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Figure 4.3.4.3 EL 10K(s) O/P EMI

4.3.5 Charger Board

Charger board contain the charger circuit. Use dfor charging the battery

Figure 4.3.5.2 Charger of standard model

Figure 4.3.5.2Charger of long-backup-time model (s)

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Содержание EL-10K

Страница 1: ...1 SERVICE MANUAL ELIPSE SERIES EL 6K EL 6KS EL 10K EL 10KS FORZA POWER TECHNOLOGIES...

Страница 2: ...6 The automatic UPS switch 10 4 2 7 The maintenance bypass switch 10 4 2 8 The battery switch 11 4 2 9 The battery charger 11 4 2 10 The controller 11 4 2 11 The auxiliary power supply 12 4 2 12 The...

Страница 3: ...t 37 5 4 2 Fault code definition and possible points 38 5 4 3 Quick Problem Identification process 41 5 4 4 Static Impedance Characteristic Of PCB board 42 5 5 COMPONENT LEVEL REPAIR 44 5 6 TEST AFTER...

Страница 4: ...point of view please refer to section characteristic of the product Construction of the product how many pieces of PCB do the product make up please refer to construction of the product Functional blo...

Страница 5: ...After service check all the wiring fasten all screws and connectors verify the polarity of batteries polarity of the DC BUS Cap have been correctly connected before applying power supply to the UPS an...

Страница 6: ...chnicians to repair and adjust a problematic UPS If the UPS still does not work properly please contact with us and we will be glad to help in solving any problems you may encounter Because of the fol...

Страница 7: ...over please follow steps and figures below STEP 1 Remove all the screws including those on the opposite side of the case refer to Figure 3 1 STEP 2 Move the top cover and side cover upward as shown in...

Страница 8: ...1 1 Functional block diagram The dashed indicates the interconnection of long backup time model From logical point of view the system comprises An Input output connector terminal block an input EMI fi...

Страница 9: ...er module rectifies the AC mains input into DC power of half waveform The rectifier remains in off state under battery mode 4 2 4 The voltage Booster module In line mode the voltage Booster boost the...

Страница 10: ...the transfer between bypass and inverter output without any interruption zero transfer time 4 2 7 The maintenance bypass switch The Maintenance Bypass switch is a mechanical rotary switch In normal co...

Страница 11: ...troller The controller is the brain of the UPS controls all actions of the UPS response and feedback to the query or action command of the communication interface Basically the controller includes the...

Страница 12: ...a bridge between the UPS and human or between the UPS and UPS The communication interface carries parallel operation control signal and common communication signal 4 2 12 The ventilation module To ke...

Страница 13: ...ement hereafter is explanation of the PCB 4 3 1 Control Board Control board contains circuits implemented of the controller of the UPS Figure4 3 1 1 is a photo of the Control board Figure4 3 1 1 The C...

Страница 14: ...ovides comprehensive information of the UPS Figure 3 3 1 is a photo of a LED panel 4 3 4 I P EMI board O P EMI board I P EMI Board and O P EMI Board is the EMI filter local in the input and output end...

Страница 15: ...4 3 4 3 EL 10K s O P EMI 4 3 5 Charger Board Charger board contain the charger circuit Use dfor charging the battery Figure 4 3 5 2 Charger of standard model Figure 4 3 5 2Charger of long backup time...

Страница 16: ...16 4 3 6 Parallel Board Parallel board is a dedicated board that has the parallel communication circuit Figure 3 6 Figure 4 3 6 3 Para board of 6 10K...

Страница 17: ...tem topology and wiring diagram for help in understanding the electrical construction of the UPS system For more detail of the circuit and wiring connection of all PCB please refer to maintenance sche...

Страница 18: ...18 Figure 4 5 EL6KS EL10KS UPS configuration diagram...

Страница 19: ...dual charge on the CAPs inside the UPS 4 A tool box that includes Wire cutters and clamps of different shapes Cross screwdrivers Straight screw drivers sleeve spanner of difference diameter solder iro...

Страница 20: ...20 Configure the COM1 or COM2 properties as figure 5 2 1 1 b figure 5 2 1 1 b 1 Change the ASCII setup as figure 3 figure 5 2 1 1 C...

Страница 21: ...erminal Normally after type a command the acknowledgement of the UPS will be displayed on the next row For example UPSID setting command response with an OK on the next row represent the action to set...

Страница 22: ...re MCU Firmware query command Computer send VERMR32 CR UPS reply VERMR32 NNNNN NN CR Means Display version of MCU firmware Positive DC BUS BUS voltage calibration command Computer send BUSP XX CR or B...

Страница 23: ...alance 32 15 1C 10 11 Inverter Fault INV Soft Fail A 8D 04 0B 42 52 OP short Fault 0F 0F 0F 0F Over Temp Fault 33 06 0A 43 53 Overload Fault 35 03 09 45 55 Bat SCR Short 0D 0D 0D 0D 0D Communication F...

Страница 24: ...to 9 The unit is degree in centigrade m UPS running status before fault b7b6b5b4b3b2b1b0 b7b6b5b4b3b2b1b0 is one byte of binary information Each bit is transferred into ASCII code bn is a binary numbe...

