the capacitors contactors wirings or detuned reactors In the worst case this can lead to fire 2 Schneider Presentation Key points and risks 3 Ventilation see pages 46 to 49 It must be efficient
9. va Orin 4 V Example of capacitor banks with detuned reactors DRs DB121427 Detuned reactors Temperature rise stresses The detuned reactors should be mounted in the upper part of the cubicle to avoid overheating the installed switchgear In the case of a correction switchboard with detuned reactors a separate column should be specifically reserved for the reactors Detuned reactors require forced ventilation page 48 Note under no circumstances may the detuned reactors be fitted beneath the capacitors Location of the detuned reactors To ensure proper ventilation the DR windings must be vertical Installation distance The minimum distances illustrated opposite must be observed for insulation purposes and to prevent overheating Schneider Electric 45 Ventilation system Classic and comfort range The ventilation rules given in this manual are valid under Normal operating conditions to IEC 60439 1 normal operating conditions They ensure that the m maximum temperature in the electrical room lt 40 C temperatures within the cubicles do not exceed the m average temperature over 24 hours in the electrical room lt 35 C maximum temperatures to which the components can B average annual temperature in the electrical room 25 C be subjected E minimum temperature 2 5 C The rules provide for an average delta T of 10 to 15 C m maximum altitude s 2000 m between the outside and i
10. 0 072 x Schneider DD382359 65 Tests to be done Principe Test conditions Tests must be carried out in a clearly defined area in compliance with applicable legislation or regulations by qualified personnel Inspection means Megohmmeter The reference documents Standards IEC 60439 IEC 60529 IEC 60831 1 amp 2 IEC 61927 The means Practical rules At the end of the manufacturing process a LV switchboard must undergo various routine inspections and tests in the factory following an established programme The switchboard must comply with E the appropriate standards m the design file drawings diagrams and specific requirements m manufacturer mounting instructions B in house instructions Inspection is carried out in a special area reffered to as the test platform which is set aside for final testing All inspectors must first attend a special training course and must be qualified for working in the proximity of live parts The necessary parts should be suitable for the purpose correctly calibrated and in good working order B dielectric test station E megohmmeter B multimeter B capacitance meter B torque wrench m controller test bench In addition to those items which are specific to the switchboard drawings diagrams and specific specifications quality inspectors should refer to up to date documents integrating revisions and updates B to technical files E to in house rules etc
11. 140 18 5 50 kvar 400 V 50 Hz 160 25 100 kvar 400 V 50 Hz 205x 120 330 380 220 42 Tuning order 3 8 190 Hz Power restored by the Fixing centre Maximum dimensions mm Weight detuned reactor distance capacitor assembly mm H W D kg 6 25 kvar 400 V 50 Hz 110x 87 230 200 140 8 5 12 5 kvar 400 V 50 Hz 205 x 110 25 kvar 400 V 50Hz 205 x 110 50 kvar 400 V 50 Hz 270 260 160 100 kvar 400 V 50 Hz 205x 120 330 380 220 42 Tuning order 2 7 135 Hz Power restored by the Fixing centre Maximum dimensions mm Weight detuned reactor distance capacitor assembly mm H W D kg 6 25 kvar 400 V 50 Hz 110x 87 230 200 140 9 12 5 kvar 400 V 50 Hz 205x 110 230 245 145 13 25kvar400V SOHz 205x110 22 50 kvar 400 V 50 Hz 270 260 160 32 100 kvar 400 V 50 Hz 205 x 120 380 220 57 1 205 x 1200r 205x 130 mm 34 Scbneider d Electric Choice of products Detuned reactors Detuned reactor capacitor Maximum temperature 40 C and maximum altitude 2000 m contactor combination tables 480 V capacitors fr 135 Hz Qc 400 V Qc 480 V Capacitor ref DR ref Specific contactors Standard contactors 6 25 kvar 8 kvar 51337 x 1 51563 x 1 LC1 DFK11M7 x 1 LC1D12 x 1 12 5 kvar 15 5 kvar 51331 x 1 51564 x 1 LC1 DFK11M7 x 1 LC1D25 x 1 25 kvar 31 kvar 50 kvar 62 kvar 100 kvar 124 kvar 51331 x 2 51335 x 2 51333 51335 x 4 51333 x 2 51565 x 1 51566 x 1 51567 x 1 LC1 DMK11M7 x 1 LC1D38 x 1 LC1 DWK12M7 x 1 LC1D95 x 1 LC1
12. 25 12 5 Double 51935 30 12 57 12 5 Double 51936 37 N 12 5 Single 51937 22 E 25 Single 51938 34 50 Single 51939 45 Varpact B with busbar connection Tuning order TAE E Rer PER 2 7 135 Hz 0 254 0 25 Double 51757 26 6 25 12 5 Double 51759 134 5 12 5 12 5 Double 51761 41 5 12 5 Single 51763 26 5 25 Single 51765 38 5 50 Single 51767 49 5 i 3 8 190 Hz 6 25 6 25 Double 51763 24 5 5 6 254 12 5 Double 51764 33 12 54 12 5 Double 51655 40 12 5 Single 51656 25 25 Single 51657 37 50 Single 51658 48 4 3 215 Hz 6 25 6 25 Double 51501 24 5 6 25 12 5 Double 51503 33 12 5 12 5 Double 51505 40 12 5 Single 51509 25 570 Min 25 Single 51511 37 TM 50 Single 51512 48 Varpact Harmony dimensions Schneider 17 E Electric Choice of products Power factor correction modules 50 Hz network 400 415 V network voltage Varpact Harmony power factor correction modules Technical data B capacitor rated voltage 480 V three phase 50 Hz m tuning order 2 7 135 Hz 3 8 190 Hz 4 3 215 Hz E capacitance value tolerance 5 10 96 m insulation level r1 0 69 kV D withstand 50 Hz 1 min 3 kV E maximum permissible overloads 2 7 135 Hz 3 8 190 Hz 4 3 215 Hz 12 under 400 V 19 under 400 V 30 under 400 V 10 8 hours over 24 hours as in IEC 60831 B ambient temperature around the capacitor bank electrical room D maximum temperature 40 C D average tempera
13. 415 V Assembly gt 62 kvar see conditions to respect in Varplus user manual Technical data B capacitor rated voltage 480 V 3 phase 50 Hz E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 m insulation level D withstand 50 Hz 1 minute 4 kV r1 impulse wave withstand 1 2 50 us 15 kV B voltage test 2 15 Un rated voltage for 10 s E maximum permissible overloads at service voltage network as per IEC 60831 1 2 O current 30 permanently D voltage 10 9o 8 hours over 24 hours B with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute m total losses less than 0 5 Watt kvar discharge resistors included m temperature class D 55 C D maximum 55 C D D Oo E D D a E E D DB109695 DB110654 average over 24 hours 45 C average over 1 year 35 C minimum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 No190 UL 810 execution indoor protection IPOO without cover IP20 or IP42 see accessories m no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover ref 51461 IP20 IP42 protection ref 51459 busbars O Varplus accessories Accesso
14. 51327 Varplus IPOO or 7 75 8 25 8 8 10 4 51329 4 3 215 Hz 5 4 40 11 11 8 14 51345 12 5 13 5 14 3 17 51333 16 5 17 75 19 1 22 7 51335 Assembly advised DB109695 25 27 2 x 51333 30 31 25 51333 51335 50 53 25 3 x 51335 Maximum mechanical assembly 4 capacitors and 65 kvar 400 415 V Assembly gt 65 kvar see conditions to respect in Varplus user manual Technical data B capacitor rated voltage 480 V 3 phase 50 Hz E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse D low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 m insulation level D withstand 50 Hz 1 minute 4 kV r1 impulse wave withstand 1 2 50 us 15 kV B voltage test 2 15 Un rated voltage for 10 s E maximum permissible overloads at service voltage network as per IEC 60831 1 2 O current 30 permanently D voltage 10 8 hours over 24 hours B with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute m total losses less than 0 5 Watt kvar discharge resistors included B temperature class D 55 C ref 51459 O maximum 55 C D D o Bi D o a g ir D DB110654 ref 51461 IP20 IP42 protection A aal average over 24 hours 45 C average over 1 year 35 C minimum 25 C colour elements RAL 9005 base and cover RAL 7030 standards
15. 8 or 4 3 2 7 is used for 3 order harmonics Z Network only Network DR capacitor bank far fr Harmonic current If Hz spectrum range Curve impedance module at point A DR 400 V 50 Hz tuning frequency selection table Remote control frequency Ft Harmonic generators Gh Without 465 Ft 250Hz 250 Ft 350Hz 350Hz Three phase Tuning frequency 135 Hz 135 Hz 190 Hz 215 Hz Variable speed drives rectifiers UPS starters 190Hz o o 215 Hz Single phase Gh gt 10 Sn Tuning frequency Discharge lamps electronic ballast lamps fluorescent lamps UPS 135 Hz 135 Hz 135 Hz 135 Hz variable speed drives welding machines Single phase Gh power of single phase harmonic generators in kVA 1 A tuning frequency of 215 Hz can be used in France with a remote control frequency of 175 Hz Concordance between tuning frequency tuning order and relative impedance 50 Hz network Tuning order Relative impedance Tuning frequency fr n felt P 1 n2 RS 135 Hz 13 7 96 190 Hz 6 92 96 215Hz 5 4 96 Schneider 9 Electric Control and monitoring system Physical and electrical control The Varlogic power factor controllers continually measure the reactive power of the system and switch the capacitor steps ON and OFF to obtain the required power factor Their ten step combinations enable them to control capacitors of different powers Step combinations 1 1 1 1 1 1 q 03 1 1 2 2
16. be dispatched separately from the switchboard Conformity of operation B issue atest report m this report notes any anomalies detected and the required corrective measures B establish with the customer a check list of all the points to be checked example enclosed B issue a test report that remains in the panel builder s possession but that can be supplied on request E this report certifies that all the tests have been carried out and avoids repeating all tests a second time once on site Each panel builder has his own test documents Tests to be done List of inspections Example E Ten sous wi edo Cust order no Workpost sse Inspection performed by SICUBI GS nc ccasccsecctanacandiecedantancdeinansanctens GC r I Rating plate O conform O not conform Documentation O conform O not conform Frame continuity O conform O not conform Degree of protection O conform O not conform Locking O conform O not conform E oR OR penom tonto porom meam porom Gem meom entcm meom Gem poom meam Presentation appearance O conform O not conform Contactor Controller D conform O not conform Capacitor no reading Observations seers RREEOMERORRERRENOCRRKRTTEPR P L I V Schneider 59 Tests to be done Final inspection report Example LUSIT cere EEE EIE ip
