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ABB DCT880, Service Manual

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ABB DCT880 Service Manual Download Page 51

51 

 

Exchange cooling fans size T4 

 

 

Before the work is started, disconnect the thyristor power controller completely from 

the power supply, then check the voltage free condition and make sure, everything is 

located in an electrical and mechanical safe condition! 

 

Unit types DCT880-W0x-0550-0x … DCT880-

W0x-0740-0x using one 230 V

AC

 fan. 

 

Removing the converter fan 

1.  Remove the control panel, the design 

cover and the fan connection plug X52 on 

the top of the converter housing. 

 

 

  

 

 

 

 

 

 

Service 

 

3ADW000449R0101 DCT880 Service Manual e a 

Summary of Contents for DCT880

Page 1: ...DCT880 Service Manual DCT880 Thyristor power controller 20 A 4160 A ...

Page 2: ......

Page 3: ...nt WARNING Only qualified electricians are allowed to install and maintain the thyristor power controller Never work on the thyristor power controller the cables or the connected equipment when main power is applied Always ensure by measuring with a multimeter impedance at least 1 Mohm that 1 Voltage between thyristor power controller input phases U1 V1 W1 and the frame is close to 0 V 2 Voltage b...

Page 4: ...ize EMC emission and make a 360 high frequency grounding e g conductive sleeves of screened cable entries at the cabinet lead through plate Notes Power cable shields are suitable as equipment grounding conductors only when adequately sized to meet safety regulations As the normal leakage current of the thyristor power controller is higher than 3 5 mAAC or 10 mADC stated by EN 50178 5 2 11 1 a fixe...

Page 5: ...r type which switches off the load circuit by means of an auxiliary contact causing the breaker s main contacts to open The mains disconnect must be locked in its OPEN position during any installation and maintenance work EMERGENCY POWER OFF buttons must be installed at each control desk and at all other control panels requiring an emergency off function Pressing the Stop button on the control pan...

Page 6: ...sis 16 How to find a faulty thyristor 16 Standard thyristor power controllers size T1 T4 20 A 740 A without S500 16 Blown fuses 16 Faulty thyristor 16 Standard thyristor power controllers size T5 890 A 960 A without S500 17 Blown fuses 17 Faulty thyristor 17 Thyristor power controllers size T1 T4 20 A 740 A with S500 17 Blown fuses 18 Faulty thyristor 18 Handling the Semiconductors 19 General Inst...

Page 7: ...uses 56 Install new semiconductor fuse s 61 Exchange of internal semiconductor fuses in thyristor power controllers size T5 890 A 960 A 62 Required tools 62 Find blown semiconductor fuses 62 Remove blown semiconductor fuses 62 Install new semiconductor fuse s 69 DCT880 firmware download 70 General 70 Download SDCS CON H firmware using the Drive loader 2 x 70 Set type code 75 Preventive Maintenance...

Page 8: ...ter module 3AFE68615500 3AUA0000121752 x x FDNA 01 DeviceNet adapter module 3AFE68573360 x FECA 01 EtherCAT adapter module 3AUA0000068940 3AUA0000083936 x x FENA 01 11 21 Ethernet adapter module 3AUA0000093568 x FEPL 02 Ethernet POWERLINK adapter module 3AUA0000123527 3AUA0000133138 x x FPBA 01 PROFIBUS DP adapter module 3AFE68573271 3AFE68989078 x x FSCA 01 RS 485 adapter module 3AUA0000109533 x ...

Page 9: ...yristor power controller 5 Faults warnings and information for trouble shooting The DCT880 Service Manual contains information for maintenance and repair of the thyristor power controller Additional information about technical accessories e g hardware extension or fieldbus adapter are handled by separate manuals see table above DCT880 Information All Information on DCT880 is also available on the ...

Page 10: ...ge thyristors size T5 this chapter describes the exchange of thyristors in thyristor power controllers size T5 Exchange of SDCS CON H this chapter describes the exchange of a SDCS CON H Service this chapter contains hardware change information firmware download and technical hints Preventive Maintenance this chapter describes preventive maintenance of thyristor converters Appendix A Spare Parts li...

