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维修手册
专案名称: Axpert Max 7200-48
PAGE
专案编号: P1911061
修订版次:
00
Axpert Max 7200
Service manual
V-RDP-004-73 A

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Summary of Contents for Axpert Max 7200

  • Page 1 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Axpert Max 7200 Service manual V-RDP-004-73 A...
  • Page 2: Table Of Contents

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Table of contents 1. GENERAL INFORMATION ..........................5 1.1 G ..............................5 ETTING START 1.2 B ........................5 ASIC TOPOLOGY INTRODUCTION 1.3 I .............................. 6 NVERTER FAMILY 1.4 O ..........................6 VERVIEW THE INVERTER TROUBLESHOOTING ............................
  • Page 3: General Information

    1. General information 1.1 Getting start This manual is used as a checking and repairing guide for Axpert Max-3600. Before read this manual, it’s better to have some electrical or electronic background knowledge. With this guide, you can fix the inverter by yourself firstly.
  • Page 4: Inverter Family

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: 1.3 Inverter family This service manual includes different models of the inverter, the table as below contains some important parameters with different models. These models names are only neutral names; please match the real model name of your inverter to the model name in the table by comparing the typical characteristics.
  • Page 5: Fault Condition

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: check” of part 2.2 to check the inverter, then feedback the checking result to the service center. It will be very helpful for solving the problem as soon as possible. 2.2 Fault condition...
  • Page 6: Test Step

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: 2.3 Test step After replacing all defected components, testing steps can be used to confirm the repair result and the reliability of the Inverter. Set up the testing system as below: 3.
  • Page 7 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Parts Attribute Reference values Failure status Resistor 0.2 ohm Open For Axpert Max-7200 C8/C9/C12/C13/C18/C86: (6800uF 63V) If the capacitors explode as below, they need to be replaced. V-RDP-004-73 A...
  • Page 8 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Power devices DC/DC MOSFET: Q24/Q21/Q38 & Q40/Q26/Q19 & Q17/Q11/Q20 & Q13/Q23/Q18 For Axpert Max-7200 ALL of the MOSFET are (MOSFET IR/IRFP4668PBF 130A 200V N BULK TO-247) Parts Attribute Reference values Failure status...
  • Page 9 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: R59/R41/R70/R52//R81/R62 All of the resistors are (22R 1206) Use multimeter to measure each resistor, find the burnt resistors and replace them; don’t need to replace them all. Parts Attribute Reference values...
  • Page 10 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: The Q41and Q43 are (TR UTC/2SC2655 2A 50V NPN TAP TO-92) The Q15and Q16 are (TR UTC/2SA1020L-Y-T9N-B 2A 50V PNP TAP TO-92NL) Parts Attribute Reference values Failure status Q46/Q48 Resistor BE: 429.6k Short or explosion BC: 425.5k...
  • Page 11 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: CB: 393k CE: 1.07k Diode BE: 0.65V CB: 0.60V CE: 0.17V The Q54and Q56 are (TR UTC/2SD1624 2A 50V NPN SOT-89) The Q55and Q57 are (TR UTC/2SA1020 3A 50V PNP SOT-89)
  • Page 12 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: The Q51and Q52 are (TR UTC/2SD1624 2A 50V NPN SOT-89) The Q50and Q53 are (TR UTC/2SA1020 3A 50V PNP SOT-89) Parts Attribute Reference values Failure status Q51/Q52 Resistor BE: 15.87k Short or explosion BC: 262.5k...
  • Page 13: Check The Bus Side Components On Main Board

    Short or explosion PIN11 TO PIN12: 432k PIN14 TO PIN12: 432k 3.2 Check the bus side components on MAIN board Power devices DC/DC IGBT: Q27/Q28/Q29/Q30/Q31/Q35/Q37/Q45 For Axpert Max-7200 ALL of the IGBTs are (IGBT ST/STGW60H65DFB 60A 650V N BULK TO-247) V-RDP-004-73 A...
  • Page 14 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Parts Attribute Reference values Failure status Q27/Q28/Q29/Q30 Resistor GE: 22.9 ohm Short or explosion Q45/Q37/Q35/Q31 GC: 169.4k EC: 169.1K Diode EC: 0.358V CE: OL Note1: When you use the multimeter to measure the resistor of the transistor, because of the capacitor in the circuit, it will cause the changing of the values when you measure the CE and GE.
  • Page 15: Check The Buck Circuit On Main Board