17. busbar withstand Isc 35 kA B losses D with cable connection 1 9 W kvar maximum current D with busbar connection 2 3 W kvar maximum current B degree of protection accidentals front face direct contact protection device m colour RAL 7016 m standards IEC 60439 1 EN 60439 1 IEC 61921 D D DDR RR D O E Accessories Ref Connection module With fixing kit 600 650 700 800 wide cubicle 52800 Fastening crosspieces Set of 2 crosspieces 51670 Extension pieces For Prisma Plus cubicle W 650 mm 51635 For universal cubicle W 700 mm 51637 For universal cubicle W 800 mm 51639 Circuit breaker protection Maximum reactive power Additionnal circuit breaker 60 63 A protection kit Until 30 kvar 51626 Additionnal circuit breaker 100 A protection kit From 31 to 50 kvar 51627 Additionnal circuit breaker 160 A protection kit From 51 to 80 kvar 51628 Additionnal circuit breaker 250 A protection kit From 81 to 120 kvar 51629 Installation B horizontal fixing in functional and universal cubicles 400 and 500 mm deep D in cubicle W 600 mm using fastening crosspieces D in cubicle W 650 700 and 800 mm using fastening crosspieces and extension pieces B vertical fastening every 300 mm maximum 5 modules directly to cubicle uprights using sliding crosspieces or to intermediate upright support E control circuit power supply 230 V 50 Hz H Schneider Choice of products Power factor correction modules 50 Hz netw
18. choose the most restricting solution THD U Example a measurement is giving the following results m THD I 15 gt Harmony solution m THD U 3 5 gt Comfort solution You have to choose the Harmony solution P kW THD I or THD U measurement Schneider Electrical network pollution Choice of compensation Customer needs Below table describes typical solutions used in several types of activities 0 Very frenquently Ps Usually ENSIS Occasionally In any case it is recommended to make measurements at site in order to validate the final solution Pollution rate Gh Sn x 15 15 lt Gh Sns25 25 lt Gh Sn x 50 Industry Food and beverage Textile Wood Paper Printing Chemical pharmac Plastic Glass Ceramic Steel making Metallurgy Automotive Cement Mines Reffinery Micro electronic Tertiary Banks insurances Supermarkets Hospitals Stadium Amusement parks Hotels Offices Energy amp Infrastructures Sub station Water distribution Po fo Wind mills EE Schneider Electrical network pollution Working limits The following rules are only indicative In any case if you have a doubt or if values are higher than the following limits contact us All the components and applications you will find in this guide are right if you respect the following limits in order to avoid any overload of detuned reactors and capacitors THD U have to be measured at the transf
19. earth 3 3 kV 1 min m thermal protection restored on terminal block 250 V AC 2A Schneider Tuning order 33 Choice of products Detuned reactors Operating conditions B use indoor B storage temperature 40 C 60 C m relative humidity in operation 20 to 80 96 B saline mist withstand 250 hours B operating temperature altitude DB109698 Altitude Minimum Maximum Highest average over any period of m C C 1 year 24 hours p 1000 0 55 40 50 gt 1000 x 2000 0 50 35 45 Detuned reactor E Installation E 230 V m forced ventilation required see chapter 6 page 48 E vertical detuned reactor winding for better heat dissipation B electrical connection D to a screw terminal block for 6 25 and 12 5 kvar detuned reactors D to a drilled pad for 25 50 and 100 kvar detuned reactors D m 480 V capacitors must be used with the detuned reactors in the case of a 400 415 V 50 Hz network KM As the detuned reactor is fitted with thermal protection it is imperative that the normally closed dry contact be used to disconnect the step in the event of overheating rt TT T see drawing at left Dimensions OV Tuning order 4 3 215 Hz Normally closed dry contact Power restored by the Fixing centre Maximum dimensions mm Weight detuned reactor distance capacitor assembly mm H W D kg 6 25 kvar 400 V 50 Hz 110x 87 230 200 140 8 6 12 5 kvar 400 V 50 Hz 205x 110 140 12 25 kvar 400 V 50Hz 205x 110
20. in order to keep operating temperature lower than maximum permissible temperature of components 4 The power factor controller see pages 36 and 37 Its functions must be adapted to the capacitor bank characteristics number and power of steps sequence etc The time delay must be adapted to capacitor discharge time Time delay must be set to a minimum of 50 secondes see page 12 5 Low voltage network see pages 6 to 9 Network characteristics and in particular network harmonic pollution must absolutely be taken into account when choosing capacitors and detuned reactors if any 6 Tests to be done after production of the bank see p 55 to 60 At the end of the manufacturing process a LV switchboard must undergo various routine inspections and tests in the factory following an established programme The switchboard must comply with E the appropriate standards m the design file drawings diagrams and specific requirements m manufacturer mounting instructions B in house instructions 7 Maintenance must be done every year One month after energising check E contactor terminal tightening torques Each year check B general cleanliness of the equipment B filters and ventilation system B terminal tightening torques B proper working order of switching and protective devices m temperature in the premises 5 C to 40 C max B capacitor capacitance consult us if the capacitance value has cha
21. unique has been patented Personal safety The contactors cannot be operated manually The contactors are fitted with covers for protection against direct contact Safety of installations The damping resistors are disconnected after the capacitor current energising peak A faulty contactor pole therefore does not allow the permanent current to flow through the resistor and prevents it from burning DB121423 Simplicity and durability LC1 DeK contactors are a ready to use solution that does not require the installation of shock coils Their durability is far greater than that of conventional solutions 300 000 operating cycles at 400 V If specific contactors cannot be used to control the capacitors then energising current limiting reactors must be used Please consult the contactor manufacturer A Note LC1D contactors not incorporating a preinstalled resistor can be used with detuned reactors The inductance of the detuned reactor limits the energising current to a value that can be accepted by the contactor Network voltage Te peak closing current fe oscillating frequency Capacitor current Capacitor voltage 36 Schneider Choice of products Contactors References and maximum power ratings Power ratings Instantaneous auxiliary Tightening torque on Basic reference no to which the control temp S 55 C contacts end piece voltage reference no should be added lei 220 V 400 V
22. 0 5 Watt kvar discharge resistors included m temperature class D 55 C D maximum 55 C D D D I D D B H B D DB110654 ref 51461 IP20 IP42 tecti dida average over 24 hours 45 C average over 1 year 35 C minimum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 No190 UL 810 execution indoor protection IPOO without cover IP20 or IP42 see accessories m no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover ref 51459 busbars Varplus accessories L1 DB121424 20 PTS gt 974 06 4 Accessories for Varplus Ref MT 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 114 7 97 4 M8 BEI Installation All positions are convenient except vertical one with connecting terminals upside down Fixing holes for M6 screws A kit to replace Varplus by Varplus is available ref 51298 H44 00 N O Weight of Varplus 2 1 kg Schneider 29 Electric Choice of products Capacitors 60 Hz network 440 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Slightly polluted and polluted network Gh Sn lt 15 96 assembly combination to cover many power ratings kvar depending Varplus on the voltage V fre
23. 1 12 5 16 5 51353 15 19 5 51383 16 5 21 5 51357 G Assembly advised g 21 28 2x 51351 S 25 33 2 x 51353 i 33 43 2 x 51357 43 5 2 x 51357 51351 49 5 64 5 3 x 51357 60 3 x 51357 51351 66 86 4 x 51357 Maximum mechanical assembly 4 capacitors and 66 86 kvar 480 550 V Assembly 66 kvar see conditions to respect in Varplus user manual Varplus IPOO Highly polluted network 25 lt Gh Sn lt 50 95 m for the tuning orders 3 8 or 4 3 and THD U lt 6 95 the capacitors above rated at 550 V have to be used with detuned reactors E for the tuning orders 2 7 and THD U gt 6 96 capacitors rated at 690 V see next page have to be used with detuned reactors DB109695 Technical data B capacitor rated voltage 550 V 3 phase 60 Hz E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 insulation level withstand 60 Hz 1 minute 4 kV impulse wave withstand 1 2 50 us 15 kV voltage test 2 15 Un rated voltage for 10 s maximum permissible overloads at service voltage network as per IEC 60831 1 2 current 30 permanently voltage 10 8 hours over 24 hours with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute total losses less than 0 5 Watt kvar discharge resis
24. 2 protection R 0 DR D DD DR RR DOR R D D R ref 51459 busbars L1 Varplus accessories up P E no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover Accessories for Varplus Ref 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 Doge 17 6 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 8 Y Installation 114 7 All positions are convenient except vertical one with connecting terminals upside down Fixing holes for M6 screws A kit to replace Varplus by Varplus is available ref 51298 Weight of Varplus 2 1 kg 22 Schneider Choice of products Capacitors 50 Hz network 400 415 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Polluted network 15 Gh Sn lt 25 assembly combination to cover many power ratings Capacitors rated 480 V are necessary kvar depending on the voltage V frequency Hz Varplus and harmonic pollution level of the network Usefull powers Rated values 400 V kvar 415 V kvar 440 V kvar 480 V kvar Ref 9 9 0 6 1 7 2 51325 6 25 6 5 7 6 9 51327 7 5 8 8 8 10 4 51329 G 10 11 13 15 5 51331 g 12 5 13 5 14 3 17 51333 15 16 5 19 1 223 51335 Assembly advised 20 23 2 x 51331 25 25 2 x 51333 30 34 2 x 51335 45 51 3 x 51335 60 68 4 x 51335 Varplus IP00 Maximum mechanical assembly 4 capacitors and 62 68 kvar 400
25. 2 2 1 2 3 4 4 4 1 129383 1 2 3 6 6 6 1 1 2 4 4 4 1 2 4 4 4 4 122222 1 2 4 8 8 8 These combinations ensure accurate control by reducing m the number of power factor correction modules m labour Optimising the control in this way generates considerable financial benefits Explanations Q1 Power of the first step Q2 Power of the second step Q3 Power of the third step Q4 Power of the fourth step etc Qn Power of the n step maximum 12 Examples 1 1 1 1 1 1 Q2 Q1 Q3 Q1 Qn Q1 1 1 2 2 2 2 Q2 Q1 Q3 2Q1 Q4 2Q1 Qn 201 1 2 3 4 4 4 Q2 2Q1 Q3 3Q1 Q4 4Q1 Qn 401 1 2 4 8 8 8 Q2 2Q1 Q3 4Q1 Q4 8 Q1 Qn 8 Q1 Calculating the number of electrical steps The number of electrical steps e g 13 Depends on m the number of controller outputs used e g 7 m the chosen combination according to the power of the various steps e g 1 2 2 2 Number of electrical steps EP Number of controller outputs used Combinations 1 2 a Je 5 le 7 a 10o 11 12 EEE 1 2 3 4 15 Js 7 8 j jio t 12 ipo l Is 5 de m Rus 17 19 21 23 1285555 a a Je 9 12 15 18 21 24 27 30 33 1 2 3444 a 3 e 1 14 18 22 26 30 34 s8 42 1 24 8 8 8 1 3 7 15 23 31 39 47 55 63 71 79 10 Schneider Control and monitoring system Physical and electrical control Example 150 kvar 400 V 50 Hz Solution 1 physical control 10 x 15 kva