Page 11: ...the specifications and configuration of the thyristor power controller The thyristor power controller s basic type code DCT880 AAB CCCC DD E Product family DCT880 Type AA W0 Standard Power part type B 2 Two leg anti parallel circuit 3 Three leg anti parallel circuit Unit type CCCC Rated AC current RMS Rated AC voltage DD 04 05 07 110 VAC 400 VAC 110 VAC 525 VAC 315 VAC 690 VAC Revision code E 0 St...

Page 12: ...640 2 29 1 55 1860 T5 890 616 770 3 50 800 960 2 90 Power ratings for a 3 phase load in star configuration at 400 VAC e g 3 20 A 400 V 1000 13 kW Power ratings for a 3 phase load in star configuration at 500 VAC e g 3 20 A 500 V 1000 17 kW 690 V units current and power ratings Three leg anti parallel units W03 Size I A RMS Pout kW Ploss W03 kW Ploss W02 kW Air flow m3 h Auxiliary voltage T1 35 42 ...

Page 13: ... DCT880 W0x 0080 07 100 DCT880 W0x 0100 04 05 DCT880 W0x 0100 07 125 DCT880 W0x 0125 04 05 T2 160 DCT880 W0x 0160 04 05 DCT880 W0x 0160 07 200 DCT880 W0x 0200 04 05 DCT880 W02 0200 07 245 DCT880 W0x 0245 04 05 T3 325 DCT880 W0x 0325 04 05 360 DCT880 W0x 0360 04 05 DCT880 W0x 0360 07 420 DCT880 W0x 0420 04 05 T4 550 DCT880 W0x 0550 04 05 630 DCT880 W0x 0630 07 675 DCT880 W0x 0675 04 05 740 DCT880 W...

Page 14: ...lly isolating transformer or isolating amplifier probe for safe measurements It can also be a hand held portable oscilloscope A clamp on current probe A voltmeter at least CAT III 1000 V 1000 V probes and test leads An ESD field service kit ABB Service Finland code 0001ESD MS Antistatic Make sure that all equipment in use is suitable for the voltage level applied to the power part Fault Tracing Th...

Page 15: ...indication that a strong overcurrent has happened due to one of the following reasons A shorted thyristor A malfunction of the control electronics e g wrong firing pulses no thyristor defective An external short circuit at the output terminals of the thyristor power controller without sufficient load Output current measured by an oscilloscope Connect an oscilloscope to the output and check for the...

Page 16: ...sing the OHM function of a normal multimeter measurements must be made from both sides of the semiconductor fuses e g L1 to U1 L2 to V1 and L3 to W1 Faulty thyristor Using the OHM function of a normal multimeter measurements must be made from both sides of the thyristor power controller e g U1 to U2 V1 to V2 and W1 to W2 Normally each measurement should show high resistance 1 kΩ Target find a shor...

Page 17: ...W1 to W2 Normally each measurement should show high resistance 1 kΩ Target find a short circuit indicated by low resistance 1 Ω destroyed thyristor If the Thyristor power controller is designed with thyristor modules then a module consists of two thyristors In this case it is sufficient to know which thyristor module has a defective thyristor because the complete module must be replaced After a th...

Page 18: ...er is designed with thyristor modules then a module consists of two thyristors In this case it is sufficient to know which thyristor module has a defective thyristor because the complete module must be replaced After a thyristor module is replaced the above mentioned measurement should be done another time to make sure that all faulty thyristors have been detected Note The RC snubber circuit could...

Page 19: ... Check that the new and old components have the same type designation or that the new component can replace the old one A semiconductor can be replaced by different compatible semiconductor according to the codes in the manufacturers table Semiconductor components are high precision products All unnecessary used tools and objects might damage the easily dented and scratched surfaces of the semicon...

Page 20: ...nting torques for the thyristor modules to heat sink and electrical connections see table Nominal mounting torque for thyristor modules Torque spanner for electrical connections 13 Nm M8 25 Nm M10 50 Nm M12 Screws are metric type use appropriate nuts Tissue paper Solvent e g ethanol Thermal joint compound grease Type Berulub FZ1 E3 Manufacturer Carl Bechem GmbH 58089 Hagen ABB Service GHSN 390 011...

Page 21: ...21 Remove faulty thyristor modules 1 Remove control panel and design cover 2 Remove all F type extension modules Exchange thyristors sizes T1 T4 3ADW000449R0101 DCT880 Service Manual e a ...

