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Veichi SI23 Manual
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Veichi SI23 Manual

Veichi SI23 Manual

Solar pump
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Chapter 1 Safety Requirement and Cautions ............................................................. 1
1.1
Safety Definition ............................................................................... 1
1.2
Safety Requirements and Cautions ................................................... 1
1.3
Cautions in Using ............................................................................. 4
1.4
Technical Specification ..................................................................... 4
1.5
Cautions in Disposal ......................................................................... 8
Chapter 2 Installation and Wiring .............................................................................. 9
2.1 Dimension of VFD ....................................................................................... 9
2.2 Solar Pump Controller Wiring .................................................................... 14
2.4 Main circuit wiring of solar VFD ................................................................. 16
Chapter 3 Keyboard layout and functions specification .......................................... 18
Chapter 4 Fault Diagnosis and Solution .................................................................. 19
Chapter 5 Parameters List ...................................................................................... 24
Function code ......................................................................................................... 41
Function name ........................................................................................................ 41
Setting range and definition .................................................................................... 41
Default setting ........................................................................................................ 41
Chapter 6 Operation Guidance ................................................................................ 43
6.2 Synchronous Motor Pump Drive Operation Guidance ................................ 43
6.3 PV Water Pump Features ........................................................................... 44
Contents
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SI23 Solar Pump VFD Manual

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  • Page 1: Table Of Contents

    SI23 Solar Pump VFD Manual Contents Chapter 1 Safety Requirement and Cautions ............. 1 Safety Definition ................1 Safety Requirements and Cautions ........... 1 Cautions in Using ................4 Technical Specification ..............4 Cautions in Disposal ................. 8 Chapter 2 Installation and Wiring ................9 2.1 Dimension of VFD ..................

  • Page 2: Chapter 1 Safety Requirement And Cautions

    SI23 Solar Pump VFD Manual Chapter 1 Safety Requirement and Cautions To ensure safety of your health, equipment and property, please read this chapter carefully before using the frequency VFD and act in compliance with the instructions when installing,debugging, running and overhauling the frequency VFD.
  • Page 3 SI23 Solar Pump VFD Manual Attention 1. If the damage to frequency VFD or other equipment is caused by improper wiring and utilization or unauthorized alteration, the user should shoulder all responsibilities. 2. Please make sure all wirings meet EMC requirement and satisfy safety standard in the local area; Please refer to recommendations in this manual or national standards of wire diameter to avoid accidents.
  • Page 4 SI23 Solar Pump VFD Manual ●Operation Danger 1. Before running, please check and confirm the application range of the machine and equipment once more; Otherwise it will cause accidents. 2. Please don't touch the cooling fan and braking resistance to check the temperature; Otherwise there is a danger of getting burn.

  • Page 5: Cautions In Using

    SI23 Solar Pump VFD Manual 1.3 Cautions in Using 1. In application of this series frequency VFD, you have to confirm all machine insulation to prevent damage to the equipment. Moreover, when the motor working in tough environment, please periodic inspect the electrical insulation to ensure the safety of the system work.
  • Page 6 SI23 Solar Pump VFD Manual Speed control VC without PG: rated load 1:100; VC with PG: rated load 1:1000 range Steady speed VC without PG: ≤2% rated synchronized speed; VC with PG: ≤0.05% rated accuracy synchronized speed Starting torque VC without PG: 150% rated torque at 0.5Hz; VC with PG: 0Hz, 200% rated torque...
  • Page 7 Ingress Protection IP20 Cooling method Forced air cooling Note：The solar pump vfd is intended for installation within a closed electrical operating area Model Naming SI23 - D5 - 004 G -A Product Series Logo Solar Pump VFD VEICHI Logo Series No.
  • Page 8 360~430 0-600 28.6 360~430 0-600 360~430 0-600 48.1 360~430 0-600 58.5 360~430 0-600 71.5 360~430 0-600 SI23-D5 series, 250VDC-780VDC input, 3 phase 380VAC-460VAC output 0.75 0.75 620～750 0-600 620～750 0-600 620～750 0-600 620～750 0-600 620～750 0-600 620～750 0-600 14.3 620～750 0-600 19.5...

  • Page 9: Cautions In Disposal

    SI23 Solar Pump VFD Manual 620～750 0-600 425.25 620～750 0-600 479.25 620～750 0-600 620～750 0-600 607.5 620～750 0-600 620～750 0-600 620～750 0-600 1100 850.5 620～750 0-600 958.5 620～750 1260 0-600 1.5 Cautions in Disposal When you dispose frequency VFD, please pay attention to: 1.

