CD3000S-3PH Thyristor Unit
Contents
1. 1 Verify the CD3000S Sizing Making sure that e The load current is equal or less than the MAX current of CD3000S e The load voltage is equal or less than the MAX voltage of CD3000S see par 4 Verify the Order Code see par 5 2 Verify the Installation see par 6 Verify the Diagram of control connection e Al auxiliary connections must be done in line with wirings on this manual e Verify that there isn t a short circuit on the load e Verify that the Reset Contact on terminal 7 and 8 are closed see par 7 5 Supply the Electronic boards see Order Code Supply the Fan at 230VAC 15 50 60Hz 110VAC 15 50 60Hz Optional see par 8 2 The CD3000S Thyristor unit is ready to start 4 CD3000S Sizing 4 1 1 Star wiring with resistive load P 1 73V V Nominal voltage phase to phase I Nominal current of the load P Nominal power of the load 4 1 2 Delta wiring with resistive load P I 1 73V V Nominal voltage phase to phase I Nominal current of the load P Nominal power of the load 4 1 3 Open Delta wiring with resistive load P 3V V Nominal voltage phase to phase I 2 Nominal current of the load P Nominal power of the load CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 5 Identification and Order Code 5 1 Identification of the unit Caution Before to install make sure that the Thyristor unit have not damages If the product has a fault ple2. 8 RESET 9 Input command signal SSR 10 Input command signal SSR Terminal Description 11 OV GND 12 Output 8Vdc stabilized 1 mA MAX 13 Output command for Slave unit 14 Output command for Slave unit 15 Not Used 16 Not Used 17 Not Used 18 Not Used 19 Not Used 20 Not Used 17 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 7 5 Diagram of control connection Caution this procedure must be performed only by qualified persons U D D D H D TO LOAD NOTE e Fi The user installation must be protecting by electromagnetic circuit breaker or by fuse isolator e 2 Use an appropriate external transformer based on the voltage supply of the electronic board see the identification label e To work the Reset Contact on terminal 7 and 8 must be closed Load Type T1 T2 T3 T1 T2 T3 L1L312 T1 T2 T3 TA T2 T3 N V V V V V V V V V M M M Delta Open Delta Star Star Neutral 18 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 8 Power output features Currant Voltage Repetitive peak Latching Max peak Leakage I T value Frequency Power loss Isolation range reverse voltage current one cycle current max range Voltage A V 480v 600v maeff i oi mAeff tp 10msec Hz I Inom w Vac 125A 24 600 1200 1600 450 2000 15 19100 47 70 450 2500
3. 46 22010403 Mr Leif Johansson http www la konsult se leif la konsult se CONTROLTEMP SL C Rafael Casanovas 21 local 08130 Sta Perpetua de Mogoda Barcelona Spain Tel 34 935741320 Fax 34 935744116 info controltemp net http www controltemp net Danaher Corporation 1675 Delany Road Gurnee IL 60031 1282 USA Tel 1 8473605310 Fax 1 8476626633 Mr Andrew Ross http www dancon com andrew ross danaher com Beta Technic Aps Bygstubben 5 DK 2950 Vedbaek Denmark Tel 45 45662208 Fax 45 45662206 Sune Granzow http www betatechnic dk ENG CD3000S 3PH_125 500A 07 DOC 28 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 15 Note 29 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual LA
4. 11 137 440 270 18 225A S13 262 440 270 18 300A S14 262 520 270 22 5 350A S14 262 520 270 22 5 400A S14 262 520 270 22 5 450A S14 262 520 270 22 5 500A S14 262 520 270 22 5 12 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 6 3 Fixing holes CD3000S 3PH CD3000S 3PH CD3000S 3PH 125A 150A S11 225A S13 300A 500A S14 A A A K n 2 C C C Size A mm B mm C mm 125A S11 97 410 97 150A S11 97 410 97 225A S13 222 410 222 300A S14 222 490 222 350A S14 222 490 222 400A S14 222 490 222 450A S14 222 490 222 500A S14 222 490 222 13 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 7 Wiring instructions Caution this procedure must be performed only by qualified persons The Thyristor unit could be susceptible to interferences lost by near equipments or by the power supply for this reason in accord to the fundamental practices rules is opportune take some precautions e The electronic circuit of the Thyristor unit must be supplied from a dedicated voltage and not with inductive or capacitive loads We recommend the use of a screened transformer The coil contactor the relays and other inductive loads must be equipped with opportune RC filter Use shielded bipolar cables for all the input and output signals The signal cables must not be near and parallel t