Page 22: ...22 3 Disconnect all I O plugs from the SDCS CON H 4 Remove the grounding holding screws at the electronic tray Exchange thyristors sizes T1 T4 3ADW000449R0101 DCT880 Service Manual e a ...

Page 23: ... removing the tray completely unplug the flat cables X14 XC12 XS13 and the cable connected to X38 7 Remove following cables and plugs at the SDCS PIN H Auxiliary voltage input X99 External measurement channels X54 X60 X65 Exchange thyristors sizes T1 T4 3ADW000449R0101 DCT880 Service Manual e a ...

Page 24: ...24 Voltage measurement X51 X52 X53 and X55 X56 X57 Cooling fans X41 X44 if existing Snubber resistor X30 X31 Gate leads X15 X17 Exchange thyristors sizes T1 T4 3ADW000449R0101 DCT880 Service Manual e a ...

Page 25: ...ternal fuses if existing necessary to get full access to the faulty thyristor module 11 If a current transformer must be removed mark its position direction and the connections clearly Note Remove only as many parts as needed around the faulty thyristor module 12 Remove the faulty thyristor module and mark it clearly as defective Exchange thyristors sizes T1 T4 3ADW000449R0101 DCT880 Service Manua...

Page 26: ... 6 Tighten the screws to nominal torque according to table Nominal mounting torque thyristor modules Unit Thyristor modules Nominal mounting torque Size Size width Type Electrical connections Thyristor module to heat sink T1 T2 160 A 20 mm block SKKT27B 42B 57B 106B 3 Nm 5 Nm MCC26 44 56 140 2 5 4 Nm 2 5 4 Nm T2 160 A 34 mm block MCC162 200 4 45 5 5 Nm 2 25 2 75 Nm SKKT162 5 Nm 5 Nm T3 50 mm block...

Page 27: ... electronic tray 15 Reconnect all I O plugs at the SDCS CON H 16 Reinstall all plug in options do not forget the screws the design cover and the control panel Thyristor module terminals The next figures show the terminals of all used thyristor modules The terminal description is also stamped or marked by a sticker on all thyristor modules For all firing pulse cables is valid Yellow is gate lead Re...

Page 28: ...28 MCC255 312 TT250 SKKT250 TT425 570 MCC501 MT3 540 595 Exchange thyristors sizes T1 T4 3ADW000449R0101 DCT880 Service Manual e a ...

Page 29: ...r Mounting torques for the thyristor modules to heat sink and electrical connections see table Nominal mounting torque for T5 thyristor modules Torque spanner for electrical connections 13 Nm M8 25 Nm M10 50 Nm M12 Screws are metric type use appropriate nuts Tissue paper Solvent e g ethanol Thermal joint compound grease Type Berulub FZ1 E3 Manufacturer Carl Bechem GmbH 58089 Hagen ABB Service GHSN...

Page 30: ...30 Remove faulty thyristor modules 1 Remove control panel and design cover 2 Remove all F type extension modules Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 31: ...31 3 Disconnect all I O plugs from the SDCS CON H 4 Remove the grounding holding screws at the electronic tray Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 32: ...re removing the tray completely unplug the flat cables X14 XC12 XS13 and the cable connected to X38 7 Remove following cables and plugs at the SDCS PIN H Auxiliary voltage input X99 External measurement channels X54 X60 X65 Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 33: ...33 Voltage measurement X51 X52 X53 and X55 X56 X57 Snubber resistor X30 X31 Gate leads X15 X17 Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 34: ...34 Temperature sensor X22 Current transformers X3 X4 X5 8 Remove the holding screws Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 35: ...35 9 Remove the plastic cover and the SDCS PIN H 10 Remove the all 9 screws at the fuses and the U1 V1 W1 busbars Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 36: ...36 11 Remove the loose U1 V1 and W1 busbars 12 Remove all fuses using a torque spanner nut size 18 Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 37: ...To remove the U1 V1 W1 and U1 V2 W2 busbars loosen the 4 screws at the bottom plate 14 Remove the screws holding the U2 V2 and W2 busbars Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 38: ...38 15 Remove the U2 V2 and W2 busbars including the busbar arrangement at the bottom 16 Check the thyristors Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a ...

