Sungrow SG50KTL-M-20 User Manual
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Sungrow SG50KTL-M-20 User Manual

Pv grid-connected inverter
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Summary of Contents for Sungrow SG50KTL-M-20

  • Page 4 10min...
  • Page 9          ...
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  • Page 13   ...
  • Page 14   ...
  • Page 15 ，...
  • Page 16 TN-S TN-C TN-C-S Transformer Transformer Transformer SG50KTL-M-20 SG50KTL-M-20 SG50KTL-M-20 Transformer Transformer SG50KTL-M-20 SG50KTL-M-20 ，...
  • Page 18    ...
  • Page 20 DC EMC MPPT1 Filter (Boost) DC EMC MPPT2 DC Bus Filter (Boost) three-level Relay Inversion Circuit Reactor Filter MPPT3 DC EMC Filter (Boost) DC EMC MPPT4 Filter (Boost) Fans DSP+CPLD LCD/RS485 Auxiliary Power Circuit Combiner Box Unit DC1 In DC2 In DC3 In DC4 In ...
  • Page 21 − − − − − − −      ...
  • Page 22 Inverter output power 100% Ambient temperature (℃) × Working area 215V...
  • Page 23 Start Unpacking and Inspection Read User Manual Install Immediately？ Storage Mounting Location Selection Moving Inverter Mounting the Inverter Electrical Connection Check before Commissioning Commissioning Troubleshooting Success?
  • Page 25    1160mm...
  • Page 26 3/N/PE AC 400/230V Rated output frequency 50/60Hz Max. Output current Power Factor Range Adj. 0.8 overexcited...0.8 underexcited Ⅰ Safety Class Enclosure IP65 Ambient temperature -25℃...+60℃ Overvoltage Category III[MAINS], II[PV] Grid Monitoring: VDE 0126-1-1 SUNGROW POWER SUPPLY CO., LTD. WWW.SUNGROWPOWER.COM MADE IN CHINA...
  • Page 27 ×   ...
  • Page 28  ℃ ℃    （  ...
  • Page 29    Flammable wall material ...
  • Page 30    Max. ambient temperature: +60° C  Min. ambient temperature: -25° C Max. relative humidity:  +100% ...
  • Page 31 Snow Direct sunlight Direct rain fall accumulation  Cool air Hot air 600mm 800mm 800mm 600mm   ...
  • Page 32     2-M4X10 3-26X11...
  • Page 33 Install backplate...
  • Page 34 Hang inverter Mark positions Drill holes...
  • Page 35 Install backplate • • Hang inverter...
  • Page 38 Front view Bottom view...
  • Page 39   Inverter n Inverter 1 Inverter 2...
  • Page 40   Low-voltage High-voltage Side Side MV Transformer Inverter 1 Inverter 2 Inverter n ...
  • Page 41 0.60 0.45 0.44 0.30 0.15 AC voltage without load[V]    ...
  • Page 42   ...
  • Page 43  、 、 、  ...
  • Page 44 PV Input 1 PV Input 2 PV Input 3 PV Input 4...
  • Page 45 β ×...
  • Page 46 Positive Crimp Contact Negative Crimp Contact Positive Insulator Crimp Contact Cable Gland Negative Insulator  Crimp Contact Cable Gland...
  • Page 47 880.0 • •...
  • Page 49 PV Arrays 1 Inverter n Inverter 1 Inverter 2 PV Arrays 2 PV Arrays 3 Mounting Frame of PV arrays Equipotential cable Grounding of PV Power System L2 L3 N AC Circuit Breaker Inverter AC Grounding Electrode Grounding of Inverter AC Side...
  • Page 50 ×...
  • Page 51 120Ω terminating resistor switch Configuration circuitboard RS485 bus terminal RS485 interface  ...
  • Page 52 Inverter SolarInfo Logger RS485 RS485 SolarInfo Logger RS232 RS485 RS485-232 converter RS232 RS485 RS232 Communication of single inverter RS485in RS485out 120ohm Ω   ...
  • Page 53 Inverter 1 Inverter 2 Inverter n SolarInfo Logger RS485 RS485 RS485 RS485 SolarInfo Logger 120Ω RS232 RS485 Shielding layer is grounded RS485-232 converter RS232 RS485 RS232 Multiple inverters in daisy chain ≤ n>15 RS485in RS485out 120ohm 120ohm RS485in RS485out 120ohm A B GND RS485in RS485out 120ohm...