5. 125A to 500A User s Manual CasCade Automation Systems BV Ridderhaven 16 2984 BT Ridderkerk The Netherlands Tel 31 180463870 Fax 31 180463871 Mr Patrick Braams http www cascade net info cascade net Teck Instrument AS Verksveien 7 N 3330 Skotselv Norway Tel 47 32 241300 Fax 47 32 241301 Mr Johan Petter Haffner http www teck no jph teck no SRC Sistemas de Regulacion y Control SL Avda del Cantabrico 11 Pabellon 6 Poligono Industrial Betofio 01013 Vitoria Gasteiz Alava Spain Tel 34 945259455 Fax 34 945258852 info srcsl com http www srcsl com CRA Mess Regel Antriebstechnik AG Stampfstrasse 74 CH 8645 Jona Switzerland Tel 41 552126959 Fax 41 552126960 Mr Chiauzzi http www cra ch mail cra ch Electronica Francisco Palma Saavedra Av Amerigo Vespucio 513 B Villa Alto Jahuel 2 Pudahuel Santiago Chili Tel 56 27482023 Fax 56 27482032 Mr Francisco Palma S electronica palma s electronicapalma cl Bresimar LDA Quinta Do Simao en 109 Esgueira 997 Aveiro Portugal Tel 351 214951760 Fax 351 234303329 Mr Carlos Breda Paragon Alliance Ltd PO Box 104 Pevensey BN23 5WZ East Sussex England Tel 44 1323740800 Fax 44 1323740018 Mr Jeremy Watson http www paragonalliance co uk jez watson paragonalliance co uk LA Konsult AB Agatan 1 73440 Hallstahammar Sweden Tel 46 22010905 Fax
6. 150A 24 600 1200 1600 450 2000 15 19100 47 70 540 2500 225A 24 600 1200 1600 300 4800 15 108000 47 70 810 2500 300A 24 600 1200 1600 300 5250 15 128000 47 70 1080 2500 350A 24 600 1200 1600 200 7800 15 300000 47 70 1260 2500 400A 24 600 1200 1600 200 8000 15 306000 47 70 1440 2500 450A 24 600 1200 1600 1000 17800 15 1027000 47 70 1620 2500 500A 24 600 1200 1600 1000 17800 15 1027000 47 70 1800 2500 8 1 Derating curve Lu Lon X K K 1 0 8 0 6 0 4 0 2 8 2 Cooling fans The CD3000S thyristor unit is equipped with a cooling fans The supply voltage is standard 230VAC 15 50 60Hz or optional 110VAC 15 50 60Hz The fan s power consumption is below listed 55 65 75 85 EG Size C 4 Number of fans LISTED Number of fans 125A 150A One Fan 14W One Fan 14W 225A Two Fans 30W Two Fans 30W 350A 450A Two Fans 30W Four Fan 60W 300A 400A 500A Four Fan 60W Four Fan 60W 19 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 9 Led status and Alarms 9 1 LED Status Table On the CD3x00 Electronic board there are two LED that indicates the state of the Electronic cards LED For All size STATUS DESCRIPTION O The power supply is not connected or fault on the electronic board Aux e Power supply and Electronic board is OK O OFF Condition Load IS NOT Powered ON e ON Condition Load
7. FE 200 11200 660 3 225A S13 FUURB315 315 82000 660 3 300A S14 FU450FMM 450 105000 660 3 350A S14 FU550FMM 550 215000 660 3 400A S14 FU550FMM 550 215000 660 3 450A S14 FU700FMM 700 420000 660 3 500A S14 FU700FMM 700 420000 660 3 Caution The Fuses must have I t 20 less than thyristor s I t Caution High speed fuses are used only for the thyristor protection and can not be used to protect the installation Caution The warranty of thyristor is null if no proper fuses are used See tab Warning The user installation must be protected by electromagnetic circuit breaker or by fuse isolator gt gt gt gt el UL us LISTED 24 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 13 Maintenance 13 1 Trouble Shooting Small problems sometimes can be solved locally with the help of the below tab of trouble shooting If you don t succeed contact us or your nearest distributor Indication on Symptom front unit Possible reasons of the symptom Actions Green LED Ce tn No voltage auxiliary power D Give auxiliary voltage supply Aux is always see wiring diagram light off Green LED D Provide to give input signal Thyristor unit i No input signal doesn t go in Aux light on Reversed polarities of input signal e the input signal SE with Green LED ON Reset contactiisiopen D Make link on reset terminals input signal P light off