  • Page 10: Chapter 2 Installation And Wiring

    SI23 Solar Pump VFD Manual Chapter 2 Installation and Wiring 2.1 Dimension of VFD Overall Dimension of VFD (Plastic) Installation Diameter Overall Dimension(mm) Installation Dimension(mm) MODEL Aperture SI23-D3-R75G-A ф3-M4 SI23-D3-1R5G-A SI23-D3-2R2G-A 86.5 231.5 ф3-M4 SI23-D3-004G-A SI23-D5-R75G-A SI23-D5-1R5G-A ф3-M4 SI23-D5-2R2G-A SI23-D5-004G-A SI23-D5-5R5G-A 86.5...
  • Page 11 SI23 Solar Pump VFD Manual Installation Diameter Overall Dimension(mm) Installation Dimension(mm) MODEL Aperture SI23-D5-015G-A SI23-D5-018P-A SI23-D5-018G-A ф4-M5 SI23-D5-022P-A SI23-D5-022G-A SI23-D5-030P-A SI23-D5-030G-A SI23-T3-037P-A 416.5 ф4-M5 SI23-T3-037G-A SI23-T3-045P-A...
  • Page 12 SI23 Solar Pump VFD Manual Overall Dimension of VFD (Steel) Installation Diameter Installation Overall Dimension(mm) Dimension(mm) MODEL Aperture SI23-T3-045G-A SI23-T3-055P-A SI23-T3-055G-A ф4-M6 SI23-T3-075P-A SI23-T3-075G-A SI23-T3-090P-A SI23-T3-090G-A SI23-T3-110P-A ф4-M8 SI23-T3-110G-A SI23-T3-132P-A SI23-T3-132G-A SI23-T3-160P-A ф4-M8 SI23-T3-160G-A SI23-T3-185P-A SI23-T3-185G-A SI23-T3-200P-A SI23-T3-200G-A ф4-M16 SI23-T3-220P-A...
  • Page 13 SI23 Solar Pump VFD Manual SI23-T3-280G-A SI23-T3-315P-A SI23-T3-315G-A SI23-T3-355P-A SI23-T3-355G-A 1250 1140 1213 ф4-M16 SI23-T3-400P-A SI23-T3-400G-A SI23-T3-450P-A SI23-T3-450G-A SI23-T3-500P-A SI23-T3-500G-A 1400 1293 1363 ф4-M16 SI23-T3-560P-A SI23-T3-560G-A SI23-T3-630P-A...
  • Page 14 SI23 Solar Pump VFD Manual Dimension of VFD (Cabinet) Installation Overall Dimension(mm) MODEL Aperture Dimension(mm) SI23-T3-630G-A SI23-T3-710P-A φ14 1900 1800 SI23-T3-710G-A SI23-T3-800P-A...

  • Page 15: Solar Pump Controller Wiring

    SI23 Solar Pump VFD Manual 2.2 Solar Pump Controller Wiring ● Standard Connection Diagram PV modules DC breaker Output Reactor +24V (The grounding resistance is less than10Ω ) MAX Output: 5A/30VDC (FWD) Coil (REV) (Water full detection alarm) (Water full detection reset)

  • Page 16: Recommended Main Circuit Components Specification

    SI23 Solar Pump VFD Manual Function Specification of Switch Terminals ● Switch Terminal Selecting Position Function Specification RS485 Terminal Resistor RS485 Communication :connect with 120Ω terminal resistor AO-F Output- frequency 0kHz～100kHz frequency output AO-I Output- Current 0mA～20mA current output or 4mA～20mA current output AO-U Output- Voltage 0V～10V voltage output...

  • Page 17: Main Circuit Wiring Of Solar Vfd

    SI23 Solar Pump VFD Manual SI23-T3-400G-A 1000A 1600A SI23-T3-450G-A 1000A 2000A SI23-T3-500G-A 1000A 2000A SI23-T3-560G-A 1200A 2000A SI23-T3-630G-A 1200A 2000A SI23-T3-710G-A 1400A 2000A 2.4 Main circuit wiring of solar VFD Recommended Specifications of Recommended Specifications of Screws for Model Fixed Torque...
  • Page 18 SI23 Solar Pump VFD Manual SI23-D5-030G-A 25mm2(3) 25mm2(3) SI23-T3-037G-A SI23-T3-045G-A 8~10 35mm2(2) SI23-T3-055G-A 8~10 35mm2(2) SI23-T3-075G-A 8~10 50mm2(1) SI23-T3-090G-A 8~10 50mm2(1/0) SI23-T3-110G-A 8~10 70mm2(2/0) SI23-T3-132G-A 14~16 95mm2(3/0) SI23-T3-160G-A 14~16 95mm2(4/0) SI23-T3-185G-A 14~16 120mm2 SI23-T3-200G-A 14~16 150mm2 SI23-T3-220G-A 14~16 150mm2 SI23-T3-250G-A...