26. 323 Assembly advised 25 27 2x 51319 30 31 2x 51321 40 43 2x 51323 50 53 5 2 x 51321 51323 55 58 5 2 x 51323 51321 60 64 5 3 x 51323 Varplus IP00 65 3 x 51323 51311 Maximum mechanical assembly 4 capacitors and 65 kvar Assembly gt 65 kvar see conditions to respect in Varplus user manual Technical data B capacitor rated voltage 415 V 3 phase 50 Hz E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 insulation level withstand 50 Hz 1 minute 4 kV impulse wave withstand 1 2 50 us 15 kV voltage test 2 15 Un rated voltage for 10 s maximum permissible overloads at service voltage network as per IEC 60831 1 2 current 30 permanently voltage 10 8 hours over 24 hours with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute total losses less than 0 5 Watt kvar discharge resistors included temperature class D 55 C maximum 55 C average over 24 hours 45 C average over 1 year 35 C maximum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 execution indoor B protection IPOO without cover option O IP20 or IP42 see accessories DB109695 DB110654 ref 51461 IP20 IP4
27. 42 0 269 0 303 0 335 0 369 0 407 0 447 0 489 0 556 0 698 0 67 0 83 0 072 0 188 0 216 0 243 0 277 0 309 0 343 0 381 0 421 0 463 0 530 0 672 0 65 0 84 0 046 0 162 0 190 0 217 0 251 0 283 0 317 0 355 0 395 0 437 0 504 0 645 0 62 0 85 0 020 0 136 0 164 0 191 0 225 0 257 0 291 0 329 0 369 0 417 0 478 0 620 0 59 0 86 0 109 0 140 0 167 0 198 0 230 0 264 0 301 0 343 0 390 0 450 0 593 0 57 0 87 0 083 0 114 0 141 0 172 0 204 0 238 0 275 0 317 0 364 0 424 0 567 0 54 0 88 0 054 0 085 0 112 0 143 0 175 0 209 0 246 0 288 0 335 0 395 0 538 0 51 0 89 0 028 0 059 0 086 0 117 0 149 0 183 0 230 0 262 0 309 0 369 0 512 0 48 0 90 0 031 0 058 0 089 0 121 0 155 0 192 0 234 0 281 0 341 0 484 Schneider 5 Electrical network pollution Choice of compensation type Devices using power electronics variable speed drives rectifiers UPS arc furnaces fluorescent lamps etc circulate harmonic currents in electrical networks Such harmonics can interfere with the operation of many devices Capacitors are highly sensitive to harmonics A high level of harmonic pollution causes capacitors to overheat and age prematurely breakdown Different types of compensation must be chosen according to the power of the harmonic generators Compensation equipment can be of three types Classic Comfort Harmony depending on the level of network harmonic pollution DB121413 It can be selected as follows B with a theoretical way according to the Gh Sn ratio if the data exist
28. 5 0 713 0 740 0 774 0 806 0 840 0 878 0 918 0 966 1 007 1 169 1 14 0 66 0 388 0 538 0 654 0 682 0 709 0 743 0 775 0 809 0 847 0 887 0 935 0 996 1 138 1 11 0 67 0 358 0 508 0 624 0 652 0 679 0 713 0 745 0 779 0 817 0 857 0 905 0 966 1 108 1 08 0 68 0 329 0 478 0 595 0 623 0 650 0 684 0 716 0 750 0 788 0 828 0 876 0 937 1 079 1 05 0 69 0 299 0 449 0 565 0 593 0 620 0 654 0 686 0 720 0 758 0 798 0 840 0 907 1 049 1 02 0 70 0 270 0 420 0 536 0 564 0 591 0 625 0 657 0 691 0 729 0 769 0 811 0 878 1 020 0 99 0 71 0 242 0 392 0 508 0 536 0 563 0 597 0 629 0 663 0 701 0 741 0 783 0 850 0 992 0 96 0 72 0 213 0 364 0 479 0 507 0 534 0 568 0 600 0 634 0 672 0 712 0 754 0 821 0 963 0 94 0 73 0 186 0 336 0 452 0 480 0 507 0 541 0 573 0 607 0 645 0 685 0 727 0 794 0 936 0 91 0 74 0 159 0 309 0 425 0 453 0 480 0 514 0 546 0 580 0 618 0 658 0 700 0 767 0 909 0 88 0 75 0 132 0 282 0 398 0 426 0 453 0 487 0 519 0 553 0 591 0 631 0 673 0 740 0 882 0 86 0 76 0 105 0 255 0 371 0 399 0 426 0 460 0 492 0 526 0 564 0 604 0 652 0 713 0 855 0 83 0 77 0 079 0 229 0 345 0 373 0 400 0 434 0 466 0 500 0 538 0 578 0 620 0 687 0 829 0 80 0 78 0 053 0 202 0 319 0 347 0 374 0 408 0 440 0 474 0 512 0 552 0 594 0 661 0 803 0 78 0 79 0 026 0 176 0 292 0 320 0 347 0 381 0 413 0 447 0 485 0 525 0 567 0 634 0 776 0 75 0 80 0 150 0 266 0 294 0 321 0 355 0 387 0 421 0 459 0 499 0 541 0 608 0 750 0 72 0 81 0 124 0 240 0 268 0 295 0 329 0 361 0 395 0 433 0 473 0 515 0 582 0 724 0 70 0 82 0 098 0 214 0 2
29. 660 V 240 V 440 V 690 V kvar kvar kvar F O Nm kg 6 5 12 5 18 1 1 1 2 LC1 DFK11 0 43 10 20 30 i 0 6 a En ee G 15 25 36 1 0 63 nn a E se 20 13 25 13 40 o e h b TH LE THE 1 The power values in the above table are valid for the following conditions Prospective peak energising current LC1 DeK 200 In Maximum rate LC1 DKF DKG DLK DMK DPK 240 operating cycles hour LC1 DTK DWK 100 operating cycles hour Electrical durability at nominal load LC1 DKF DKG DLK DMK DPK 400V 300000 operating cycles LC1 DTK DWK 690V 300000 operating cycles 2 Control circuit voltage Tension V 110 220 230 240 380 400 415 50 60 Hz F7 M7 P7 U7 Q7 V7 N7 Other voltages contact us Schneider 3e Cubicle installation Power factor correction modules Classic and Comfort Varpact Installation in a 600 mm wide cubicle B 5 modules maximum per column with side connection or m 4 modules maximum one connection module per column m maximum power per column D Classic 600 kvar 400 V 50 Hz D Comfort 450 kvar 400 V 50 Hz Ventilation see chapter 6 page 46 DB121438 Min 100 for optimum ventilation 300 q 4 EURE saent e Parallel connection by 300 means of cables see chapter 7 page 52 Cross members ref 51670 300 s to be ordered separately fot n modules order n 1 ref 51670 YT Connection module see chapter 3 page 18
30. Choice of products Power factor correction modules 50 Hz network 400 415 V network voltage Varpact Comfort power factor correction modules Technical data B capacitor rated voltage 480 V three phase 50 Hz B capacitance value tolerance 5 10 96 insulation level 0 69 kV withstand 50 Hz 1 min 3 kV maximum permissible overcurrent 50 max 400 V maximum permissible overvoltage 10 8 hours over 24 hours as in IEC 60831 ambient temperature around the capacitor bank electrical room maximum temperature 40 C average temperature over 24 hours 35 C average annual temperature 25 C minimum temperature 5 C busbar withstand Isc 35 kA B losses D with cable connection 2 W kvar maximum current D with busbar connection 2 4 W kvar maximum current B degree of protection accidentals front face direct contact protection device m colour RAL 7016 m standards IEC 60439 1 EN 60439 1 IEC 61921 D D DDR RR D O E Accessories Ref Connection module With fixing kit 600 650 700 800 wide cubicle 52800 Fastening crosspieces Set of 2 crosspieces 51670 Extension pieces For Prisma Plus cubicle W 650 mm 51635 For universal cubicle W 700 mm 51637 For universal cubicle W 800 mm 51639 Circuit breaker protection Maximum reactive power Additionnal circuit breaker 60 63 A protection kit Until 30 kvar 51626 Additionnal circuit breaker 100 A protection kit From 31 to 50 kvar 51627 Additionn
31. D115 x 1 480 V capacitors fr 2 215 Hz fr 190 Hz Qc 400 V Qc 480 V Capacitor ref DR ref DR ref Specific contactors Standard contactors 6 25 kvar 9 kvar 51327 x 1 51573 x 1 51568 x 1 LC1 DFK11M7 x 1 LC1D12 x 1 12 5 kvar 17 kvar 51333 x 1 52404 x 1 LC1 DFK11M7 x 1 LC1D25 x 1 25 kvar 34 kvar 50 kvar 68 kvar 100 kvar 136 kvar 51333 x 2 51335 x 3 51335 x 6 52405 x 1 52353 x 1 LC1 DMK11M7 x 1 LC1D38 x 1 52406 x 1 52354 x 1 LC1 DWK12M7 x 1 LC1D95 x 1 52407 x 1 51569 x 1 LC1D115 x 1 Maximum temperature 50 C and maximum altitude 1000 m see chapter 6 page 49 550 V capacitors fr 135 Hz Qc 400 V Qc 550V Capacitor ref DR ref Specific contactors Standard contactors 6 25 kvar 10 5 kvar 51363 x 1 51563 x 1 LC1 DFK11M7 x 1 LC1D12 x 1 12 5 kvar 21 kvar 51363 x2 51564 x 1 LC1 DGK11M7 x 1 LC1D25 x 1 25 kvar 40 5 kvar 51353 x3 51565 x 1 LC1 DPK11M7 x 1 LC1D40 x 1 50 kvar 81kvar 51357 x 3 51353 x2 51566 x 1 LC1 DWK12M7 x 1 LC1D95 x 1 100 kvar 162 kvar 51357 x 9 51567 x 1 LC1F185 x 1 550 V capacitors fr 2215 Hz fr 190 Hz Qc 400 V Qc 550V Capacitor ref DR ref DR ref Specific contactors Standard contactors 6 25 kvar 11 5 kvar 51351 x 1 51573 x 1 51568 x 1 LC1 DFK11M7 x 1 LC1D12 x 1 12 5 kvar 23 kvar LC1 DGK11M7 x 1 LC1D25 x 1 25 kvar 46 kvar LC1 DPK11M7 x 1 LC1D40 x 1 50 kvar 90kvar LC1 DWK12M7 x 1 LC1D95 x 1 100 kvar 180 kvar LC1F185 x 1 Note LC1D contactors not incorporating a preinstalled resistor can be used with detuned
32. Guide for the design and production of LV compensation cubicles 400 415 V 50 Hz network Conception guide 2009 Scbneider Electric Contents Presentation Design of an LV compensation cubicle 2 Key points and risks 3 Reactive power Power definition 5 Electrical network pollution Choice of compensation type 6 Working limits 8 Choice of detuned reactor tuning frequency 9 Control and monitoring system Physical and electrical control 10 Safety delay 12 Choice of products Power factor correction modules 50 Hz network 13 Capacitors 50 Hz network 21 Capacitors 60 Hz network 27 Detuned reactors 33 Varlogic N power factor controller 36 Contactors 38 Cubicle installation Power factor correction modules 40 Varplus capacitors 43 Detuned reactors 45 Ventilation system Classic and comfort range 46 Harmony range 47 Derating for an ambient temperature 50 C 49 Choice of protective devices Circuit breakers Fuses 50 Choice of cables Power and auxiliary circuits 52 Customer installation recommendations Current transformers and C K 53 Test to be done The means 55 The tests 56 Check list 59 List of inspections 60 EN CA oo Bi sn Bo Bn ENTE Presentation Design of a LV compensation cubicle In addition to the rules and standards concerning production of electrical switchboards the LV correction switchboards require the consideration of specific constraints DB121406 y A
33. IEC 60831 1 2 CSA 22 2 No190 UL 810 execution indoor protection IPOO without cover DB121424 17 6 r1 IP20 or IP42 see accessories 229 5 ae 8 E no earth connection is needed v E terminals 3 M8 rods allowing 360 cable connection without cover i 114 7 1 Accessories for Varplus Ref 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 Weight of Varplus 2 1 kg 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 Installation All positions are convenient except vertical one with connecting terminals upside down Fixing holes for M6 screws A kit to replace Varplus by Varplus is available ref 51298 24 Schneider d Electric Choice of products Capacitors 50 Hz network 525 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Slightly polluted network Gh Sn lt 15 Yo assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz Usefull powers Rated values E and harmonic pollution level of the network 480 V kvar 525 V kvar 12 5 15 51311 Usefull powers Rated values 525 V kvar 550 V kvar 10 5 11 5 51315 7 12 3 13 5 51317 a 16 4 18 51319 Assembly advised E 21 23 2x 51351 26 4 27 2 x 51353 328 36 2x 51357 49 2 54 3 x 51357 59 7 3 x 51357 51351 59 2 x 51351 51357 65 6 72 4x 51357 Varplus IPOO i Maximum mechanical assembly 4 capacitors