8. IS Powered O OFF e ON 10 Firing type The firing type has already configured in line with customer requirements that are defined in the Order Code The Order Code is written on the identification label 10 1 Zero Crossing ZC ZC firing mode is used with Logic Output from temperature controllers and the Thyristor operates like a contactor The Cycle time is performed by temperature controller ZC minimizes interferences because the Thyristor unit switches ON OFF at zero voltage VOLTAGE SUPPLY V LOAD VOLTAGE V SSR from controller 20 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 11 Connection description 11 1 Access to the Electronic boards To have access to the electronic boards the user must removing the unit s cover see par 7 1 Warning Before operate be sure that power and control cables are isolated from voltage Sources CD3x00 board 21 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 11 2 Supply the Electronic Board The CD3000S thyristor unit to work requires a voltage supply for the electronic board The consumption is 10VA max The voltage supply for the electronic board is configured in line with customer requirements that are defined in the Order Code The Order Code is written on the identification label Warning Before connecting or disconnecting the unit check that power and control cables are isolated from voltag
9. allation should be rigidly observed Respect the internal safety rules Don t bend components to maintain insulation distances Protect the units from high temperature humidity and vibrations Don t touch components to prevent electrostatic discharges on them Verify that the size is in line with real needs To measure voltage current etc on unit remove rings and other jewels from fingers and hands e Authorized personnel that work on thyristor unit under power supply voltage must be on insulated board This listing does not represent a complete enumeration of all necessary safety cautions Electromagnetic compatibility Compatibilit lectromagn tique Compatibilit elettromagnetica Our thyristor units have an excellent immunity to electromagnetic interferences if all suggestions contained in this manual are respected In respect to a good Engineering practice all inductive loads like solenoids contactor coils should have a filter in parallel All solid state power controllers emit a certain amount of radio frequency energy because of the fast switching of the power devices The CD Automation s Thyristor unit are in accord with the EMC norms CE mark In most installations near by electronic systems will experience no difficulty with interference If very sensitive electronic measuring equipment or low frequency radio receivers are to be used near the unit some special precautions may be required These may include the ins
10. ase contact the dealer from which you purchased the product The identification s label give all the information regarding the factory settings of the Thyristor unit this label is on the unit like represented in figure Verify that the product is the same thing as ordered see par 5 2 Ser No 12345 6789 001 Date 01 2007 Ce Mod CD3000S 3PH 225A 480V 170 265V SSR ZC IF FAN110V EM CO Automation sr UM HI WAV UUN INK OA CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 5 2 Order Code Model 1 2 3 4 5 CD3000S 3PH 1 Max Current of CD3000S 125A 225A 350A 450A 150A 300A 400A 500A The Max Current must be equal or more than Load Current 2 Load Voltage Specify this value to configure the unit in CD Automation 3 Max Voltage of CD3000S 480V 600V The Max Voltage must be equal or more than Load Voltage 4 Voltage supply for the Electronic boards 90 130 From 90 to 130Vac 10VA 170 265 From 170 to 265Vac 10VA 230 345 From 230 to 345Vac 10VA 300 530 From 300 to 530Vac 10VA 510 690 From 510 to 690Vac 10VA 5 Input SSR 4 30Vdc 6 Ping Type ZC Zero Crossing 7 Option IF Internal Fuse standard NF Without Fuse 110Fan Fan voltage supply 110VAC 15 std 230VAC 15 50 60Hz UL UL Cer
