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Service Manual

PH1800 PLUS 4K/5K

- 20 -

Positioning

Attribute

Reference Value

Failure Status

Q37

Diode

SD:0.5V;
DS: OL

Short Circuit
or Burnt

D17/D18/D20/D21

Diode

+ to -:0.47V;
- to +: OL

R233

Resistor

22 ohm

Open Circuit
or Other Value

U15

Resistor

Pin7-Pin5:42K;
Pin6-Pin5: 30K

Short Circuit
or Burnt

1

8

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Содержание PH1800 PLUS 4K

Страница 1: ...Service Manual PH1800 PLUS 4K 5K Inverter Charger PH1800 PLUS 4K 5K Service Manual ...

Страница 2: ...15 3 4 1 To Inspect Power Components as below 15 3 4 2 To Check Drivers 15 3 5 To Check BUS Soft Start Circuit 17 3 5 1 Plug in Components 17 3 6 To Check the AC Switch on Power Supply Circuit 19 3 7 To Check the Battery Switch on Power Supply Circuit 21 3 8 To Check the MOSFETS for Reversed Protection on DC Terminal 23 3 9 To Check NTC Circuit 23 3 9 1 NTC in Position of HS1 Plug in Position of C...

Страница 3: ...pairing guidance for PH18 4K 5K MPK F as well as instructions of assembling and testing It is best to have some electrical or electronic background knowledge With this guidance hope it will help you to check and inspect the inverter charger first by yourself 1 2 Basic Topology Introduction The topology for 4KVA 5KVA shows as below ...

Страница 4: ...Service Manual PH1800 PLUS 4K 5K 2 1 3 Over review and Introduction of Inverter charger Parts LCD Display Solar Charge Controller Board Main Board ...

Страница 5: ...only connecting battery if the fault is still on please inspect the main board following 3 4 08 To restart the inverter to check whether the fault repeats if yes it requires to replace the control boards 09 To Check the main board following 3 1 2 3 2 1 3 4 1 and 3 5 and to repair accordingly 52 First to restart inverter by only connecting to battery if fault continues then to check the main board ...

Страница 6: ... and Capacitance F3 180 00045 00 Fuse 42 12 0 6mm Purple Copper Plate with tin plated Positioning Attribute Reference Value Failure Status F3 Resistor 0 ohm open C8 C9 C12 C13 140 00103 00 Electrolytic Capacitor AL 3300uF 63V 105 18 45 5 BULK RAD If the capacitors explode as below they need to be replaced ...

Страница 7: ...Service Manual PH1800 PLUS 4K 5K 5 3 1 2 DC DC Boost Module DC DC MOSFET Q14 Q25 Q26 Q40 Q12 Q22 Q21 Q38 Q20 Q17 Q11 Q24 Q13 Q18 Q13 Q19 150 00052 00 MOSFET TI CSD19505KCS 201A 80V N BULK TO 220 ...

Страница 8: ...MOSFET due to the capacitor in the circuit it will cause the continuous wave of the value when you measure the DS and GD therefore we would recommend to measure the diode forward voltage of SD and the resistor of GS these two values can reflect the situation of the transistor correctly Note 2 If one or more than one of them were broken please replace all of them For 4K the main board has just 12pc...

Страница 9: ...when there are power devices or components are damaged Divers are usually required to check The reference resistors listed as below R53 R87 R92 R93 R42 R75 R78 R80 R70 R59 R41 R76 R81 R62 R52 R64 All the resistors are 100 10022 00 RES CHIP TF1 4W 22F 1206 ...

Страница 10: ... Positioning Attribute Reference Value Failure Status All Resistors 22 ohm Resistor 22 ohm Open Circuit or other value If resistors are need to replace please check the diver transistors and controlling IC Q46 Q48 Q41 Q43 150 00005 00 Plug in Transistor TOSHIBA 2SC2655 Y 2A 50V Q15 Q16 Q47 Q49 150 00004 00 Plug in Transistor TOSHIBA 2SA1020 Y 2A 50V Q48 Q49 Q47 Q46 Q15 B C Q41 ...

Страница 11: ...tus Q46 Q48 Q41 Q43 Diode BE 0 6V BC 0 6V CE 1V Short circuit or burnt Q15 Q16 Q47 Q49 Diode BE 0 6V BC 1 3V CE 0 2V Short circuit or burnt Q51 Q52 Q54 Q56 120 20035 00 SMD Transistors UTC 2SD1624 2A 50V NPN SOT 89 Q50 Q53 Q55 Q57 120 20036 00 SMD Transistors UTC 2SA1020 3A 50V PNP SOT 89 C ...

Страница 12: ...ode BE 0 6V BC 0 6V CE OL Short Circuit or Burnt Q50 Q53 Q55 Q57 Diode BE 0 6V BC OL CE 1V Q60 Q61 120 20071 00 MOSFET UTC UT3404 5 8A 30V NPN SOT 23 SMD Positioning Attribute Reference Value Failure Status Q60 Q61 Diode SD 0 18V DS1 2V Short Circuit or Burnt U9 160 00018 00 IC LINEAR SG3525ANG MOTOROLA L 1 D S ...