34. Ref the assembly reactor capacitor L mH l e W 6 25 kvar 400 V 50 Hz 6 03 100 51568 12 5 kvar 400 V 50 Hz 25 kvar 400 V 50 Hz 53352 53353 ns ma qme 50 kvar 400 V 50 Hz 52354 100 kvar 400 V 50 Hz 0 37 145 5 51569 Tuning order 2 7 135 Hz Power restored by Power losses Ref the assembly reactor capacitor L mH l NA W 6 25 kvar 400 V 50 Hz 12 56 100 51563 12 5 kvar 400 V 50 Hz 25 kvar 400 V 50 Hz 50 kvar 400 V 50 Hz 100 kvar 400 V 50 Hz au ls mo 51564 51565 51566 51567 ors uo o Characteristics E three phase dry magnetic circuit impregnated B cooling natural B degree of protection IPOO E insulation class H m standards IEC 60289 EN 60289 rated voltage 400 415 V three phase 50 Hz tuning order relative impedance 4 3 5 4 96 3 8 6 9 96 2 7 13 7 96 inductance tolerance per phase 5 5 96 maximum constant current Imp 1 1 Imp 1 31 11 for 4 3 tuning Imp 1 19 11 for 3 8 tuning Imp 1 12 11 for 2 7 tuning harmonic current spectrum 1 l 15 14 R D D D MN E E E As a of the current of the fundamental Tuning order Tuning order I1 4 3 3 8 2 7 Current l 2 3 6 Current I 69 44 17 Current 19 13 6 Current l 6 5 2 m insulation level 1 1 kV m thermal withstand Isc 25 x le 2 x 0 5 second m dynamic withstand 2 2 Isc peak value B dielectric test 50 Hz between windings and windings
35. Transformer 2 Circuit breaker DB DB121444 Circuit breaker DA Capacitor bank A r Capacitor C N bank B I Receiver B Controller B az Ta Te Ta Controller A Schneider 53 Electric Customer installation Current transformers and C K recommendations Calculation of the response current C K for power factor controllers All the Ct A Ct B Ct C and Ct D current transformers must have the same ratio same primary and secondary 5 A C current of the first capacitor bank step K current transformer ratio Assumptions m transformer 1 transformer 2 1600 kVA m network 400 V 50 Hz E capacitor bank A 300 kvar 400 V 5 x 60 kvar E capacitor bank B 250 kvar 400 V 5 x 50 kvar Calculation of the current transformer ratio Transformer rated current 160000 400 1 732 2310 A The transformer primary current must therefore be greater than 2310 A Atransformer with a primary current of 2500 A should therefore be used The transformer secondary current must be 5 A We therefore obtain Ct A Ct B CLC CLD 2500 5 A Choice of summing current transformers Ct E Ct F 5 5J5A Calculation of C K for capacitor bank A Ca first step current 60000 400 1 732 86 6 A Ka Ct A primary Ct C 5 1000 Ca Ka 86 6 1000 0 086 Calculation of C K for capacitor bank B Cb first step current 50000 400 1 732 72 A Kb Ct B primary Ct D primary 5 1000 Cb Kb 72 1000
36. al circuit breaker 160 A protection kit From 51 to 80 kvar 51628 Additionnal circuit breaker 250 A protection kit From 81 to 120 kvar 51629 Installation B horizontal fixing in functional and universal cubicles 400 and 500 mm deep D in cubicle W 600 mm using fastening crosspieces D in cubicle W 650 700 and 800 mm using fastening crosspieces and extension pieces B vertical fastening every 300 mm maximum 5 modules directly to cubicle uprights using sliding crosspieces or to intermediate upright support E control circuit power supply 230 V 50 Hz 16 Schneider Choice of products Power factor correction modules 50 Hz network 400 415 V network voltage Varpact Harmony power factor correction modules Varpact power factor correction module form a prewired Varpact Harmony automatic compensation subassembly designed for For highly polluted network 25 lt Gh Sn lt 50 fixing in stand alone cubicles or inside Main Low Voltage Switchboard Varpact with cable connection o Tuning order feng SEE AE n 2 7 135 Hz 6 25 6 25 Double 51916 23 gt 6 25 12 5 Double 51917 31 5 E 12 5 12 5 Double 51918 38 5 12 5 Single 51919 23 5 25 Single 51920 35 5 50 Single 51921 46 5 3 8 190 Hz 6 25 6 25 Double 51925 21 5 6 25 12 5 Double 51926 30 12 5 12 5 Double 51927 37 12 5 Single 51928 22 25 Single 51929 34 Varpact Harmony with cable connection 50 Single 51930 45 4 3 215 Hz 6 25 6 25 Double 51934 21 5 6
37. ance value tolerance 5 10 96 m insulation level D withstand 60 Hz 1 minute 4 kV r1 impulse wave withstand 1 2 50 us 15 kV B voltage test 2 15 Un rated voltage for 10 s E maximum permissible overloads at service voltage network as per IEC 60831 1 2 O current 30 permanently D voltage 10 9o 8 hours over 24 hours B with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute m total losses less than 0 5 Watt kvar discharge resistors included m temperature class D 55 C D maximum 55 C D D D E o o E g D DB109695 DB110654 average over 24 hours 45 C average over 1 year 35 C ref 51461 e IP20 IP42 minimum 25 C protection colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 ref 51459 execution indoor busbars protection IPOO without cover O IP20 or IP42 see accessories m no earth connection is needed Varplus accessories m terminals 3 M8 rods allowing 360 cable connection without cover Accessories for Varplus Ref 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 a 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 17 6 229 5 s 8 Installation Y All positions are convenient except vertical one with connecting terminals 1147 A upside down Fixing holes for M6 screws Akit to replace Varplus by Varplus is availa
38. and 66 72 kvar 525 550 V Assembly 66 kvar see conditions to respect in Varplus user manual Polluted and highly polluted network 15 lt Gh Sn lt 50 95 Capacitors rated 690 V will be used with detuned reactor 190 215 Hz 135 Hz tuning order on request DB109695 Technical data B capacitor rated voltage 550 V 3 phase 50 Hz for slightly polluted network E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 insulation level withstand 50 Hz 1 minute 4 kV impulse wave withstand 1 2 50 us 15 kV voltage test 2 15 Un rated voltage for 10 s maximum permissible overloads at service voltage network as per IEC 60831 1 2 current 30 permanently voltage 10 8 hours over 24 hours with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute total losses less than 0 5 Watt kvar discharge resistors included temperature class D 55 C maximum 55 C average over 24 hours 45 C average over 1 year 35 C minimum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 execution indoor protection IPOO without cover O IP20 or IP42 see accessories B no earth connection is needed E terminals 3 M8 rods allow
39. and control cables for the power factor correction module contactors maximum five power factor correction modules m the cubicle supply cables B itis supplied with B 4crosspieces 2 extension pieces 3 power connection bars 800 A max marked L1 L2 L3 Voltage transformer supplying the contactor coils 400 230 V 250 VA Control circuit safety fuses Contactor control distribution terminal block Sliding crosspieces for mounting in cubicles 400 and 500 mm deep Extension pieces for mounting in cubicles 650 700 or 800 mm wide Power factor correction module connection 5 holes 210 per phase Customer s incoming cable connection 2 x M12 bolts per phase To make it easier to connect the supply cables we recommended that the connection module be installed at least 20 cm from the ground lt CHoOAOUVOE Fastening crosspieces for Varpact Classic and Comfort Ref 51670 Specially designed horizontal crosspieces allow easy installation of the power factor correction modules in all types of functional and universal cubicles 400 ou 500 mm deep The crosspieces automatically ensure that the module is positioned correctly at the right depth and maintain a distance of 55 mm between the modules The crosspieces are sold in pairs and must be ordered separately Extension pieces for cubicles W 700 and W 800 with Varpact Classic and Comfort Ref 51637 et 51639 They are used to extend the power factor correction modules for use in cubicle
40. atural 200 cm Power 100 to 200 kvar Natural 400 cm 20 75 times the Power gt 200 kvar Forced power in kvar Cubicle safety rating IP gt 3X 20 75 times the All power values Forced power in kvar 4c Schneider DB110711 DB110722 Ventilation system Design using Varpact Harmony modules The ventilation rules given in this manual are valid under normal operating conditions They ensure that the temperatures within the cubicles do not exceed the maximum temperatures to which the components can be subjected The rules provide for an average delta T of 10 to 15 C between the outside and inside of the cubicle Example heighten the roof of the bank Use E 1 pierced plate 600 x 400 ref 09219 nuts ref 05116 to fix the fans m 4 M6 spacers height 55 mm ref 03197 and 4 washers ref 04774 to heighten the roof Harmony range Normal operating conditions to IEC 60439 1 m maximum temperature in the electrical room lt 40 C m average temperature over 24 hours in the electrical room s 35 C m average annual temperature in the electrical room lt 25 C E minimum temperature 2 5 C E maximum altitude lt 2000 m m other conditions contact us A Ventilation rules Capacitors detuned reactors contactors fuses and electrical connections dissipate heat 8 W kvar The following ventilation rules must therefore be complied with m ventilation must be for
41. bility of a dual cos 0 target type NRC12 r1 manual or automatic parameter setting of the power factor controller D choice of different stepping programs linear Varlogic NRC12 normal circular optimal D main step sequences 1 1 1 1 1 1 1 2 2 2 2 2 1 2 3 4 4 4 1 1 2 2 2 2 1 2 9 9 3 9 1 2 4 4 4 4 1 1 2 3 3 3 1 2 4 8 8 8 O personalized sequences for NRC 12 type r1 delay between 2 successive switch on of a same step NR6 NR12 type 10 600 s NRC12 type 10 900 s D step configuration programming fixed auto disconnected NRC12 type D 4 quadrant operation for generator application NRC12 type D manuel control for operating test PB100031_SE 40 Varlogic NR6 NR12 PB100033_SE 50 DB121418 Varlogic NR6 NR12 NRC12 Dimensions Varlogic N Dimensions mm weight H IS P1 P2 kg Varlogic NR6 NR12 150 150 70 60 1 Varlogic NRC12 E Schneider DB110655 Choice of products Varlogic N power factor controller Type Number of step Supply voltage V Measuring output contacts network 50 60 Hz voltage V NR 6 6 110 220 240 380 415 110 220 240 380 415 NR12 12 110 220 240 380 415 110 220 240 380 415 NRC12 12 110 220 240 380 415 110 220 240 380 415 690 Varlogic N accessories Communication RS485 Modbus set for NRC12 Temperature external probe for NRC12 type In addition to internal proble allows measurement at the hotest point inside the capacitor bank Better
42. ble ref 51298 Weight of Varplus 2 1 kg Schneider 27 Electric Choice of products Capacitors 60 Hz network 400 415 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Slightly polluted network Gh Sn lt 15 Yo assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz 400 V kvar 415 V kvar Ref and harmonic pollution level of the network 6 6 25 51311 15 8 51313 9 9 51315 12 13 51317 15 16 51319 i 18 19 51321 g Assembly advised E 24 26 2x 51317 30 32 2x 51319 36 38 2 x 51321 45 48 3 x 51319 54 57 3 x 51321 60 64 4 x 51319 Maximum mechanical assembly 4 capacitors and 65 kvar Varplus IP00 Assembly gt 65 kvar see conditions to respect in Varplus user manual Technical data E capacitor rated voltage 415 V 3 phase 60 Hz E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 insulation level withstand 60 Hz 1 minute 4 kV impulse wave withstand 1 2 50 us 15 kV voltage test 2 15 Un rated voltage for 10 s maximum permissible overloads at service voltage network as per IEC 60831 1 2 current 30 permanently voltage 10 8 hours over 24 hours with internaly fitted discharge resistors resi