11. at sink and the protective grate of the fans The frequency of these operations depends on the atmospheric local pollution Check also that the screw of the power terminals and earth terminals are shut correctly see Diagram of control connection 13 4 Repairing procedure e Phone to CD Automation e Explain to Service Engineer the problem because sometimes it can be solved with a phone call If this is not possible ship the unit to CD Automation or to your distributor e Write a fault description and give the name of your personnel to which refers e Use a rugged packaging to ship the unit 13 5 Warranty condition CD Automation gives a 12 months warranty to its products The warranty is limited to repairing and parts substitution in our factory and does exclude products not properly used and fuses Warranty does not include products with serial numbers deleted The faulty product should be shipped to CD Automation at customer s cost and our Service will evaluate if product is under warranty terms Substituted parts remain of CD Automation property 26 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 14 CD Automation s distributors For a rapid service please contact the distributor nearest to you CABE S r l Via Ferrara 15 17 40018 S Pietro in Casale BO Tel 051 6661345 Fax 051 6661283 Sig Bergonzoni info cabesrl it CEAM Control Equip S r l Via Val d Orme 291 50053 Empoli FI T
12. cop3000 5 3PH USER S MANUAL Rev 01 2007 THYRISTOR UNIT from 125A to 500A CD Automation S r l UTOMA 752r Via Picasso 34 36 20025 Legnano MI ITALY SAI ST Tel 39 0331 577479 Fax 39 0331 579479 E Mail info cdautomation com WEB www cdautomation com SUMMARY 1 Important warnings for safety ri 5 2 Introduction EE 7 3 QUICK Start EE 8 4 CD3000S Sizing WEE 8 5 Identification and Order Code eseeseeseese usen neun annu nm annua n nanus u sunu 9 5 1 Identification of the unit 9 5 2 Order Code 10 CR UE Uu EE 11 6 1 Environmental installation conditions 11 6 2 Dimensions and Weight 12 6 3 Fixing holes 13 7 Wiring instructions EEN KEE KENE K ERKENNEN ENKEN E uaa REA ENER RRSARRRSASRRRRSASRRTARRRTARRRTASRRI4S E ENKEN 14 7 1 Removing the cover 14 7 2 Wiring details 14 7 3 Power Terminals 16 7 4 Command Terminals 17 7 5 Diagram of control connection 18 8 Power output features cccceeeeeeeeeeeeeeeeeeeeeeeeeneeeeeeeeeeeaseaseeseeseeneeeeeeeaeeaseaseaseaseaseasennenses 19 8 1 Derating curve 19 8 2 Cooling fans 19 9 Led status and Alarms eeeeeeeeseeeeeeeee eene annu he annu nna amu ENEE E EEN ausu seus 20 9 1 LED Status Table 20 10 Firing type Seege 1 252 02252502 ENEE EE EEN ESA AEN EES 20 10 1 Zero Crossing ZC 20 11 Connection description ccccceeceseeeeeneeeeeeeeeeeeeseeeseeseeseeseeeeeeeeeeeeeea
13. d in the complete product code The product code is written on the identification label However if you wish to see the jumper configuration see below Caution this procedure must be performed only by qualified persons Type Input features J7 J13 J16 J17 Current drain 5mA SSR ON gt 4Vdc Max 30Vdc OPEN CLOSE A B A B OFF 1Vdc O 5 H Wa d JP16 9 JP7 CC 5 oo CBA o FIF ABC Ade 1 L O EG A4 Ie A Lar HH OF an ee CoA i JP13 CBA O AC ACI PE FAN RESET INP OU 8U SLAVE CAL IN2 NA dE le ele ole ele ole ole ole ele ele ole el E 11 4 Digital Input CD3000S thyristor unit has one digital input 11 4 1 Reset Terminals 7 and 8 see par 7 4 Open link to terminals 7 8 to stop the CD3000S thyristor unit 23 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 12 Internal Fuse The CD3000S thyristor unit have internal fuse extrarapid at low I t for the thyristor protection of against the short circuits The fuse must have I t lower than the thyristor one I t max Caution USE ONLY EXTRARAPID FUSE WITH APPROPRIATE I T 12 1 Fuse Code 200 kARMS Symmetrical A I C DIES Fuse CODE cune wii Vac Qty 125A S11 FU2x100FE 200 11200 660 3 150A S11 FU2x100