Page 39: ...yristor modules Unit Thyristor modules Nominal mounting torque Size Size width Type Electrical connections Thyristor module to heat sink T5 60 mm block MT3 540 595 12 Nm 6 Nm 7 Reconnect all gate leads to the thyristor module 8 Perform an OHM test to make sure the thyristor is ok 9 Reinstall the busbar arrangement at the bottom together with the U2 V2 and W2 busbars Make sure the correct torque is...

Page 40: ... thyristor modules the actual unit module size is different Thyristor module terminals The next figures show the terminals of the used thyristor modules The terminal description is also stamped or marked by a sticker on the thyristor modules For all firing pulse cables is valid Yellow is gate lead Red is cathode lead MT3 540 595 Exchange thyristors size T5 3ADW000449R0101 DCT880 Service Manual e a...

Page 41: ...ted in an electrical and mechanical safe condition Overview SDCS CON H exchange 1 Write down type code of the thyristor power controller 2 Set jumpers on the new SDCS CON H according to the old SDCS CON H 3 Exchange the electronic tray with SDCS CON H 4 Set type code of the thyristor power controller 1 Write down type code of the thyristor power controller Write down the contents of 95 16 Set Unit...

Page 42: ...it contains the firmware the parameters and the application program as option When a SDCS CON H is replaced the parameter settings can be retained by transferring the memory unit from the defective SDCS CON H to the new SDCS CON H WARNING Do not remove or insert a memory unit when the thyristor power controller is powered Replacing the memory unit Unscrew the memory unit and pull it out Replace th...

Page 43: ...43 3 Remove all F type extension modules 4 Disconnect all I O plugs from the SDCS CON H Exchange SDCS CON H 3ADW000449R0101 DCT880 Service Manual e a ...

Page 44: ...CON H 1 Reconnect the flat cables at the SDCS CON H X14 XC12 XS13 the cable at X38 and re hinge the electronic tray 2 Reconnect the grounding holding screws at the electronic tray 3 Reconnect all I O plugs at the SDCS CON H 4 Reinstall all plug in options do not forget the screws the memory unit the design cover and the control panel 4 Set type code of the thyristor power controller Follow the ins...

Page 45: ...r supply then check the voltage free condition and make sure everything is located in an electrical and mechanical safe condition Unit types DCT880 W0x 0035 07 and DCT880 W0x 0055 0x DCT880 W0x 0125 0x using two 24 VDC fans Removing the converter fan 1 Remove the control panel and the design cover Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 46: ...46 2 Remove the two fan arrangement screws 3 Move the fan arrangement forward and up Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 47: ...S PIN H 5 Remove the fan holding screws of the broken fan 6 Attach the new fan reassemble everything and check for correct blow direction of each fan The air should be sucked out of the module Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 48: ...y from the power supply then check the voltage free condition and make sure everything is located in an electrical and mechanical safe condition Unit types DCT880 W0x 0420 0x using four 24 VDC fans Removing the converter fans 1 Remove the control panel and the design cover Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 49: ...49 2 Remove the two fan arrangement screws 3 Move the fan arrangement forward and up Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 50: ...PIN H 5 Remove the fan holding screws of the broken fan 6 Attach the new fan reassemble everything and check for correct blow direction of each fan The air should be sucked out of the module Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 51: ... free condition and make sure everything is located in an electrical and mechanical safe condition Unit types DCT880 W0x 0550 0x DCT880 W0x 0740 0x using one 230 VAC fan Removing the converter fan 1 Remove the control panel the design cover and the fan connection plug X52 on the top of the converter housing Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 52: ...52 2 Remove the two fan arrangement screws 3 Remove the holding plugs by pulling out the head use a flat screwdriver Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 53: ...53 4 Move the fan arrangement forward and up 5 Remove the fan holding screws Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 54: ...on plugs from X52 and the broken fan 7 Attach the new fan reassemble everything and check for correct blow direction of each fan The air should be sucked out of the module Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 55: ... voltage free condition and make sure everything is located in an electrical and mechanical safe condition Unit types DCT880 W03 0890 0x DCT880 W02 0960 0x using one 230 VAC fan 1 Remove both screws at the bottom of the fan arrangement 2 Disconnect the plug 3 Now the fan arrangement can be pulled out Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 56: ...ns 13 Nm M8 25 Nm M10 50 Nm M12 Screws are metric type use appropriate nuts Before the work is started disconnect the thyristor power controller completely from the power supply then check the voltage free condition and make sure everything is located in an electrical and mechanical safe condition Find blown semiconductor fuses Using the OHM function of a normal multimeter measurements must be mad...

