Sanhua SD2 Series, User Manual

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5.1 Control ....................................................................................................................................................................... 32
5.1.1 Compressor control ........................................................................................................................................ 32
5.1.2 Inverter PWM frequency control ................................................................................................................... 32
5.1.3 PFC control ..................................................................................................................................................... 32
5.1.4 Stator heater control ...................................................................................................................................... 32
5.1.5 Status monitor ............................................................................................................................................... 32
5.1.6 User parameters initialization ....................................................................................................................... 32
5.1.7 Status/ history fault record ............................................................................................................................ 32
5.2 Protections ................................................................................................................................................................ 32
5.2.1 Frequency-skip frequency ............................................................................................................................. 32
5.2.2 Current limitation .......................................................................................................................................... 32
5.2.3 Compressor current protection (SW) ............................................................................................................ 32
5.2.4 AC current protection .................................................................................................................................... 32
5.2.5 IPM over-temperature protection ................................................................................................................. 32
5.2.6 PFC over-temperature protection ................................................................................................................. 32
5.2.7 DLT protection ................................................................................................................................................ 32
5.2.8 HPS protection ............................................................................................................................................... 32
5.2.9 Compressor current protection (HW) ............................................................................................................ 32
5.2.10 AD-offset abnormal fault ............................................................................................................................. 32
5.2.11 Compressor/VAC lost-phase protection ...................................................................................................... 32
5.2.12 Compressor frequency abnormal fault ....................................................................................................... 32
5.2.13 VDC over/under-voltage protection ............................................................................................................ 32
5.2.14 VAC over/under-voltage protection ............................................................................................................ 32
5.2.15 Charge circuit fault ....................................................................................................................................... 32
5.2.16 EEPROM data abnormal fault ...................................................................................................................... 32
5.2.17 Communication fault ................................................................................................................................... 32
5.2.18 MCU self-check fault .................................................................................................................................... 32
5.2.19 IPM temperature sensor abnormal fault .................................................................................................... 32
5.2.20 PFC temperature sensor abnormal fault ..................................................................................................... 32
5.3 Communication Protocol .......................................................................................................................................... 32
6. FAULT CODE TABLE ........................................................................................................... 33
6.1 Status indicator description ...................................................................................................................................... 33
6.2 Fault code table ........................................................................................................................................................ 33
6.3 All major fault summary and possible cause checklist ............................................................................................ 34
7. USB PROGRAMMING ...................................................................................................... 36
7.1 Introduction .............................................................................................................................................................. 36
7.2 Programming ............................................................................................................................................................. 36
8. CERTIFICATION ................................................................................................................. 38
8.1 Safety standards ....................................................................................................................................................... 38
8.2 EMC standards .......................................................................................................................................................... 38
9. APPENDIX ........................................................................................................................ 40
9.1 Product parameter .................................................................................................................................................... 40