43. ced E the real air flow m h allow for incoming and outgoing air pressure drops must be greater than or equal to 2 5 time the installed power kvar Example for an installed power of 200 kvar the real air flow must be 500 m h m the air within the cubicle must flow upwards It is recommended that extractor fans be fitted on top of the cubicle m there should be atleast 100 mm between the fan and the modules or components E the air inlet at the bottom air intake grille must not be obstructed or restricted by a component or module m always let a gap of 100 mm between the back of the bank and the wall It allows to have a good ventilation B take into account the pressure drops of the air entry and exit As an indication the real airflow is 0 6 to 0 75 time the airflow announced by the fan manufacturer The following rules apply to Varpact Harmony power factor correction modules Applications The ventilation rules apply to cubicles with the following dimensions m height H 2000 mm m width W 650 mm minimum m depth D 400 mm or more and power less than or equal to 250 kvar 400 V 50 Hz per column Note Prisma Plus cubicles Power x 200 kvar IP 31 Use the Prisma Plus ventilation kit roof depth 400 ref 08476 and 2 fans 300 m h ref 08986 Let the upper place empty Power from 200 to 250 kvar P 24D 3 fans 300 m h ref 08986 Ex heighten the roof of the bank like shown on the drawing 1 air e
44. conductor cross section crimping and tightness r1 marking of conductors and devices Visual inspection m check clearances and creepage distances at connections or part of busbars m check the degree of protection Presence of protective elements according to requirements canopy gasket front plate etc No enclosure infractions cut outs holes etc that might compromise the original degree of protection B check the presence of a name plate or technical documentation showing the manufacturer s name the project identity number and all the technical specifications relevant to the LV correction switchboard kvar voltage frequency Electrical operation B inspect the cables and check the proper operation of the LV correction switchboard preferably using a controller test bench attached diagram m capacitance measurement check the capacitance of each step one measurement between two capacitor terminals is sufficient Q 2xU2xCxw C capacitance measured between two terminals Tests to be done 2 routing test Insulation testing DD382356_69 Dielectrometer DD382361_69 Multimeter 3 routine test Protective measures Finishing The tests Practical rules Dielectric test All devices must be connected with the exception of those incapable of withstanding the test voltage disconnect the controller Tests must be done with all the contactors closed For a switchboard with voltage rated up 690 V
45. dual voltage less than 50 V in 1 minute total losses less than 0 5 Watt kvar discharge resistors included temperature class D 55 C maximum 55 C average over 24 hours 45 C average over 1 year 35 C maximum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 execution indoor ref 51459 E protection busbars r1 IPOO without cover O IP20 or IP42 see accessories E no earth connection is needed E terminals 3 M8 rods allowing 360 cable connection without cover DB109695 DB110654 ref 51461 IP20 IP42 protection R 0 DR D DD DR HBHOCEGEHOO G Varplus accessories Accessories for Varplus Ref 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 3 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 UN 17 6 Installation 8 All positions are convenient except vertical one with connecting terminals upside down Fixing holes for M6 screws i Akit to replace Varplus by Varplus is available ref 51298 114 7 Weight of Varplus 2 1 kg 28 Schneider Choice of products Capacitors 60 Hz network 400 415 V network voltage Varplus capacitors Varplus2 modular capacitors allow by their different Polluted network 15 Gh Sn lt 25 assembly combination to cover many power ratings Capacitors rated 480 V are necessary kvar depending on the voltage V
46. e power less than or Cubicle installation Varpact Harmony For a 2000 mm high cubicle equal to 250 kvar 400 V 50 Hz L D 2 S gt D 2 lt O E oag Qo Qo EO Rio E oco SO 5 o9 o 999 OF o gt no ZE BE 20 o o o o o o o o o o o o o o eo o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o o lt o o o d lt lt ee lt e lt lt e 2 e e e ooo o e lt e e e e e e e e e e lt e e 0o e e e e e e lt E Y o o o o o o o o o o o o o o o o o o o o o olo o o o o o o o o o o o 2 o o o o o o o o o o o olo o o o o o o o o o o o ole o olo o o o o o o o oloo o o o o o o o o o b o o o o o o o o o o Me o o o o o o o o o o o Me o o o o o o o o o o o e e c 2 Seg es 20 O O Es no Es S 20 gt To Varpact without bus bars OcvLcLaa cc90ll ad Varpact with bus bars 650 Minimum distance recommended for easy connection by the customer der ctric e I e Note module compatible with Prisma Plus W Schn 42 Cubicle installation Varplus capacitors Fixing and installation m the capacitors must be installed in well ventilated rooms or enclosures to ensure that they do not exceed the temperature category limits m whatever the installation conditions the capacitors can be installed in a
47. f 2 and 3 capacitors 51459 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 229 5 GE Installation 8 All positions are convenient except vertical one with connecting terminals Y upside down Fixing holes for M6 screws 1147 A Akit to replace Varplus by Varplus is available ref 51298 Weight of Varplus 2 1 kg 26 Schneider Choice of products Capacitors 60 Hz network 250 240 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Slightly polluted network Gh Sn lt 15 Yo assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz 230 V kvar 240 V kvar Ref and harmonic pollution level of the network 3 3 51301 6 6 5 51303 8 8 5 51305 9 10 51307 12 13 51309 Assembly advised 8 18 20 2x 51307 E 24 26 2x 51309 36 39 3 x 51309 Maximum mechanical assembly 4 capacitors and 40 kvar Assembly 40 kvar see conditions to respect in Varplus user manual Polluted network 15 lt Gh Sn lt 25 95 Same capacitors can be used Varplus IPOO Highly polluted network 25 lt Gh Sn lt 50 Yo Same capacitors can be used with detuned reactor Technical data E HQ protection system built into each single phase element O high current fault protection by HRC cartridge fuse O low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacit
48. he controller must be disconnected at the same time Fixed capacitor bank In the case of manually controlled capacitors there must be a system to ensure that no capacitor can be connected more than once in less than 1 minute E Schneider Choice of products Power factor correction modules 50 Hz network 400 415 V network voltage Varpact Classic power factor correction modules Varpact power factor correction module form a prewired Varpact Classic automatic compensation subassembly designed for For no polluted network Gh Sn lt 15 fixing in stand alone cubicles or inside Main Low Voltage Switchboard Varpact with cable connection 400 V Step Reference Weight kvar kg 12 5 Single 51775 9 5 25 Single 51776 10 30 Single 51777 10 40 Single 51778 10 45 Single 51779 12 50 Single 51780 12 60 Single 51781 13 80 Single 51719 14 90 Single 51782 14 5 100 Single 51783 14 5 120 Single 51784 16 6 25 12 5 Double 51785 10 5 Varpact Classic with cable connection 12 5 12 5 Double 51786 10 5 10 20 Double 51787 10 5 i 15 15 Double 51788 10 5 g 20 20 Double 51789 10 7 5 15 30 Double 51790 10 7 30 30 Double 51791 13 7 20 40 Double 51792 13 7 25 50 Double 51793 14 5 30 60 Double 51794 14 5 40 40 Double 51795 14 5 45 45 Double 51729 15 5 50 50 Double 51796 16 40 80 Double 51797 16 60 60 Double 51798 16 Varpact Classic B with busbar connection Varpact B with busbar connecti
49. igh current gt 115 96 message E Under voltage 5 Uo message Uo input voltage measurement 1 alarm threshold values can be modified according to the installation 2 capacitor steps are automatically reconnected after fault clearance and a safety delay L1 Load L1 L2 Em L2 Pt ar B T 400v 3 3 DIE EEE EEE EEE EN ER EN IR n LI O III III OR O zu Lee II 11111 1 I pe TIO pe HI TTT E 10A IN 10 A an max max circuit m Varlogic NR12 power factor controller zs Capacitor step 1 of Capacitor step 12 LH Capacitor step 1 1 gt oO e t Varlogic NR12 power factor controller PEE EIL cca Step 2 6 Step 7 11 M Capacitor step 12 ref 52448 52449 52450 ref 52451 52452 NRC12 2 A O N Load Schneider e Electric 37 Choice of products Contactors General Capacitor control is accompanied by transient operating conditions resulting from the capacitor load which amongst other things generates a very high overcurrent equivalent to a short circuit of short duration The use of standard contactors may compromise the safety of persons and installations DB109701 Telemecanique contactors for capacitor control The LC1 D K contactors are specially designed for capacitor control They are fitted with a contact block allowing the current to pass on closing and with damping resistors limiting the current on energisation This technology which is
50. ing 360 cable connection without cover DB110654 ref 51461 IP20 IP42 protection ref 51459 busbars R 0 DR D DD DR RR DOR R D D R Varplus accessories O0 E E 6 4 DB121424 20 gt a gt 974 229 5 Accessories for Varplus Ref H44 00 N O 1147 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 308 7 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 Weight of Varplus 2 1 kg Installation All positions are convenient except vertical one with connecting terminals upside down Fixing holes for M6 screw A kit to replace Varplus by Varplus is available ref 51298 Schneider 25 Electric Choice of products Capacitors 50 Hz network 690 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Slightly polluted network Gh Sn lt 15 Yo assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz 690 V kvar Ref and harmonic pollution level of the network 11 51359 14 6 51361 16 6 51363 Assembly advised 22 2x 51359 i 33 2 2 x 51363 E 43 8 3 x 51361 E 58 4 4x 51361 60 8 3 x 51363 51359 66 4 4 x 51363 Maximum mechanical assembly 4 capacitors and 67 kvar Assembly 67 kvar see conditions to respect in Varplus user manual Polluted and highly polluted network 15 lt Gh Sn s 50 95 On reque
51. ken m ventilation must be forced irrespective of the power and the ventilation rate increased by 25 see the rules on pages 46 47 and 48 r1 classic or comfort equipment consisting of modules or capacitors rate m h 2 0 75 x Q kvar x 1 25 whatever the power of Q r1 harmony equipment consisting of Varpact harmony modules rate m3 h 2 5 x Q kvar x 1 25 D harmony equipment consisting of components capacitors DR capacitor compartment rate see rule point 1 DR compartment rate m h 0 3 x Ps x 1 25 m the capacitor voltage must be higher than that normally required minimum 10 96 higher than that specified by the normal dimensioning rules m the DR temperature sensor must be connected so that the step can be disconnected if the temperature is too high m the contactors must be derated the operating current must be increased by 10 96 with respect to the maximum constant current of the step Example 30 kvar 400 V step classic range rated current 43 3 A Imp 1 36 x 43 3 58 9 A At a maximum ambient temperature of 50 C the contactor must be able to accept a current of 58 9 x 1 12 65A m the cables must be appropriate for a current of at least 1 5 times the rated current of the capacitor at a minimum temperature of 60 C Summary 400 415 V 50 Hz network Comfort capacitors 480 V 550 V capacitors 550 V capacitors DR from the catalogue Modules Varpact comfort Modules on request Modu