  • Page 19: Chapter 3 Keyboard Layout And Functions Specification

    SI23 Solar Pump VFD Manual Chapter 3 Keyboard layout and functions specification Keyboard Appearance ● Key Function ● Name Function Enter menu while standby or running. Presses this key to return while modify parameter. While standby or running, press for 1 sec to enter condition monitoring Menu key interface.

  • Page 20: Chapter 4 Fault Diagnosis And Solution

    SI23 Solar Pump VFD Manual Chapter 4 Fault Diagnosis and Solution This chapter describes the VFD fault, alerts, and operation of the failure on the VFD, the display information on VFD and countermeasures. Fault Information and Description in Detail Fault code...
  • Page 21 SI23 Solar Pump VFD Manual ●The startup operation is ●Remove the added load. performed on the rotating ●Select an AC drive of higher power motor class ●A sudden load is added during acceleration ●The AC drive model is of too small power class ●The output circuit is...
  • Page 22 SI23 Solar Pump VFD Manual ●Deceleration is too short ●Prolong acceleration time ●Short circuit of solar drive ●To check peripheral equipment System output or phase output short E.SC ●Ask to support abnormal circuit to ground ●Check the wiring layout, cable ●Module damage...
  • Page 23 SI23 Solar Pump VFD Manual ●Check 3-phase power supply and Input phase ●3-phase input power open E.iLF the phase loss phase ●Check 3-phase power supply wiring ●Check 3-phase output voltage and Output phase ●3-phase output power open E.oLF current loss phase ●Check wiring...
  • Page 24 SI23 Solar Pump VFD Manual Pump Over ●Check the pump load A.Old Current ●Current is higher than set ●Check F21.20/F21.21/F21.22 Protection settings ●Check the solar power Minimum Power A.LPr ●Output power is very low ●Check F21.23/F21.24/F21.25 Protection settings Water Fulfilled ●Water tank is fulfilled...

  • Page 25: Chapter 5 Parameters List

    SI23 Solar Pump VFD Manual Chapter 5 Parameters List This chapter just provides function parameter table. Specifications refer to SI23 technical manual. ● Environment setting Parameter Function Factory default Range of settings and definition Notes (address) Description (setting range) V/F SVC FVC...
  • Page 26 SI23 Solar Pump VFD Manual V/F SVC FVC The frequency converter sets the given source of the frequency. 0: Keyboard digital given frequency 1: Keyboard analog potentiometer given 2: Current/voltage analog AI given Frequency 3: Reserved F01.02(0x0102) reference source 4: Reserved (0～11)
  • Page 27 SI23 Solar Pump VFD Manual V/F SVC FVC 4.0kHz Carrier F01.40(0x0128) Used to set the switching frequency of the VFD (1.0kHz～ frequency IGBT. 16.0kHz)
  • Page 28 SI23 Solar Pump VFD Manual ● Motor Parameters Parameter Function Factory default Range of settings and definition Notes (address) Description (setting range) V/F SVC FVC Set the type of motor F02.00(0x0200) Motor type 0: Asynchronous motor (AM) (0～1) 1: Reserved V/F SVC FVC F02.01(0x0201)
  • Page 29 SI23 Solar Pump VFD Manual ● Vector Control Parameter Function Factory default Range of settings and definition Notes (address) Description (setting range) ASR (speed 10.00 F03.02(0x0302) loop)proportional Set the ASR (speed loop) proportional gain 1. (0.01～100.00) gain 1 ASR (speed 0.100s...
  • Page 30 SI23 Solar Pump VFD Manual ● I/O Terminals Parameter Function Factory default Range of settings and definition Notes (address) Description (setting range) Terminal X1 V/F SVC FVC F05.00(0x0500) function See the function of terminal X for details. (0～63) selection Terminal X2 V/F SVC FVC F05.01(0x0501)
  • Page 31 SI23 Solar Pump VFD Manual 6: Given torque 7: Output torque 8: PID given 9: PID feedback amount 10: Output power 11: Bus voltage 12: VS input value 13: AI input value 14: AS input value 15: PUL input value...
  • Page 32 SI23 Solar Pump VFD Manual Power failure V/F SVC FVC F07.06(0x0706) restart action 0: Invalid 1: Valid (0～1) selection V/F SVC FVC F07.10(0x070A) Stop mode 0: Deceleration stop 1: Free stop (0～1) ● Protection Parameters Parameter Function Factory default Range of settings and definition...
  • Page 33 SI23 Solar Pump VFD Manual V/F SVC 100.0% F10.18(0x0A12) undervoltage Set the response effect of undervoltage (0.0%～500.0%) suppression gain suppression. T3: 320 overvoltage V/F SVC S2: 190 point: 820V The lower limit voltage allowed by the set bus (T3: 300～400 (750～840)
  • Page 34 SI23 Solar Pump VFD Manual V/F SVC FVC Set the number of fault self-recovery that is Failure allowed to be performed. F10.50(0x0A32) self-recovery Note: A value of 0 indicates that the fault (0～10) self-recovery function is turned off; otherwise it indicates that the function is enabled.
  • Page 35 SI23 Solar Pump VFD Manual keyboard 00～63. LED "000" and "0000" digit: Monitoring parameter number Cxx.yy xx setting 00～07. V / F SVC LED "0" and "00" digit: Monitor parameter Parameter 4 number Cxx.yy YY setting showed up on 0011 F11.14(0x0B0E)
  • Page 36 SI23 Solar Pump VFD Manual 3: (N, 8, 2) no parity, Data bits: 8, Stop position: 2 4: (E, 8, 2) even parity, Data bits: 8, Stop position: 2 5: (O, 8, 2) odd parity, Data bits: 8, Stop position: 2 ●...
  • Page 37 SI23 Solar Pump VFD Manual ● Fault Monitor Signal level of Parameter code Function Description Content multi-function Notes (address) analog output C01.00 (0x2200) Fault type diagnostic information V/F SVC C01.01 (0x2201) Troubleshooting information V/F SVC C01.02 (0x2202) Fault operating frequency V/F SVC C01.03 (0x2203)
  • Page 38 SI23 Solar Pump VFD Manual Multi-speed terminal 4 Timer trigger terminal Hybrid input PID control canceled Timer clear terminal Dry run protection input Functional interpretation Functional interpretation Functional interpretation No output Lower limit frequency is reached Underload pre-alarm output 2...
  • Page 39 SI23 Solar Pump VFD Manual ● Photovoltaic Pump Special Parameters Function Factory default Parameter (address) Range of settings and definition Notes Description (setting range) LED0 Mode selection 0:Variable frequency control mode 1:CVT mode for solar 2:MPPT mode for solar LED00 Operation selection...
  • Page 40 SI23 Solar Pump VFD Manual Go to sleep mode F21.11(0x550B) 0V～1000V voltage Wake up restore F21.12(0x550C) 0V～1000V 400V voltage Sleeping stop restore F21.13(0x550D) 0.0s～3000.0s 10.0s waiting time Low speed protection F21.14(0x550E) 0.00Hz～300.00Hz 10.00Hz detect frequency Low speed F21.15(0x550F) 0.0s～3000.0s 10.0s...
  • Page 41 SI23 Solar Pump VFD Manual Water fulfilled detect F21.27(0x551B) 0.0s～3000.0s 10.0s time Water fulfilled restore F21.28(0x551C) 0.0s～3000.0s 10.0s time F21.29(0x551D) reserve DC current revise F21.30(0x551E) 0.00A～99.99A 0.01A offset DC current revise F21.31(0x551F) 0.0%～999.9% 100.0% proportion gain F21.32(0x5520) Power curve point 0 0.00kW～99.99kW...