Page 57: ...57 2 Remove all F type extension modules 3 Disconnect all I O plugs from the SDCS CON H Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 58: ...ectronic tray 5 To unhinge the electronic tray including the SDCS CON H pull it up and then out 6 Before removing the tray completely unplug the flat cables X14 XC12 XS13 and the cable connected to X38 Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 59: ... and plugs at the SDCS PIN H Auxiliary voltage input X99 External measurement channels X54 X60 X65 Voltage measurement X51 X52 X53 and X55 X56 X57 Cooling fans X41 X44 if existing Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 60: ...60 Snubber resistor X30 X31 Gate leads X15 X17 Temperature sensor X22 Current transformers X3 X4 X5 Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 61: ...ement channels X54 X60 X65 Voltage measurement X51 X52 X53 and X55 X56 X57 Cooling fans X41 X44 if existing Snubber resistor X30 X31 Gate leads X15 X17 Temperature sensor X22 Current transformers X3 X4 X5 Attention Make sure the CTs are connected properly U2 X5 V2 X4 and W2 X3 6 Reconnect the flat cables at the SDCS CON H X14 XC12 XS13 the cable at X38 and re hinge the electronic tray 7 Reconnect ...

Page 62: ... M8 25 Nm M10 50 Nm M12 Screws are metric type use appropriate nuts Before the work is started disconnect the thyristor power controller completely from the power supply then check the voltage free condition and make sure everything is located in an electrical and mechanical safe condition Find blown semiconductor fuses Using the OHM function of a normal multimeter measurements must be made from b...

Page 63: ...63 2 Remove all F type extension modules 3 Disconnect all I O plugs from the SDCS CON H Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 64: ...DCS CON H pull it up and then out 6 Before removing the tray completely unplug the flat cables X14 XC12 XS13 and the cable connected to X38 7 Remove following cables and plugs at the SDCS PIN H Auxiliary voltage input X99 External measurement channels X54 X60 X65 Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 65: ...65 Voltage measurement X51 X52 X53 and X55 X56 X57 Snubber resistor X30 X31 Gate leads X15 X17 Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 66: ...66 Temperature sensor X22 Current transformers X3 X4 X5 8 Remove the holding screws Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 67: ...67 9 Remove the plastic cover and the SDCS PIN H 10 Remove the screws of the busbars of the broken fuse s Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 68: ...68 11 Remove the busbar s of the broken fuse s 12 Remove the blown fuse s using a torque spanner nut size 18 Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 69: ...6 Reconnect all cables and plugs at the SDCS PIN H Auxiliary voltage input X99 External measurement channels X54 X60 X65 Voltage measurement X51 X52 X53 and X55 X56 X57 Snubber resistor X30 X31 Gate leads X15 X17 Temperature sensor X22 Current transformers X3 X4 X5 7 Reconnect the flat cables at the SDCS CON H X14 XC12 XS13 the cable at X38 and re hinge the electronic tray 8 Reconnect the groundin...

Page 70: ... Before starting make a parameter backup using either the control panel or the Drive composer The firmware download deletes all application programs e g power optimizer Make sure that it is possible to re load the application programs The firmware download is done via a USB port and the control panel Firmware download Make sure The drive composer is closed The DCT880 is done with booting energized...

Page 71: ...e desired firmware file Mark the desired firmware file and click Open Mark ACS880 and click Select Choose the proper COM port in this case COM5 How to find the proper COM port see below Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 72: ...OM port click Start Click Control Panel Click Devices and Printers Double click ABB Drives Assistant control panel Choose Hardware The COM port can be found under Device Functions Here COM5 Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 73: ...rmware download Make sure the proper COM port here COM5 is chosen Click Download Click OK Please wait and go for lunch The firmware download is complete now Click OK Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 74: ...74 Close the Drive loader 2 x Check for proper firmware version in 07 05 Firmware ver Service 3ADW000449R0101 DCT880 Service Manual e a ...

Page 75: ...er s basic type code DCT880 AAB CCCC DD E Product family DCT880 Type AA W0 Standard Power part type B 2 Two leg anti parallel circuit 3 Three leg anti parallel circuit Module type CCCC Rated AC current RMS Rated AC voltage DD 04 05 07 110 VAC 400 VAC 110 VAC 525 VAC 315 VAC 690 VAC Revision code E 0 Standard The change of the type code is immediately taken over and 99 07 Service Mode is automatica...