52. les on request Schneider 49 Electric Choice of protective devices Circuit breakers Fuses Capacitor bank protection by means Their rating must be chosen to allow the thermal protection to be set to of a circuit breaker E 1 36 In for classic range m 1 5 Infor comfort range m 1 12 In for harmony range 2 7 tuning m 1 19 In for harmony range 3 8 tuning m 1 31 In for harmony range 4 3 tuning Z Example 1 l DB11416 v or The short circuit magnetic protection setting thresholds must allow the energising transients to pass through 10 x In for classic comfort and harmony ranges In Qc 1 732 x Un I ta i Ha BT IK Ha Example 1 150 kvar 400 V 50 Hz classic range 150000 In 2 216A 7 400343 Thermal protection 1 36 x 216 294A Magnetic protection gt 10 In 2160 A e Example 2 1 or Example 2 150 kvar 400 V 50 Hz harmony range 4 3 tuning T In z 216A Thermal protection 1 31 x 216 283A Magnetic protection gt 10 In 2160 A e la la la la an 5 Capacitor bank protection by means of fuses Type Gg HBC fuses must be used with the following ratings Example 1 B classic range 1 4 In m comfort range 1 6 In m harmony range 1 4 In DB114162 F Example 1 150 kvar 400 V 50 Hz comfort range In 216A Fuse rating 2 1 6 x 216 2 346A Example 2 150 kvar 400 V 50 Hz harmony range In 216A Fuse rating 2 1 4 x 216 2 302A
53. m II P RR eR coe LEER M DD RR Customer order nO e Project HIE E ee cue an ee EE List of equipment Workpost UI OR 612 PETIT o Eoo S Inspection performed 1 Conformity inspection BE NS NE T m eek J et LI SCI CS NET A TC NP ooo eT RR SR REAR ER RC RAR ee Z MBEhanIC aC BeEKS TT 3 Electrical continuity of mechanical frames Res site ge ci INS PANAMA RSRSRS RD RR ND SRD OT a LI 4 Dielectric tests 2500 V 50 Hz 1 second minimum sese eee e e s Insulation resistance monitoring 500 V DO rasen a ern Riiie Mm R mO 6 Electrical operating LOSS assis gira dd eeeeeeaereeereeeee MOS Si AUN Ss CEPIT RR I m Conclusion LI equipment accepted without reservations LI equipment refused to be presented for re inspection eauipment accepted with reservations Customer inspection Acceptance test organisation Inspector Q I manager Signature near Signature aus teen Signature eem u Schneider Schneider Electric Industries SAS Rectiphase 399 rue de la Gare 74370 Pringy France Tel 33 04 50 66 95 00 Fax 33 04 50 27 24 19 http www schneider electric com CFIED206105EN_01 As standards specifications and design change from time to time always ask for confirmation of the information given in this publication EO Printed
54. network 10 13 3 51359 13 5 17 6 51361 15 20 51363 Assembly advised 20 26 6 2 x 51359 30 40 2 x 51363 e 40 5 52 8 3x 51361 S 54 4x 51361 60 3 x 51363 60 80 4 x 51363 Maximum mechanical assembly 4 capacitors and 60 80 kvar 600 690 V Assembly gt 60 kvar see conditions to respect in Varplus2 user manual Highly polluted network 25 lt Gh Sn lt 50 On request for association with detuned reactors Varplus IPOO Technical data B capacitor rated voltage 690 V 3 phase 60 Hz E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse D low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 m insulation level r1 withstand 60 Hz 1 minute 4 kV r1 impulse wave withstand 1 2 50 us 15 kV B voltage test 2 15 Un rated voltage for 10 s E maximum permissible overloads at service voltage network as per IEC 60831 1 2 O current 30 permanently D voltage 10 8 hours over 24 hours B with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute m total losses less than 0 5 Watt kvar discharge resistors included m temperature class D 55 C D maximum 55 C D D D D D B E 2 D DB109695 DB110654 average over 24 hours 45 C average over 1 year 35 C maximum 25 C ref 51461 IP20 IP42 colour protec
55. network Gh Sn lt 15 Yo assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz 230 V kvar Ref and harmonic pollution level of the network 2 5 51301 5 51303 6 5 51305 7 5 51307 10 51309 i Assembly advised S 15 2 x 51307 F 20 2 x 51309 30 3 x 51309 40 4 x 51309 Maximum mechanical assembly 4 capacitors and 40 kvar Assembly gt 40 kvar see conditions to respect in Varplus user manual Polluted network 15 lt Gh Sn lt 25 Same capacitors can be used Highly polluted network 25 lt Gh Sn lt 50 Same capacitors can be used with detuned reactor Varplus IPOO Technical data E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 m insulation level D withstand 50 Hz 1 minute 4 kV r1 impulse wave withstand 1 2 50 us 15 kV B voltage test 2 15 Un rated voltage for 10 s E maximum permissible overloads at service voltage network as per IEC 60831 1 2 O current 30 permanently D voltage 10 9o 8 hours over 24 hours B with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute m total losses less than 0 5 Watt kvar discharge resistors included m temperature class D 55 C D maximum 55 C D
56. nged by more than 10 Schneider Electric Schneider DB121406 Reactive power Power definition Network characteristics Network voltage and frequency are the basic factors that determine the size of an LV compensation cubicle The reactive power Q varies according to the squared voltage and the frequency Q U2xCxo where C capacitance Q reactive power 2nf U network voltage f network frequency Calculation of the reactive power to be installed It is calculated B either from the electricity bills to avoid paying for the reactive energy B or from tan q and a target tan q Compensation schematic diagram Qc Pa tg tg q kvar installation calculation table Before Capacitor power in kvar to be installed per kW of load to increase the power factor cos q or tan q to a given value compensation tg q 0 75 0 59 0 48 0 46 0 43 0 40 0 36 0 33 0 29 0 25 0 20 0 14 0 08 tg o COS q cosp 0 80 0 86 0 90 0 91 0 92 0 93 0 94 0 95 0 96 0 97 0 98 0 99 1 1 33 0 60 0 584 0 733 0 849 0 878 0 905 0 939 0 971 1 005 1 043 1 083 1 131 1 192 1 334 1 30 0 61 0 549 0 699 0 815 0 843 0 870 0 904 0 936 0 970 1 008 1 048 1 096 1 157 1 299 1 27 0 62 0 515 0 665 0 781 0 809 0 836 0 870 0 902 0 936 0 974 1 014 1 062 1 123 1 265 1 23 0 63 0 483 0 633 0 749 0 777 0 804 0 838 0 870 0 904 0 942 0 982 1 030 1 091 1 233 1 20 0 64 0 450 0 601 0 716 0 744 0 771 0 805 0 837 0 871 0 909 0 949 0 997 1 058 1 200 1 17 0 65 0 419 0 569 0 68
57. nside of the cubicle m other conditions contact us The following rules apply to Varplus capacitors for classic and comfort solutions A Ventilation rules gt Capacitors contactors fuses and electrical connections dissipate heat 1 9 Classic to 2 4 W kvar Comfort The following ventilation rules must therefore be complied with m the air within the cubicle must flow upwards It is recommended that extractor fans be fitted on top of the cubicle m the cross section of the top air outlet must be at least 1 1 times the cross section of the bottom air outlet m the openings must be compatible with the safety rating IP m there should be atleast 100 mm between the fan and the modules or components m the air inlet at the bottom air intake grille must not be obstructed or restricted by a component or module m always let a gap of 100 mm between the back of the bank and the wall It allows to have a good ventilation B take into account the pressure drops of the air entry and exit As an indication the real airflow is 0 6 to 0 75 time the airflow announced by the fan manufacturer DB114159 Applications The ventilation rules apply to cubicles with the following dimensions m height H 2000 mm m width W 600 mm minimum m depth D 400 mm minimum m and power less than or equal to r1 Classic 600 kvar 400 V 50 Hz per column D Comfort 450 kvar 400 V 50 Hz per column Cubicle safety rating IP x 3X Power x 100 kvar N
58. ntry on the back side of the bank at the bottom the upper air entry has to be filled up Schneider 47 Electric DB114165 Ventilation system Design using Varplus capacitors and detuned reactors DR The ventilation rules given in this manual are valid under normal operating conditions They ensure that the temperatures within the cubicles do not exceed the maximum temperatures to which the components can be subjected The rules provide for an average delta T of 10 to 15 C between the outside and inside of the cubicle aW VA DLP IM AM AM eG T M L Detuned reactors 48 Schneider Harmony range Normal operating conditions to IEC 60439 1 E maximum temperature in the electrical room x 40 C m average temperature over 24 hours in the electrical room lt 35 C m average annual temperature in the electrical room lt 25 C B minimum temperature 2 5 C E maximum altitude lt 2000 m m other conditions contact us The following rules apply to Varplus capacitors associated with detuned reactors Harmony range Ventilation for capacitor banks with detuned reactors This equipment must always include a forced ventilation system The DRs must be installed B in a separate enclosure m orin the same enclosure as the capacitors but in a separate compartment or possibly above the capacitors The part of the enclosure containing the capacitors must be ventilated acco
59. ny position but upside down like you can see on the drawings E capacitors mounted one above the other inside an enclosure should be at least 25 mm apart m fora lightning withstand of 25 kV there should be at least 15 mm between the rear panel and any metal part DB121425 Air flow Recommended installation DB121435 E es Recommended installation In vertical position Varplus capacitors must be installed on U metal section or on a plate with large holes in order to have a good ventilation DB121439 DB121440 DB121426 T R Air flow Air flow Air flow Recommended installation Acceptable Wrong DB121434 Wrong Schneider 43 Electric Cubicle installation Varplus capacitors Example assembly of 120 kvar There are 3 conditions to respect m adapted bus bar section is expected to connect the capacitor assemblies shown below E minimum space of 25 mm is expected between 2 groups of capacitors see following figure m the power and the maximum mechanical assembly 7 1 group of capacitors are indicated in Varplus catalogue pages 20 to 32 B according to Ventilation chapter see pages 45 to 47 specific precautions must be taken in order to not exceed temperature category of 25 C D inside the cubicle DB121432 DB121429 44 Scbneider 2 Electric DB121436 DB121428 DB121437 Cubicle installation C cP gt ATS ss re 4 1 1