14. e sources Terminal Description 1 Voltage Supply for Electronic Board 2 Not Used 3 Voltage Supply for Electronic Board 4 Earth To change auxiliary supply voltage sold the correct link jumper on CD3x00 board The type of mounted transformer depends of the chosen Voltage in the order code See par 5 2 Link Jumper J9 J11 O CD 3x000 SIL O1 ee T Link Jumper J10 SIT CC O RELE IN2 NA COM NC AC PE FAN RESET INP OU 8U SLAUE CAL 6 ole elo ele ele ele ele ele ole ole el L L L L Les L L Transformer Type Link Jumper J9 J11 Link Jumper J10 TR 605 120V 90 130V S TR 605 230V 170 265V 300 530V TR 605 300V 230 345V 510 690V If the Auxiliary Voltage written on the identification label is different from Supply Voltage to the load use an external transformer with primary equal to load voltage and secondary equal to the Auxiliary Voltage 22 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 11 3 Input command The CD3000S thyristor unit have an input of command to drive the output power 11 3 1 Input command signal configuration Terminals 9 and 10 see par 7 4 The Input command signal is already configured in line with customer requirements that are define
15. eeeeeaeeaeneaaeaeaaennennenaes 21 11 1 Access to the Electronic boards 21 11 2 Supply the Electronic Board 22 11 3 Input command 23 11 4 Digital Input 23 12 Internal VEER 12 1 Fuse Code 13 Mairntenarce EE 13 1 Trouble Shooting 13 2 Fans 13 3 Maintenance 13 4 Repairing procedure 13 5 Warranty condition 14 CD Automation s dietributore nee kk NNN KK KENE KK KENE E KENE E KEEN EE KENE E KKK K E CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 1 Important warnings for safety This chapter contains important information for the safety The not observance of these instructions may result in serious personal injury or death and can cause serious damages to the Thyristor unit and to the components system included The installation should be performed by qualified persons gt EPPES Pe The Thyristor unit are integral part of industrial equipments When it is supply the Thyristor unit is subject to dangerous tensions e Don t remove the protection Cover e Don t use these unit in aerospace applications and or nuclear The nominal current corresponds to use at temperature not superior to 45 C e The Thyristor unit must be mounted in vertical position and without obstruction above and below to allow a good flow ventilation e The hot air of one thyristor unit must not invest the unit positioned above e For side by side placed leave a space of 15mm between the unit A suitable device must en
16. el 0571 924181 Fax 0571 924505 Sig Campinoti info ceamgroup it Studio Rapaccini S a s Via del Rivo 138 05100 Terni TR Tel 0744 305105 Cell 335 6163428 Fax 0744 305110 Dott Rapaccini rapaccin tin it PICS NV Middelmolenlaan 110 2100 Deurne Belgium Tel 32 332 65959 Fax 32 332 66770 Mr Berge Billiauws http www pics be Hengstler Div Cont Ind 94 106 Rue B Pascal Z I des Mardelles 93602 Aulnay Sous Bois Cedex France Tel 33 148795541 Fax 33 1498795561 Mr Laurent Mulley http www hengstler com Toshniwal Instruments Mfg Pvt Ltd PO Gagwana Pin 305023 Dist Ajmer India Tel 91 145420506 Fax 91 145420505 Mr Ravi Toshniwal ITALY Vectra Misure S r l Via Gaidano 109 17 10137 Torino TO Tel 011 3097003 Fax 011 3098799 Sig Cochis vectramisure libero it Secif S a s Via Bachelet 27 35010 Busa di Vigonza PD Tel 049 8934422 Fax 049 8934415 Sig Ferro info secif com Sidis srl via L da Vinci 6 7 I 25080 Molinetto di Mazzano BS Tel 030212151 Fax 0302121536 Sig Ravetta sidisdj tin it INTERNATIONAL DISTRIBUTORS OY E Sarlin AB PL 750 01610 Vantaa Finland Tel 358 950444259 Fax 358 95666951 Mr Tapio Ala Ketola http www sarlin com Mesa Industrie Elektronik GmbH Elbestr 10 45768 Marl Germany Tel 49 2365915220 Fax 49 2365915225 Mr Peter Hallwas 27 CD Automation srl CD3000S 3PH from