Страница 25: ...bypass mode automatically operate the panel to turn the UPS off to bypass before the turning the MBS 4 Switch off the mains input breaker on the rear panel of the UPS Disconnect battery input 5 Disass...

Страница 26: ...of the UPS 14 To make sure the calibration has been saved you can turn on the UPS again and check the BUS voltage and Inverter output voltage once again 15 Switch off the mains I P breaker on the rear...

Страница 27: ...d securely and case of each piece of battery should show no sign of leakage of acid or deformation Voltage of each piece of battery should be checked if there is any piece that has obvious voltage Dif...

Страница 28: ...bration should be carried out in an In depth inspection 5 3 1 3 PCB replacement For updates or repair purposes PCB replacement needs to be carried out Hereafter is the recommended procedure to replace...

Страница 29: ...rol board can be referred to the procedure of replacing a PCB stated in the previous section 5 3 2 Parallel Maintenance Operation Recommended wiring of parallel operation system shown in figure 5 3 2...

Страница 30: ...el of the UPS off Turn on the EXTERNAL input breaker of the UPS Check the output voltage of each UPS on the terminal block They should be the same And check the voltage difference between the output p...

Страница 31: ...eaker switch and the parallel cable 2 Keep the input and output switch of the UPS to add in the off position Connect the input and output cables as well as the battery pack according to the marking on...

Страница 32: ...ence is more than 1V the output relay of the UPS may have problem and can not be closed 10 Measure the voltage between JP2s of each UPS JP2 of Unit I JP2 of Unit II and so on to check if the voltage v...

Страница 33: ...parallel cables of the remaining UPSs in parallel correctly connected to get most safety the parallel cable should be connected from a closed ring in the parallel system after checking cable has been...

Страница 34: ...the UPS parallel system is going to be in INV mode 3 Normally when maintenance bypass switch cover is opened the UPS will transfer to bypass automatically and the maintenance bypass switch can be oper...

Страница 35: ...bleshooting but maybe highest cost b Board level Find out which PCB board failed and replace the PCB board It will take medium time medium cost to finish the troubleshooting c Component level Find out...

Страница 36: ...a starting point and direction for finding the problem according the information obtained Section 5 4 1 provides a general guidance for selecting a guidance point In most case from the fault warning...

Страница 37: ...the UPS Can the UPS be turned on Following instruction Test after repair Yes Yes Follow the display message explanation and solution table Start PCB board static checking process Yes Yes Check with p...

Страница 38: ...of the internal critical components increased up to protective threshold Over temperature can be caused by external environment over load or bad ventilation Make sure the ambient temperature is within...

Страница 39: ...place a parallel cable 3 Output power wiring of each UPS should be equal 1 3 4 5 6 Keeps Beeping Error Model Model Pin configuration error the CPU does not recognize the configuration Ensure the model...

Страница 40: ...v LED green LED Whenever the INV LED is turned on it shows that the loading current is supplied from utility power or battery via the inverter Battery LED orange LED Whenever the battery LED is turned...

Страница 41: ...41 5 4 3 Quick Problem Identification process Figure 5 4 3 1 Quick problem identification process...

Страница 42: ...open 2 Q301 Q302 A K 1 4M short G K 10 short b Voltage boosting parts Item Checked components DVM Function Reference Value Fail Condition 1 Q306 Q308F Q310 Q307 Q309F Q311 E C 800k short G E 15 8k sh...

Страница 43: ...ition 1 F901 F902 F903 F904 F905 F906 0 Open 2 Q907 Q908 S D 1 7M Short G S 32 Short or open 3 D901 D902 D903 DIODE 0 4V 0V 4 Q909 A K 20M Short G K 42 Short 5 4 4 3 Charger of long backup time model...

Страница 44: ...cable and connector right to place Please Note the label mark the designation of terminal connector the wire cable should be connected to 2 Check the Wiring again 3 Apply DC Power from power source wi...

Страница 45: ...ll power supply to the UPS remain off 2 Clip the voltage probe to the BUS N and BUS N for measurement of the DC BUS voltage 3 Set the DC power source current limiting threshold 3A output voltage 260V...

Страница 46: ...pply 9 Endurance test 1 Apply battery of suitable capacity to the battery input of the UPS 2 Control the mains input to turn on off with timer control contactor or equivalent equipment 10s on 2s off 3...

Страница 47: ...ear Load Output Waveform Pure Sinewave EFFICIENCY To AC Mode 84 To Battery Mode BATTERY Tower Case Battery Type Panasoinc 12V 7Ah Depending on the capacity of external batteries Panasoinc 12V 9Ah Depe...

Страница 48: ...gs 101 kgs Rack Case kgs N A ENVIRONMENT Operating Environment 0 40 C Relative Humidity 20 95 NON CONDENSING Noise Level 55dB 1 meter INTERFACE Smart RS 232 Software supports Windows 98 NT 2000 XP 200...

Страница 49: ...MODEL PORT I JP01 J of the second version 710 01902 02 or the later version CNTL board should be configured as follows K Note K 1 indicates that the jumper is connected 0 indicates that nothing is co...

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