60. on DB110647 400 V Step Reference Weight kvar kg 12 5 Single 51950 12 25 Single 51951 T3 30 Single 51952 13 40 Single 51953 13 45 Single 51954 15 50 Single 51977 15 60 Single 51978 16 80 Single 51967 17 Varpact Classic and Classic B dimensions 90 Single 51979 17 5 100 Single 51980 17 5 8 120 Single 51981 19 6 25 12 5 Double 51982 13 5 12 54 12 5 Double 51983 13 5 10 20 Double 51984 13 5 15415 Double 51985 13 5 20 20 Double 51986 13 7 15 30 Double 51987 13 7 30 30 Double 51988 16 7 20 40 Double 51989 16 7 25 50 Double 51990 17 5 1 Fixing point 30 60 Double 51991 17 5 40 40 Double 51992 175 45 45 Double 51970 18 5 50 50 Double 51993 19 40 80 Double 51994 19 60 60 Double 51995 19 Schneider 13 E Electric Choice of products Power factor correction modules 50 Hz network 400 415 V network voltage Varpact Classic power factor correction modules Technical data B capacitor rated voltage 415 V three phase 50 Hz m capacitance value tolerance 5 10 96 insulation level 0 69 kV withstand 50 Hz 1 min 3 kV maximum permissible overcurrent 30 max 400 V maximum permissible overvoltage 10 8 hours over 24 hours as in IEC 60831 ambient temperature around the capacitor bank electrical room maximum temperature 40 C average temperature over 24 hours 35 C average annual temperature 25 C minimum temperature 5 C
61. on recycled paper Creation published by Schneider Electric Ameg SEDOC Photos Schneider Electric Printed by 01 2009 All rights reserved ART218512 01 2009 Schneider Electric
62. ork 400 415 V network voltage Varpact Comfort power factor correction modules Varpact power factor correction module form a prewired Varpact Comfort automatic compensation subassembly designed for For polluted network 15 lt Gh Sn lt 25 fixing in stand alone cubicles or inside Main Low Voltage Switchboard Varpact with cable connection 400 V Step Reference Weight kvar kg 7 15 Single 51801 9 2 20 Single 51803 10 S 25 Single 51905 10 30 Single 51807 10 35 Single 51809 12 45 Single 81811 12 60 Single 51813 19 70 Single 51816 14 5 90 Single 51817 15 154 15 Double 51818 10 15 TL 30 Double 51819 12 7 Varpact Comfort with cable connection D poe ae dud 30 30 Double 51821 14 5 30 60 Double 51822 16 5 45 45 Double 51823 16 5 Varpact B with busbar connection PB101975 SE 45 400 V Step Reference Weight kvar kg 15 Single 51740 12 20 Single 51741 13 25 Single 51742 13 30 Single 51743 13 35 Single 51744 15 45 Single 51745 15 60 Single 51746 16 70 Single 51747 17 5 Varpact Comfort B with busbar connection 90 Single 51748 18 15 15 Double 51749 13 15 30 Double 51750 15 7 15 45 Double 51751 16 7 E 30 30 Double 51752 17 5 S 30 60 Double 51753 19 5 45 45 Double 51754 19 5 Varpact Comfort and Comfort B dimensions m il 545 8 1 565 gt 1 Fixing point Schneider 15 E Electric
63. ormer secondary with the capacitors on Imp maximum permissible current have to be measured inside the capacitors Working limits THD U Voltage measurement of the oder Imp I1 max U3 U5 U7 U11 U13 max Classic power factor 5 1 3 correction correction Harmony power factor correction 10 96 3 8 96 7 3 5 96 3 1 12 tuning order 2 7 Harmony power factor correction 8 0 5 96 6 5 3 5 3 1 19 tuning order 3 8 Harmony power factor correction 6 0 5 96 5 4 3 5 96 3 1 31 tuning order 4 3 Imp maximum permissible current i Schneider DB121412 DB121411 DB121408 Electrical network pollution Choice of detuned reactor tuning frequency General The detuned reactors DR are designed to protect the capacitors by preventing amplification of the harmonics present on the network They must be connected in series with the capacitors The detuned reactors generate an overvoltage at the capacitor terminals Capacitors of at least 480 V must be used for a 400 V network Technical data Choice of tuning The tuning frequency fr corresponds to the resonance frequency of the L C assembly We also speak of tuning order n For a 50 Hz network Load C Q m the tuning frequency chosen must ensure that the harmonic current spectrum range is outside the resonance frequency E it is essential to ensure that no remote control frequencies are disturbed The most common tuning orders are 3
64. perature class D 55 C IP20 IP42 D maximum 55 C D D D H D D B 2 B D DB110654 protection average over 24 hours 45 C average over 1 year 35 C maximum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 execution indoor protection IPOO without cover IP20 or IP42 see accessories m no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover ref 51459 busbars Varplus accessories L1 DB121424 Accessories for Varplus Ref 229 5 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 795 o0 N 114 7 Installation All positions are convenient except vertical one with connecting terminals Weight of Varplus 2 1 kg upside down Fixing holes for M6 screws A kit to replace Varplus by Varplus is available ref 51298 5 Schneider Choice of products Capacitors 60 Hz network 480 V network voltage Varplus capacitors Varplus2 modular capacitors allow by their different Slightly polluted and polluted network Gh Sn lt 25 96 assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz Usefull powers Rated values ae and harmonic pollution level of the network 480 V kvar 550 V kvar 10 5 14 5135
65. quency Hz 440 V kvar 480 V kvar Ref and harmonic pollution level of the network 73 8 6 51325 9 1 10 8 51327 10 9 13 51329 15 4 18 4 51331 16 9 20 2 51333 22 4 51335 8 Assembly advised 30 8 36 8 2 x 51331 44 8 2 x 51335 50 7 60 6 3 x 51333 60 2 2 x 51335 51331 67 2 3 x 51335 76 3 3 x 51335 51327 Maximum mechanical assembly 4 capacitors and 76 kvar 440 480 V Assembly gt 76 kvar see conditions to respect in Varplus user manual Highly polluted network 15 lt Gh Sn lt 50 Capacitors rated 550 V will be used with detuned reactor see page 480 V 60 Hz Varplus IPOO DB109695 Technical data B capacitor rated voltage 480 V 3 phase 60 Hz for slightly polluted network E HQ protection system built into each single phase element r1 high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 m insulation level D withstand 60 Hz 1 minute 4 kV r1 impulse wave withstand 1 2 50 us 15 kV B voltage test 2 15 Un rated voltage for 10 s E maximum permissible overloads at service voltage network as per IEC 60831 1 2 O current 30 permanently D voltage 10 8 hours over 24 hours B with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute m total losses less than 0 5 Watt kvar discharge resistors included ref 51461 m tem
66. r 15 I5 15 15 15 15 15 15 15 t 15 sequence 1 1 1 1 1 1 m 10 physical steps m 10 contactors m 12 step controller Labour high cost non optimised solution Solution 2 electrical control 10x 15 kvar 15 30 45 60 10 x 15 kvar electrical sequence 1 2 3 4 B 4 physical steps allowing for 10 different powers m 4 contactors m 6 step controller Optimisation of the compensation cubicle l Physical steps Possible powers kvar 15 30 45 60 15 E 2 E e p E j jo H 60 ho 75 o T 30 o dee jo 105 j Jj o 135 Duo quo T 150 mm qu Tm n Other possible combinations Other solutions 10 x 15 kvar electrical Sequence 1 1 2 2 2 15 15 30 30 30 30 kvar Sequence 1 1 2 3 3 15 15 30 45 45 kvar Schneider 11 Electric Control and monitoring system Safety delay The Varplus capacitors have an internal discharge resistor that reduces the voltage to 50 V in 1 minute after disconnection from the network It is essential that the discharge time be observed to prevent the capacitors and contactors from ageing prematurely Automatic capacitor bank The safety delay of the Varlogic controller must be set to a minimum of 50 seconds When the supply to the contactors is separate or different from the supply to the controller the control circuit must be wired to ensure that the discharge time 60 s of the capacitor is observed for example the contactors and t
67. r and auxiliary circuits Flexible rigid or semi rigid copper cables are generally used inside the switchboard AU 1000 V cable insulation 1000 V is recommended For a working voltage that is less than half the insulation voltage of the cable i e 500 V these cables are considered to be class 2 They can therefore be flanged directly onto metal supports without the use of an insulating material The cable cross section must be compatible with m the current to be carried m the ambient temperature around the conductors Dimensioning rules m the ambient temperature in the electrical room must not exceed 40 C the cables must be appropriate for a current of at least 1 5 times the capacitor current at a temperature of 50 C m the ambient temperature in the electrical room must not exceed 50 C the cables must be appropriate for at least 1 5 In at a temperature of 60 C Unless otherwise stated in the specifications the following cable cross sections are recommended for the auxiliary wiring m 1 5 mm for the auxiliary voltage circuits m 2 5 mm for the auxiliary current circuits Dimensioning current The cables must be appropriate for a current of at least 1 5 In Cross section It must be compatible with B the ambient temperature around the conductor m the method of installation trunking duct etc See the cable manufacturer s recommendations Recommended cable cross sections U1000 RO2V cables For capaci
68. rding to the standard capacitor bank rules see page 45 The part of the enclosure containing the DRs must be ventilated according to the dissipated power The minimum air flow must be F 0 3 x Ps Ps power dissipated by the DRs see page 33 m the DR temperature sensor must be connected so that the step can be disconnected if the temperature is too high m always let a gap of 100 mm between the back of the bank and the wall It allows to have a good ventilation B take into account the pressure drops of the air entry and exit As an indication the real airflow is 0 6 to 0 75 time the airflow announced by the fan manufacturer Example 250 kvar 400 V DR capacitor bank tuning 190 Hz in 1 x 50 kvar 2 x 100 kvar m DR compartment forced ventilation Ps 300 2 x 450 1200 W F 0 3 x Ps 0 3 x 1200 400 m h real airflow fan rate 400 0 6 670 m h m capacitor compartment forced ventilation cubicle 600 x 400 x 2000 real airflow 0 75 x 250 187 5 m h fan rate 187 5 0 6 312 5 m h Ventilation system Derating for an ambient temperature 50 C Compensation installation can be provided for the following operating conditions E maximum temperature in the electrical room 50 C m average temperature over 24 hours in the electrical room 45 C m average annual temperature in the electrical room 35 C B minimum temperature 5 C E maximum altitude 1000 m The following precautions must be ta
69. reactors The inductance of the detuned reactor limits the energising current to a value that can be accepted by the contactor Schneider 35 Choice of products Varlogic N power factor controller The Varlogic N controllers permanently Technical data measure the reactive power of the E general data installation and control connection and disconnection of D operating temperature 0 60 C capacitor steps in order to obtain the required power D storage temperature 20 C 60 C factor r1 colour RAL 7016 D standard EMC IEC 61326 electrical IEC EN 61010 1 D panel mounting D mounting on 35 mm DIN rail EN 50022 D protection class in panel mounting front face IP41 rearface IP20 D display NR6 NR12 type backlighted screen 65 x 21 mm NRC12 type backlighted graphic screen 55 x 28 mm languages English French German Portuguese Spanish r1 alarm contact D temperature internal probe D separate contact to control fan inside the power factor correction bank D access to the history of alarm B inputs D phase to phase or phase to neutral connection D insensitive to CT polarity D insensitive to phase rotation polarity D current input NR6 NR12type CT X 5A NRC12type CT X 5 Aet X 1 A B outputs 1 potential free output contacts AC 1A 400 V 2 A 250 V 5A 120 V DC 0 3A 110 V 0 6 A 60 V 2 A 24 V B settings and parameters D target cos q setting 0 85 ind 0 9 cap D possi