Страница 13: ...lue Failure Status Q27 Q28 Q29 Q30 Diode EC 0 37V CE OL Short Circuit or Broken Note If there is one or more than one components broken please replace them all Positioning Attribute Reference Value Failure Status U9 Resistor Pin11 Pin12 5 4M Pin13 Pin12 60K Pin14 Pin12 5 4M Short Circuit or Broken Note If you are not sure which component broken we would like to suggest you to replace them all Q30 ...

Страница 14: ...33 D32 D34 D35 120 20001 00 Diode PANJIT 1N4148W 0 15A 75V SOD123 Positioning Attribute Reference Value Failure Status R96 R91 R101 R102 Resistor 22ohm Open Circuit or other value R94 R90 R97 R99 Resistor 0ohm D33 D32 D34 D35 Diode to 0 6V to OL Short Circuit or Broken Note When to test Diode please remove the R94 R90 R97 R99 from main board otherwise test result will be not accurate ...

Страница 15: ...150 00048 00 IGBT IR IRGP4750DPBF 50A 650V N BULK TO 247 D13 150 10115 00 Plug in Diode APT30DQ60BG 30A 600V TO 247 2P Note D13 is 150 10042 00 Plug in Diode FAIR RHRP1560_NL 15A 600V Positioning Attribute Reference Value Failure Status Q32 Diode SD 0 44V Short Circuit or Broken D13 Diode to 0 36V to OL Q32 D13 G D S ...

Страница 16: ...CHIP TF 1 4W 10 F 1206 D38 120 20001 00 SMD Resistor PANJIT 1N4148W 0 15A 75V SOD123 Positioning Attribute Reference Value Failure Status R125 Resistor 47 ohm Short Circuit or other Value R124 Resistor 10 ohm D38 Diode to 0 6V to OL Short Circuit or Broken Note When testing diodes please remove R124 or the result will be not accurate ...

Страница 17: ...ailure Status QA1 QB2 QC1 QD2 Diode EC 0 4V CE OL Short Circuit or Burnt Mark 1 if one or more than one IGBT broken all IGBT components should be replaced Mark2 this is for PH18 4K model A1 QB2 QC1 QD2 150 30088 00 IGBT IR IRGP4063D EPBF 48A 600V TO 247 3 4 2 To Check Divers R150 R137 R139 R48 R152 R140 R145 R144 100 10047 00 Chip Resistor CHIP TF 1 4W 47 F 1206 D16 D5 D12 D6 120 20001 00 Chip Dio...

Страница 18: ... D6 Diode EC 0 6V CE OL Short Circuit or Burnt Mark When testing the diodes please remove the R139 R150 R150 R145 or the test result is not current Optocoupler U12 U2 U4 U1 U3 U12 U2 U4 U1 U3 120 10065 00 Chip Optocoupler FOD3120 SMT Positioning Attribute Reference Value Failure Status U12 U2 U4 U1 U3 Resistors Pin8 Pin5 2K Pin7 Pin5 2K Short Circuit or Burnt 8 ...

Страница 19: ...10012 00 Plug in Transistor FAIR RHRP8120 8A1200V TO 220 D73 150 10089 00 Plug in Diode PAJ UF202 2A 200V UFST AXI TAP Q6 150 00035 00 Plug in Transistor IR IRF840 8A 500V N BULK TO 220 R251 130 00225 00 Plug in Resistor 2W 0 62 J Vertical F4 No Sensing R245 100 10022 00 SMD Resistor CHIP TF 1 4W 22 F 1206 ...

Страница 20: ...sitioning Attribute Reference Value Failure Status D65 Diode to 0 44V to OL Short Circuit or Burnt D73 Diode to 0 47V to OL Q6 Diode SD 0 5V DS OL R251 Resistor 0 8 ohm Open Circuit or Other Value R245 Resistor 20 ohm TX2 Resistor Pin2 Pin4 14 ohm Short Circuit or Burnt U16 Resistor Pin7 Pin5 42K Pin6 Pin5 30K ...

Страница 21: ... Transistor TOSHIBA 2SK2608 3A 900V C87 140 00002 00 Electrolytic Capacitor AL 33uF 450V M 7 5mm 13 32mm 105 TXC330M2WK32MC4 D17 D18 D20 D21 150 10079 00 Diode PAJ 1N4007S P 1A1000V RAD TAP0 6D C87 If Capacitor explodes please replace it R233 100 10022 00 SMD Resistor CHIP TF 1 4W 22 F 1206 U15 120 10052 00 IC PWM ON UC3845BD1R2G L 1 SMD SOP 8 Q37 C87 ...

Страница 22: ...ing Attribute Reference Value Failure Status Q37 Diode SD 0 5V DS OL Short Circuit or Burnt D17 D18 D20 D21 Diode to 0 47V to OL R233 Resistor 22 ohm Open Circuit or Other Value U15 Resistor Pin7 Pin5 42K Pin6 Pin5 30K Short Circuit or Burnt 1 8 ...