    3.3 Check the buck circuit on MAIN board Power devices BUCK MOSFET and Diode:Q32/Q42/Q58 For Axpert Max-7200 the IGBTs Q32 /Q42 are (IGBT ST/STGW60H65DFB 60A 650V N BULK TO-247) The Q58 is (APT/30DQ60BG 30A 600V UFST RAD TO-247 BULK) Parts...
  • Page 16: Check The Inv Full Bridge On Main Board

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Drivers (This part is only used for repair checking) The R124/R128 are (10R 1206) The R125/R134 are (47R 1206) The D38/D40 are (1N4148W 0.15A 75V SMD) Parts Attribute Reference values Failure status...
  • Page 17 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: All of the IGBT are (STGW60H65DFB 60A 650V N BULK TO-247) Parts Attribute Reference values Failure status QA1/QA2/QC1/QC2/ Resistor GE: 17.59k Short or explosion QB2/QB3/QD2/QD3 GC: 208.1k EC: 183.7k Diode EC: 0.378V CE: OL Note1: If one or more of them were damaged, please replace all of them.
  • Page 18: Check Batt And Main Power Sps On Main Board

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: R48/R53/R144/R153/ Resistor 30 ohm Open or other values R140/R218/R137/R229 Optocoupler: U1/U2/U3/U4/U12 ALL of the optocoupler are (TI/UCC23513DWYR 6/SOIC SMD) Parts Attribute Reference values Failure status U1/U2/U3/U4/U12 Diode PIN4 TO PIN5: 0.63V Short or explosion PIN4 TO PIN6: 0.425V...
  • Page 19 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Parts Attribute Reference values Failure status Resistor SD: 275K Short or explosion SG: 16.4k Diode SD: 0.46V SG: 0.65V Resistor SD: 275k Short or explosion SG: 1.17k Diode SD: 0.46V SG: 0.29V Diode PIN5 TO PIN7: 0.48V...
  • Page 20: Check Ac Sps And Pv Sps

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Diode + to -: 0.45V Short or explosion - to +: OL Resistor PIN1 TO PIN3: 0.2 ohm Short or other values Resistor PIN2 TO PIN4: 2.7 ohm Short or other...
  • Page 21 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: The R43 is (RES 不燃性树脂型绕线 3W 0.47 J N-IND BULK) The D15 is (RHRP860 8A 600V) Parts Attribute Reference values Failure status Resistor 0.2 ohm Open or explosion NTC1 Resistor 9.9 ohm Resistor SD: 212.2K...
  • Page 22: Check The Boost On Mppt Board

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: values Diode + to -: 0.429V Short or explosion - to +: OL 3.7 Check the Boost on MPPT board Power devices Boost IGBT Q2/Q5 and Diode D1/D24 The D1and D24 are (30DQ60BG 30A 600V TO-247)
  • Page 23: Disassembling Guide

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Parts Attribute Reference values Failure status D3/ D25 Diode + to -: 0.6V Short or explosion - to +: OL R10/ R71 Resistor 30 ohm Open or other values R11/ R69...
  • Page 24 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Remove the remote panel and 3 control cables. Remove 4 screws and 4 nuts on the SCR Board. V-RDP-004-73 A...
  • Page 25 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Remove 5 screws on the SPS Board ,and 4 plastic screws of wind pipeline. Remove 2 plastic screws of wind pipeline and 2 screws beside the control board. Take out the control board.
  • Page 26 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Remove I/P and O/P cables. Remove the fan cables. V-RDP-004-73 A...
  • Page 27 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Remove 4 screws beside the fan frame. Remove PV IN cable. V-RDP-004-73 A...
  • Page 28 维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: Remove MPPT NTC, Converter NTC and INV NTC. Remove 22 screws on main board and V-RDP-004-73 A...
  • Page 29: Total Wiring Diagram

    维修手册 专案名称: Axpert Max 7200-48 PAGE 专案编号: P1911061 修订版次: MPPT board. Remove 5 copper pillars on MPPT board. Take out the main board and MPPT board. Total wiring diagram: Note: Wrong connection of wires may cause inverter damage! Please connect wires with care!

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