  • Page 42: Function Code

    SI23 Solar Pump VFD Manual Sudden voltage F21.49(0x5531) 0.0%～20.0% 5.0% increase threshold F21.50(0x5532) Reserved F21.51(0x5533) Reserved F21.52(0x5534) Reserved LED0: Inermittent Operation Storage 0:None; 1:Storaged LED00:Stop Mode When Alarm F21.53(0x5535) Functional selection 0:Slow down 0000 1:Free stop LED000:Reserved LED0000:Reserved Times of Inermittent F21.54(0x5536)
  • Page 43 SI23 Solar Pump VFD Manual C04.10(0x250A) Output power 0.01kW Read only C04.11(0x250B) DC bus voltage 0.1V Read only C04.12(0x250C) Module temperature 1 0.1℃ Read only C04.13(0x250D) Status of MPPT Read only C04.14(0x250E) Solar Panel Operation Point 0.1% Read only C04.15(0x250F) Solar Panel Voc 0.1V...

  • Page 44: Chapter 6 Operation Guidance

    SI23 Solar Pump VFD Manual Chapter 6 Operation Guidance 6.1 Asynchronous Motor Pump Drive Operation Guidance 1) Wiring a. Confirmed the solar pump drive if matching with motor. b. Correctly connecting “+”“-” of solar panel to R, T wiring terminals. Otherwise it will cause VFD damage.

  • Page 45: Pv Water Pump Features

    SI23 Solar Pump VFD Manual b. Q:Well-lit conditions, the drive is in standby mode 0.00Hz. A:Check F21.01, observe what protection status is the drive in currently, check whether the parameters set is reasonable. c. Q:DC current is incorrectly displayed. A:Adjust F21.30, F21.31 for calibration.
  • Page 46 SI23 Solar Pump VFD Manual is the water overfill protection detection time and F21.28 is full water protection exit time, and X 3 terminal is defined as full solar water detection alarm, and X4 terminal is defined as full solar water detection alarm reset, the warning signal is shown as “A.Ful”.

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