70. ries for Varplus Ref DB121424 20 gt lt gt 97 6 4 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 229 5 Installation All positions are convenient except vertical one with connecting terminals 114 7 974 M8 upside down Fixing holes for M6 screws 308 7 A kit to replace Varplus by Varplus is available ref 51298 H44 00 N O Weight of Varplus 2 1 kg Schneider 23 Electric Choice of products Capacitors 50 Hz network 400 415 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Highly polluted network 25 lt Gh Sn lt 50 assembly combination to cover many power ratings Capacitors rated 480 V will be used with detuned reactor kvar depending on the voltage V frequency Hz Varplus and harmonic pollution level of the network Usefull powers Rated values Ref Tuning order 400 V 415V 440 V 480 V kvar kvar kvar kvar 2 7 135Hz 13 7 6 5 7 6 7 8 51337 12 5 13 5 13 15 5 51331 G Assembly advised o 25 27 2x 51331 50 54 2 x 51335 51333 Maximum mechanical assembly 4 capacitors and 50 54 kvar 400 415 V Assembly gt 50 kvar see conditions to respect in Varplus user manual Usefull powers Rated values Ref Tuning order 400 V 415V 440 V 480 V kvar kvar kvar kvar 3 8 190 Hz 6 92 5 5 T 7 6 9
71. s 700 and 800 mm wide The extension pieces are supplied with the 4 screws required to attach them to the module Extension pieces for Prisma Plus cubicle W 650 with Varpact Classic and Comfort Ref 51635 It allows the module to be attached directly to the Prisma Plus cubicle uprights The extension piece is supplied with the 4 screws required to attach it to the module Schneider 19 Electric Choice of products Power factor correction modules 50 Hz network 400 415 V network voltage Accessories for Varpact power factor correction module Circuit breaker kit for Varpact Classic and Comfort Ref 51626 51627 51628 et 51629 It allows to ensure individual and visible circuit breaking of each capacitor steps Retrofit kit Ref 51617 51619 et 51633 Set of pieces using for installation and connection of Varpact in functionnal and universal existing cubicles It is necessary to choose a Varpact module and to order separately associated retrofit kit PB100972 SE 45 Retrofit kit Ref Circuit breaker kit For P400 power factor correction module 51617 For P400 DR power factor correction module 51619 For Rectimat 2 capacitor bank in cubicle standard and H type 61633 PB100971 68A r F lt A B i 5 s s un gt oe Retrofit kit 20 Schneider d Electric Choice of products Capacitors 50 Hz network 250 V network voltage Varplus Varplus modular capacitors allow by their different Slightly polluted
72. st Varplus IPOO Technical data m capacitor rated voltage 690 V 3 phase 50 Hz m HQ protection system built into each single phase element D high current fault protection by HRC cartridge fuse r1 low current fault protection by combination of single phase internal overpressure device with the HRC fuse B capacitance value tolerance 5 10 96 insulation level withstand 50 Hz 1 minute 4 kV impulse wave withstand 1 2 50 us 15 kV voltage test 2 15 Un rated voltage for 10 s maximum permissible overloads at service voltage network as per IEC 60831 1 2 current 30 permanently voltage 10 8 hours over 24 hours with internaly fitted discharge resistors residual voltage less than 50 V in 1 minute total losses less than 0 5 Watt kvar discharge resistors included temperature class D 55 C maximum 55 C average over 24 hours 45 C average over 1 year 35 C minimum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 execution indoor ref 51459 B protection busbars r1 IPOO without cover O IP20 or IP42 see accessories E no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover DB109695 DB110654 ref 51461 IP20 IP42 protection R 0 DR D DD DR RR D DR R D OM Varplus accessories Accessories for Varplus Ref e 1 set of 3 phase copper bars for connection and assembly o
73. tion elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 execution indoor ref 51459 protection busbars IPOO without cover IP20 or IP42 see accessories B no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover L1 Varplus accessories Accessories for Varplus Ref 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 229 5 GE Installation 8 All positions are convenient except vertical one with connecting terminals Y upside down Fixing holes for M6 screws 1147 A kit to replace Varplus by Varplus is available ref 51298 Weight of Varplus 2 1 kg 32 Schneider PB100036 SE 35 Choice of products Characteristics The detuned reactors DR are designed to protect the capacitors and prevent amplification of the harmonics present on the network Detuned reactor Detuned reactors Detuned reactor for 400 V 50 Hz network Tuning order 4 3 215 Hz Power restored by Power losses Ref the assembly reactor capacitor L mH l NA W 6 25 kvar 400 V 50 Hz 4 71 100 51573 12 5 kvar 400 V 50 Hz 25 kvar 400 V 50 Hz 50 kvar 400 V 50 Hz 52404 52405 52406 150 200 0 592 320 100 kvar 400 V 50 Hz 0 296 143 3 480 52407 Tuning order 3 8 190 Hz Power restored by Power losses
74. tor connections at an ambient temperature of 35 C 5 16 16 25 30 o ss s 10 50 50 w SO LT 60 95 80 135 2 x 50 90 120 2x70 100 2x70 120 2x98 136 2x 150 165 2x 150 180 2x 185 200 2x240 240 2x300 280 480 2 x 240 3x 185 315 2 x 300 3 x 240 350 600 3x150 3 x 240 Customer installation Current transformers and C K recommendations Installation recommendations m the CT current transformer must be installed upstream of the installation to be compensated m the controller voltage should be set between L2 and L3 and the CT to phase L1 m the capacitor bank wiring diagram should be designed to ensure that the time required to discharge the capacitors is observed minimum 1 minute for example in the event of a loss of contactor auxiliary voltage m ifthe installation comprises two or more supply transformers a summing CT that controller will take all the energy consumed by the installation into account must be provided The ratio to be used to calculate the C K is the sum of the ratios of the various measuring CTs m ifthe installation includes a generator set a contact will disconnect the capacitor bank in the event of generator set operation The best method is to use it to cut off the supply to the controller DB121445 CT To the Measuring current on phase L3 DB121443 DB121446 L1 Network Capacitor bank Controller Connecting two transformers in parallel Transformer 1 Q
75. tors included temperature class D 55 C maximum 55 C average over 24 hours 45 C average over 1 year 35 C maximum 25 C colour elements RAL 9005 base and cover RAL 7030 standards IEC 60831 1 2 CSA 22 2 N 190 UL 810 execution indoor B protection r1 IPOO without cover option O IP20 or IP42 see accessories B no earth connection is needed m terminals 3 M8 rods allowing 360 cable connection without cover DB110654 ref 51461 IP20 IP42 protection ref 51459 busbars R 0 DR R DD DD BEL D BB NEN Varplus accessories DB121424 229 5 Accessories for Varplus Ref Ra oco N 1147 1 set of 3 phase copper bars for connection and assembly of 2 and 3 capacitors 51459 1 set of protective cover IP20 and cable glands IP42 for 1 2 and 3 capacitors 51461 Weight of Varplus 2 1 kg Installation All positions are convenient except vertical one with connecting terminals upside down Fixing holes for M6 screws A kit to replace Varplus by Varplus is available ref 51298 Schneider 31 Electric Choice of products Capacitors 60 Hz network 600 V network voltage Varplus capacitors Varplus modular capacitors allow by their different Slightly polluted and polluted network Gh Sn s 25 96 assembly combination to cover many power ratings kvar depending Varplus on the voltage V frequency Hz 600 V kvar 690 V kvar Ref and harmonic pollution level of the
76. tuning of alarm and or disconnection level Information supplied NR6 NR12 Cos p E Connected steps E Switching cycles and connected time counter E Step configuration fixed step auto disconnected Step output status capacitance loss monitoring Network technical data load and reactive currents voltage powers S P Q E Ambient temperature inside the cubicle E Total voltage harmonic distortion THD U E Total current harmonic distortion THD I Capacitor current overload Irms l Voltage and current harmonic spectrum orders 3 5 7 11 13 History of alarms E Alarms Threshold Action NR6 NR12 Low power factor message and alarm contact E Hunting unstable regulation message and alarm contact disconnection 2 m Abnormal cos p 0 5 ind or 0 8 cap message and alarm contact E Overcompensation message and alarm contact E Overcurrent gt 115 6 I message and alarm contact C Voltage low 80 Uo within 1 s message and alarm contact disconnection 2 m Overvoltage gt 110 Uo message and alarm contact disconnection 2 m Overtemperature 0 gt 00 00 50 C max 1 message and alarm contact disconnection 2 m 0700 15 C fan switch disconnection 2 m Total harmonic distortion 1 96 1 message and alarm contact disconnection 2 m Capacitor current overload Irms l gt 1 5 1 message and alarm contact disconnection 2 Capacitor capacitance loss 25 message and alarm contact disconnection 2 Low current lt 2 5 message E H
77. ture over 24 hours 35 C D average annual temperature 25 C r1 minimum temperature 5 C E busbar withstand Isc 35 kA m losses lt 8 W kvar B degree of protection accidentals front face direct contact protection device m colour RAL 7016 m standard IEC 60439 1 EN 60439 1 IEC 61921 Tuning order Overcurrent max Overvoltage Accessories Ref Connection module With fixing kit 600 650 700 800 wide cubicle 52800 Installation E horizontal fixing in functional and universal cubicles 400 and 500 mm deep fixing in cubicle W 650 700 and 800 mm using fastening crosspieces supplied B vertical fixing every 300 mm maximum 5 modules directly to cubicle uprights using sliding crosspieces or to intermediate upright support E control circuit power supply 230 V 50 Hz 18 Schneider Choice of products DB114192 Connection module a cubicle W 600 without extension plate b cubicle W 650 with extension plate W650 c cubicle W 700 with extension plate W700 d cubicle W 800 two extension plates W700 PB100067 68A 2 fastening crosspieces ref 51670 PB100068 68A Extension pieces for cubicles W 650 ref 51635 W 700 ref 51637 W 800 ref 51639 Power factor correction modules 50 Hz network 400 415 V network voltage Accessories for Varpact power factor correction modules Connection module Ref 52800 It is used to connect m the power

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