17. h and of the Command Terminals Earth Command Terminals Current Cable Screw Cable mm AWG M mm AWG 125A S11 16 6 M8 0 50 18 150A S11 16 6 M8 0 50 18 225A S13 25 4 M8 0 50 18 300A S14 50 1 M8 0 50 18 350A S14 50 1 M8 0 50 18 400A S14 50 1 M8 0 50 18 450A S14 70 1 0 M8 0 50 18 500A S14 70 1 0 M8 0 50 18 15 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 7 3 Power Terminals Warning Before connecting or disconnecting the unit check that power and control cables are isolated from voltage sources Terminal Description L1 Line Input Phase 1 L2 Line Input Phase 2 L3 Line Input Phase 3 T1 Load Output Phase 1 T2 Load Output Phase 2 T3 Load Output Phase 3 CD3000S 3PH CD3000S 3PH CD3000S 3PH 125A 150A S11 225A S13 300A 500A S14 L1 L2 L3 L1 L2 L3 L1 L2 L3 T1 T2 T1 T2 T3 16 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 7 4 Command Terminals Warning Before connecting or disconnecting the unit check that power and control cables are isolated from voltage sources Terminal Description 1 Voltage Supply for Electronic Boards see par 11 2 2 Not Used 3 Voltage Supply for Electronic Boards see par 11 2 4 Earth 5 Fan supply voltage see par 8 2 6 Fan supply voltage see par 8 2 7 RESET
18. o the power cables Local regulations regarding electrical installation should be rigidly observed For safety connect the heat sink to the earth with his terminal 7 1 Removing the cover Instructions for open the thyristor unit size S11 513 and S14 7 2 Wiring details Use copper cables and wires rated for use at 75 C only 7 2 1 Power cable torque suggested Wire z Connector Torque Wire CUITENE Type Lb in N m ACI al Terminal 125A 150A Terminal Block 265 30 0 1 Copper wire 225A M8 4 0 Compact Solid Stranded Bus Bar 2x1 0 UL Listed ZMVV SES with M8 screw 909 1540 350 Copper Tube Crimp Lug Bus Bar 2x3 0 UL Listed ZMVV SE with M10 screw 505 57 0 600 Copper Tube Crimp Lug Bus Bar Bus bar SE with M10 screw 20370 30x6mm Bus Bar Bus bar SES with M10 screw SE 60x4mm 14 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 7 2 2 Power cable dimensions suggested Supply Load Current Cable Screw Cable Screw mm AWG M mm AWG M 125A S11 50 1 M8 50 1 M8 150A S11 70 1 0 M8 70 1 0 M8 225A S13 120 4 0 M8 120 4 0 M8 300A S14 2x70 2 x 1 0 M8 2x70 2 x 1 0 M8 350A S14 2x95 2 x 3 0 M10 2x95 2 x 3 0 M10 400A S14 2x95 2 x 3 0 M10 2x95 2 x 3 0 M10 450A S14 Bus Bar 30 x 6 mm Bus Bar 30 x 6 mm 500A S14 Bus Bar 60 x 4 mm Bus Bar 60 x 4 mm 7 2 3 Cable dimensions suggested of Eart
19. see wiring diagram e Fuse failure Green LED e Load failure X EE Send e Check the load Aux light on D Load connection interruption m e Thyristor faulty and always in open SE D Substitute the faulty thyristor Green LED ON light on circuit With HB option the yellow led HB is light on Load current flows also with no input signal Green LED ON is always light off e Wrong wiring D Short circuit on thyristor If there is HB option the red LED SC is light on Check the load wiring Substitute the thyristor Thyristor unit doesn t work properly e Auxiliary voltage supply out of limits Verify the auxiliary voltage supply 25 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 13 2 Fans The thyristor unit with forced ventilation uses fans that rotate permanently when the unit is supplied In case of fan failure the heat sink can be reach high temperature In this case to give protection to thyristor there is a thermal switch properly setted The function of this switch is to open the input signal until the heat sink temperature falls below the setted value This means that also with input signal in ON condition the unit is switched OFF and the system can not work at full power For this reason is important to control periodically the fans status checking that are rotating 13 3 Maintenance For maintain a correct cooling the consumer must clean the he