  • Page 55 RS485 RS232 RJ45 Port Corresponding Relationship Between Cables and Pins: RJ45 plug Pin 1: White-orange; Pin 2: Orange; Pin 3: White-green; Pin 4: Blue; Pin 5: White-blue; Pin 6: Green; Pin 7: White-brown; Pin 8: Brown. 1 2 3 4 5 6 7 8 Pin 3 and Pin 6 are used for communication.
  • Page 56 Pin 3 RS485 RS232 Pin 6 Inverter SolarInfo Insight SolarInfo Insight Inverter1 Inverter 2 Inverter n Internet SolarInfo Bank Router/Switch Inverter SolarInfo Insight...
  • Page 57 SolarInfo Insight Router/Switch Inverter 2 Inverter n Inverter1 Internet SolarInfo Bank Inverter1 Internet SolarInfo Bank Router/Switch Inverter 2 Inverter n SolarInfo Insight...
  • Page 58 RJ45 Port RJ45 plug Corresponding Relationship Between Cables and Pins: Pin 1: White-orange; Pin 2: Orange; Pin 3: White-green; Pin 4: Blue; Pin 5: White-blue; Pin 6: Green; Pin 7: White-brown; Pin 8: Brown.
  • Page 60  Count r i es Ot her Warning! Only qualified personnel rare allowed to adjust following parameters. Improper settings may cause damage to the inverter! Grid codes  GR_L GR_IS...
  • Page 61 Grid codes  Grid codes  Grid codes 220V  230V Other Grid codes 50Hz  60Hz Pro-Stage Single-stage Multi-stage...
  • Page 62 Time  YY/MM/DD  Date: 16/01/31 Time: 10:30:55 Setting confirmation Countries Other Pro-stage Single-stage Grid codes Date 2016/01/31 Confirm above settings? P(%) P-ac 50.000 E-day 15.6 E-tot 497600 State 5 8 11 14 100.0% 2016/01/31 10:30 ...
  • Page 65 ...
  • Page 68 ℃...
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  • Page 73    ...
  • Page 74    ...
  • Page 76 Device address Present power P(%) P-ac 50.000 Today’s energy E-day 15.6 Power curve E-tot Total energy 497600 State Inverter state 8 11 14 Icon &active 100.0% 2016/01/31 10:30 Time power limit …  ...
  • Page 77 Current fault P1/1 1 GRID  ...
  • Page 78 → →   DC power i nput 00000W Vdc[ V] I dc[ A] Pdc[ W ] 500. 0 2500 5. 0 2500 500. 0 5. 0 5. 0 2500 500. 0 500. 0 5. 0 2500 Vac[V] 230.0 230.0 230.0 Iac[A] Pac[W]...
  • Page 79   → → → P1/1 His-inform Run-record  001 2016/01/21(30) Flt-record  Evt-record Run-record Energy-record Run-record T4 2016/01/21 P001/030 1 2016/01/21 18:50 00000W DC power input Vdc[V] Idc[A] Pdc[W]  Vac[V] 230.0 230.0 230.0 500.0 2500  2500 Iac[A] 500.0 2500 500.0...
  • Page 80 → →   → Evt-record P 1/1   001 2016/01/31 10:16:10 Fault → →   → Energy-record Power curve  Daily energy histogram Monthly energy histogram Annual energy histogram Power curve P(%) 2016/01/31 P1/2  ...
  • Page 81  2016/01 P1/2  Monthly energy histogram P1/2 2016   P1/2   → → ×  Start/Stop Start Confirm start inverter? Stop Confirm stop inverter?
  • Page 82  Set-param   Password: 111111 Set-param Sys-param Run-param Pro-param Com-param → → → × → →  Sys-param Languages Time Energy-adj Load default Firmware version...
  • Page 83 Languages Auto English Deutsch Francaise Italia 中文 → × → → → →   Time  YY/MM/DD Date: 16/01/31 Time: 10:30:55 → × → → → → ...
  • Page 84  Energy-adj  +0000kWh → × → → → →  Load default Confirm resume setting? → × → →  → → ...