Page 76: ... when handling the boards Do not touch the boards unnecessarily Handling the boards When ESD sensitive boards are removed from the drive and transferred to a temporary work surface they should be placed in a protective packaging Handle unprotected ESD sensitive boards only when connected to the system and always place them in a protective package that is sealed It is easiest to use the spare parts...

Page 77: ...ion stop and production loss It also increases availability of the thyristor power controller The environmental and operating conditions of the thyristor power controller are also to be considered A harsh environment such as high ambient temperature humidity dust and cyclic heavy load not only shortens the components lifetime but also the preventive maintenance and replacement intervals Maintenanc...

Page 78: ...ooling of the thyristor power controller Wash dirty filters with water 60 C and detergent Check for dust corrosion and temperature inside the module cabinet The thyristor power controller will run into overtemperature faults if the heatsinks are not clean Pre clean the heatsinks using an ESD vacuum cleaner then use compressed air to remove the dust from the heatsinks the airflow must be from botto...

Page 79: ...place Check the tightness of all terminals All connections should be inspected and checked for tightness Check the condition of the contactors and relays Contactors and relays should be checked for proper function Preventive Maintenance 3ADW000449R0101 DCT880 Service Manual e a ...

Page 80: ... are used in Size Thyristor power controller Fan type T1 DCT880 W0x 0035 07 DCT880 W0x 0055 0x DCT880 W0x 0125 0x 2 x 3ADT754041P0001 internal 24 VDC T2 DCT880 W0x 0160 0x DCT880 W0x 0245 0x T3 DCT880 W0x 0325 0x DCT880 W0x 0360 0x DCT880 W0x 0420 0x 4 x 3ADT754041P0001 internal 24 VDC T4 DCT880 W0x 0550 0x DCT880 W0x 0675 0x 1 x DCA0012171P0001 230 VAC DCT880 W0x 0740 0x 1 x 3ADT754028P0001 230 V...

Page 81: ...nally the electrolytic capacitors on the SDCS PIN H are aging The SDCS PIN H also is equipped with several capacitors which are sensitive to high ambient temperature Aging of the electronic card result in 1 Damage other devices 2 Trip the thyristor power controller and cause unexpected shutdown Replace the flat cables of all units T1 T5 Environmental conditions especially temperature and humidity ...

Page 82: ... yearly Air inlet and outlet filters replace clean if IP54 or if needed yearly Fins of fan yearly Heat sinks yearly 2 2 Relays connections Inspect relays contacts for proper functionality 3 years Inspect electrical connections for tightness 3 years Inspect for proper grounding yearly Inspect for corrosion yearly Inspect connection of flat cables 6 years 3 Maintenance with main supply voltage appli...

Page 83: ...ON H SDCS PIN H 9 years 4 2 Boards SDCS PIN H 9 years 4 3 Fan Cooling fan frame size T1 T5 6 years Inspect visual inspection correction and replacement if needed Remarks Date of inspection Name of field service engineer Preventive Maintenance 3ADW000449R0101 DCT880 Service Manual e a ...

Page 84: ...84 Appendix A Spare Parts List T1 20 A 125 A Appendix A Spare Parts List 3ADW000449R0101 DCT880 Service Manual e a ...

Page 85: ...85 T2 160 A 245 A Appendix A Spare Parts List 3ADW000449R0101 DCT880 Service Manual e a ...

Page 86: ...86 T3 325 A 420 A Appendix A Spare Parts List 3ADW000449R0101 DCT880 Service Manual e a ...

Page 87: ...87 T4 550 A 740 A Appendix A Spare Parts List 3ADW000449R0101 DCT880 Service Manual e a ...

Page 88: ...88 T5 890 A 960 A Appendix A Spare Parts List 3ADW000449R0101 DCT880 Service Manual e a ...

Page 89: ......

Page 90: ... ABB Automation Products Wallstadter Straße 59 68526 Ladenburg Germany Tel 49 0 6203 71 0 Fax 49 0 6203 71 7609 www abb com drives 449R0101A5390000 449R0101A5390000 Ident No 3ADW000449R0101 Rev A ...

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