20. sure that the unit can be electrically isolated from the supply this allows the qualified people to work in safety Protection Protection Protezione The unit have IP20 protection rating as defined by the specific international Is necessary consider the place of installation Earth Terre Messa a terra For safety the Thyristor unit with isolated heat sink must be connected to earth Earth impedance should be correspondent to local earth regulation Periodically the earth efficiency should be inspected The electronic circuit of the Thyristor unit must be supplied by dedicated voltage for all electronic circuits and not in parallel with coil contactors solenoids and other It s recommended to use a shielded transformer When the Thyristor unit is energized after the power supply is shut off wait least a minute for allow the discharge of the internal capacitors where there is a dangerous tension Before working make sure that e Only authorized personnel must perform maintenance inspection and replacement operations The authorized personnel must read this manual before to have access to the unit e Unqualified People don t perform jobs on the same unit or in the immediate vicinities CD Automation srl CD3000S 3PH from 125A to 500A User s Manual gt gt gt gt Important warnings Attention Avvertenze importanti During the operations with units under tension local regulations regarding electrical inst
21. tallation of a line supply filter and the use of screened shielded output cable to the load Note Warning This icon is present in all the operational procedures where the Improper operation may result in serious personal injury or death Caution This icon is present in all the operational procedures where the Improper operation can cause damage for the Thyristor unit CD Automation reserves the right to modify the own products and this manual without any advise cl UL us CC LISTED CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 2 Introduction A thyristor unit is semiconductor device which acts as a switch formed by two thyristors in ant parallel To switch on the alternating current the input signal will be on and the thyristor will switch off at first Zero Crossing voltage with no input signal The benefits of thyristor units compared with elettromechanical contactors are numerouses no moving parts no maintenance and capacity to switch very fast Thyristors are the only solution to control transformers and special loads that change resistance with temperature and with age CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 3 Quick Start Caution this procedure must be performed only by qualified persons If the Order Code of the Thyristor unit is in line with what you really need then CD3000S has been already configured in Factory and you just need to do the following steps
22. tification 10 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 6 Installation Caution Don t install near the hot elements or near the units that could give electromagnetic interferences The CD3000 Thyristor unit must be always mounted in vertical position to improve air cooling on heat sink Maintain the minimum distances in vertical and in horizontal as represented When more unit has mounted inside the cabinet maintain the air circulation like represented in figure Sometimes is necessary installing a fan to have better air circulation AIR 6 1 Environmental installation conditions 0 45 C at nominal current Over 45 C use the Ambient temperature derating curve see par 8 1 Storage temperature 25 C to 70 C Don t install at direct sun light where there are Installation place conductive dust corrosive gas vibration or water and also in salty environmental Up to 1000 meter over sea level For higher Altitude altitude reduce the nominal current of 2 for each 100m over 1000m Humidity From 5 to 95 without condense and ice 11 CD Automation srl CD3000S 3PH from 125A to 500A User s Manual 6 2 Dimensions and Weight CD3000S 3PH 125A 150A S11 CD3000S 3PH 225A S13 CD3000S 3PH 300A 500A S14 Size W mm H mm D mm Weight kg 125A S11 137 440 270 10 5 150A S
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