Страница 23: ... Q36 150 30005 00 MOSFET IR IRF640NPBF18A 200V D53 150 10089 00 Plug in Diode PAJ UF202 2A 200V UFST AXI TAP R215 130 00211 00 Plug in Resistor 3WS 0 15 Vertical F4 D54 150 10078 00 Plug in Diode ON MUR460 4A600V UFSTTAP DO 201AD D67 D70 150 10075 00 Plug in Diode HER303 3A 200V DO 27 TAP MIC ...

Страница 24: ...Service Manual PH1800 PLUS 4K 5K 22 R126 R217 100 10010 00 SMD Resistor CHIP TF 1 4W 10 F 1206 U10 160 00005 00 Plug in IC LINEAR ON UC3845BNG ...

Страница 25: ...15 ohm Open Circuit or other value D54 Diode to 0 45V to 0 7V Short Circuit or Burnt D67 D70 Diode to 0 43V to 2 6V R126 R217 Resistor 10 ohm Open Circuit or other value U15 Resistor Pin7 Pin5 42K Pin6 Pin5 30K Short Circuit or Burnt D51 Diode to 0 62V to OL Short Circuit or Burnt 3 8 To Check the MOSFETS for Reversed Protection on DC Terminal Please open the closure and measure it as below ...

Страница 26: ... on main board Q42 Q58 Q44 Q45 150 00060 00 MOSFET IRFB3006GPbF 270A 60V N TAP TO 220 3 9 To Check NTC Circuit On Main Board there are three NTC one is in DC DC Boost Heat Sink one is under boost transformer and one is in inverting heat sink When 02 fault code appears it requires to check this step please kindly note 3 9 1 NTC in position of HS1 plugs in position of CN8 on main board Q45 Q58 Q44 ...

Страница 27: ...ence Value Failure Status R272 Resistor 700 750ohm Short Circuit or other value NTC3 Resistor 15K ohm NTC3 CN8 Resistor 4 6K ohm If it is not possible to check functioning please pull out NTC and test the inverter again if the fault disappears it means the NTC is wrong CN8 NTC 3 ...

Страница 28: ...0031 00 Thermistor NTC47K2 5mA R267 100 11200 00 SMD Resistor CHIP TF 1 4W 2K F 1206 3 9 3 NTC 4 in HS 3 NTC4 HS3 130 20005 00 Thermistor NTC 15K 2 5mA Positioning Attribute Reference Value Failure Status R267 Resistor 2K ohm Short Circuit or Other Value NTC4 Resistor 8 9K ohm R267 NTC1 ...

Страница 29: ...100 10750 00 SMD Resistor CHIP TF 1 4W 750 F 1206 SMD Resistor CHIP TF 1 4W 750 F 1206 Positioning Attribute Reference Value Failure Status R270 Resistor 700 750ohm Short Circuit or other Value NTC4 Resistor 15K ohm NTC4 CN4 Resistor 4 6K ohm CN4 NTC4 ...

Страница 30: ...ard Positioning Attribute Reference Value Failure Status R122 Resistor 1K ohm Short Circuit or other Value R119 10K ohm R127 2K ohm R126 2K ohm R115 100 ohm R121 4K ohm R120 10K ohm R114 100 ohm R118 10K ohm D56 D48 Diode to 0 6V to OL 4 Other Common Faulty Cases 4 1 MOSFET Burnt ...

Страница 31: ...Service Manual PH1800 PLUS 4K 5K 29 4 2 Input Cable Disconnection 4 3 Dust covered Control Board 5 Assembling Guidance 5 1 Unfix Upper Cover 5 1 1 Unscrew four screws of the cover as following ...

Страница 32: ...Manual PH1800 PLUS 4K 5K 30 5 1 2 Pluck LCD disconnection cable and take the cover 5 2 Unfix Power Board 5 2 1 To take the Air duct Paper To take five plastic nails in heat sink and take out the air duct paper ...

Страница 33: ...Service Manual PH1800 PLUS 4K 5K 31 5 2 2 To pluck AC input and output cable and fan connection cable ...

Страница 34: ...al PH1800 PLUS 4K 5K 32 5 2 3 To Remove PV Connection Cable 5 2 4 To Remove the two screws on the side and take out the middle clapboard 5 2 5 Unscrew the two screws in control board and take the control board out ...

Страница 35: ...3 5 2 6 Unscrew the eleven screws in main boards and take main board out 5 3 Assembling the Inverter When Assemble the unit please take opposite order of dissembling 6 Test after Repairing 6 1 Before test please connect to battery bank ...

Страница 36: ...Service Manual PH1800 PLUS 4K 5K 34 Afterwards please Turn ON the unit 6 2 To connect with AC Grid for testing ...

Страница 37: ...Service Manual PH1800 PLUS 4K 5K 35 6 3 To connect PV for testing ...

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