  • Page 85 Firmware version Device Type: SG50KTL-M SN: A1405170001 Ver: DSP_SG50KTL-M_V16_V1_A_M LCD_SG50KTL-M_V03_A_M → × → →  →  Run-param  P-Q param Time param LVRT param  Derating param  Iso param...
  • Page 86 KΩ...
  • Page 87 → × → →  → →  P-Q Param P-Q param P-W limits 100.0% Q-Var switch [OFF] Rate limit [ON/OFF] +1.000 Power raise 100%/min Q-Var limits +100.0% Power decline 6000%/min Fault slowup [ON/OFF] Slowup rate 10%/min “ ” “ ”...
  • Page 88 “ ” Run- par am - Q( P) Upper PF Cap 1. 000 Lower Power 050. 0%  Lower PF I nd 0. 900  Upper Power 100. 0%  General Q(P) curve Default Q(P) curve COS Ф COS Ф Upper PF Capacitive Lower Power...
  • Page 89 Run-param-Q(U) Lower Q/Sn Ind 050.0% Upper Q/Sn Cap 050.0% Lower U Limit 095.0%  Upper U Limit 115.0%  Run-param-Q(U)  U1 Limit 095.0% U2 Limit 105.0% Hysteresis 3.0%...
  • Page 90 Q/Sn Upper Q/Sn Ind Hysteresis U2 Limit Upper U limit Grid Lower U limit voltage U1 Limit Hysteresis Lower Q/Sn Cap Run-param-Q(P) P3/3 020.0% 050.0%  100.0% Pf max 0.900   105.0% Uout 100.0%  ...
  • Page 91 ≤ ＞ Default Curve Deviation No Regulation cos = ± 0,98 Depends on the capacity of the inverter. Run- par am - Q( U) P3/ 4 090. 0% 092. 0%  108. 0% 110. 0% Qm ax 100. 0%  ...
  • Page 92 Inductive Inductive Capacitive Capacitive A: Default P-Q param    Save P-W setting [ON/OFF] Save Q-Var setting [ON/OFF] → × → →  → →  ...
  • Page 93 Time-param Standby time 020s Recovery time 000s → × → →  → →   LVRT param LVRT [ON/OFF] LVRT kf LVRT normal volt 195.5V LVRT T1 300.00S LVRT tolera volt 34.5V LVRT T2 0.62S → × → → ...
  • Page 94 ISO param [ON/OFF] 100kΩ ISO pro value → × → → × →   Countries  Other...
  • Page 95  Grid codes Grid codes Grid codes GR_L GR_IS Other Grid codes Grid codes 50Hz 220V 60Hz 230V Pro-Stage Single-stage  Multi-stage...
  • Page 96 Pro-param Single 276.0V Vgrid-max 184.0V Vgrid-min   51.50Hz Fgrid-max  49.80Hz Fgrid-min Pro-param Multi Pro-param Multi I-Max-V.grid 000.0V I-Min-V.grid 000.0V   I-Max-V.time 000.00s I-Min-V.time 000.00s II-Max-V.grid 000.0V  II-Min-V.grid 000.0V II-Max-V.time 000.00s II-Min-V.time 000.00s Pro-param Multi Pro-param Multi I-Max-F.grid 00.00Hz I-Min-F.grid...
  • Page 97 Ⅱ Ⅱ Ⅰ Ⅰ Ⅰ Ⅰ Ⅱ Ⅱ Ⅱ Ⅱ Pro-recover Vmax-recover 240.0V Vmin-recover 220.0V Fmax-recover 50.10Hz Fmin-recover 49.50Hz Setting confirmation Countries Other Pro-stage Single-stage Grid codes Date 2014/01/31 Confirm above settings?
  • Page 98 → × → →  × →   Com-param Modbus param Uart param Modbus param Addr Uart param Baud [9600] Parity [ NO ] Stop bit...
  • Page 99 х х...
  • Page 100 ＋ ℃ ℃ × × × ×   ...
  • Page 101        ...
  • Page 103 Sungrow Power Supply Co., Ltd. Add: No.1699 Xiyou Rd.,New & High Technology Industrial Development Zone, 230088,Hefei, P. R. China. Post Zip: 230088 Web: www.sungrowpower.com Tel: +86 551 6532 7834/6532 7845 E-mail: info@sungrow.cn Fax: +86 551 6532 7856 Specifications are subject to changes without advance notice.

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