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YASKAWA PVI 23 TL, Installation And Operation Manual

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YASKAWA PVI 23 TL Installation And Operation Manual Download Page 60

PVI 23TL, 28TL Installation and Operation Manual (Rev J) 

 

 

  

DOCR-070365-J 

 

Page 

59

 of 

66

 

13.6  Altitude Derating Curve 

 

 

Figure 13.3 – Derating at High Altitudes 

 

13.7  Internal Circuit Diagram 

The  basic  power  flow  within  the  PVI  23-28TL  series  of  inverters  is  below.  Note  that  the  GFDI 
circuit is not depicted. 
 

 

Figure 13.4 – Simplified Internal Circuit Diagram for PVI 23-28TL Series Inverters 

 
 
 
 
 
 
 
 
 
 

(2000m)          (4000m)

100%

70%

6562ft             13123ft

 

 

 

 

Three level 

inverter

N

PV1+
PV1+
PV1+
PV1+

DC  Switch

MPPT1

MPPT2

PV2+
PV2+
PV2+
PV2+

PV1+

PV1-

PV2+

PV2-

AC Output

PV FUSE

 

 

 

AFD

PV1-
PV1-
PV1-
PV1-

PV2-
PV2-
PV2-
PV2-

L1

L2

L3

PE

Po/Pn 

Summary of Contents for PVI 23 TL

Page 1: ...PVI 23TL PVI 28TL INSTALLATION AND OPERATION MANUAL Revision J Generation III SN Prefixes 101301 and 101302 2017 Yaskawa Solectria Solar...

Page 2: ...Rev J DOCR 070365 J Page 2 of 66 IMPORTANT REGISTRATION AND WARRANTY INFORMATION For warranty to become active this inverter must be registered To activate warranty and register inverter please visit...

Page 3: ...lectrical shock and to ensure the safe installation and operation of the inverter the following safety symbols are used to indicate dangerous conditions and important safety instructions WARNING This...

Page 4: ...pite careful construction electrical devices can cause fires Do not mount the inverter on flammable construction materials Do not mount the inverter in areas where highly flammable materials are store...

Page 5: ...nd Operation Manual Rev J DOCR 070365 J Page 5 of 66 noir avant de proc der au c blage Les capteurs PV expos s a la lumi re produisent du courant lectrique susceptible de cr er une situation de risque...

Page 6: ...er Knockouts 21 4 2 DC AC Grounding 22 5 0 DC Connections from the PV Array 23 5 1 DC Wiring 24 5 2 Dual Maximum Power Point Tracking 26 5 3 Fuse Bypass OPT FUSEBYPASS PVI 23 28 28 6 0 AC Connections...

Page 7: ...Specifications 57 13 4 Temperature Derating Curve 58 13 5 Power Derating Curve Out of MPPT Zone 58 13 6 Altitude Derating Curve 59 13 7 Internal Circuit Diagram 59 14 0 Accessory Options 60 14 1 Fuse...

Page 8: ...roduct protection functions such as Anti Islanding Protection DC Arc fault Circuit Interruption Protection Against Reverse Polarity Short Circuit Protection Monitoring DC Input Insulation Against Grou...

Page 9: ...amount of electrical power that the facility is using then no power is taken from or fed into the utility grid If the facility is using more power than the PV system is providing then the utility gri...

Page 10: ...connections Mounting Bracket Cooling Fans LED Indicators There are four LED indicators used to signal the operating status of the inverter LCD The LCD displays all measured values and parameters Contr...

Page 11: ...Assembly Bolt 8 Used for mounting bracket installation M6 16 Screw 6 Four are used to connect the main housing of the inverter to the wiring box 2 are spares M5 10 Screw 8 Six for mounting the inverte...

Page 12: ...PVI 23TL 28TL Installation and Operation Manual Rev J DOCR 070365 J Page 11 of 66 Figure 1 3 PVI 23 28TL Inverter Dimensions DC DISCONNECT...

Page 13: ...e Mounting Because the power electronics are within the rainproof enclosure the inverter can be mounted outdoors The maximum life for the inverter is achieved by mounting the unit in a clean dry and c...

Page 14: ...within the US The cooling air exhausts are at the right of the inverter As the air intake is on the left side of the inverter section of the unit there should be at least 12 inches of clear space at...

Page 15: ...rom pallet packaging Photos of the damage would also be helpful in documenting potential shipping damage If the unit is to be returned an RMA number must be obtained from Solectria Renewables prior to...

Page 16: ...tal angle as shown in Figure 3 1a and 31 b below The shade cover option must be purchased and installed for any installation angles of 75 or less Figure 3 1a Allowable Inverter Mounting WARNING Do not...

Page 17: ...m of 20 inches of space available between two adjacently mounted inverters A minimum of 12 inches from the left side and 12 inches from the top are needed for adequate access and cooling A distance of...

Page 18: ...ting Bracket Clearance Figure 3 3 Wall Mounting Clearance Requirements of Mounting Bracket 3 3 3 Pillar Mounting The minimum inverter mounting dimensions on a pillar are shown in Figure 3 4 below Figu...

Page 19: ...lable in accessory box 3 Secure the bracket to the wall using eight M8X25 bolts available in accessory box See Figure 3 5 Figure 3 6 Inverter Main Housing Mounting 4 Option 1 Lift mounting Attach both...

Page 20: ...ver plate on the bottom of main housing Figure 3 8 Remove Cover of Wiring Box 7 Using a 2 Philips screw driver remove cover of wiring box and keep the cover it can be re secured later onto the enclosu...

Page 21: ...cket using a 2 Philips screwdriver and six M5 10 bolts available in accessory box Torque 14in lbs Figure 3 11 Attaching the Cover Board 10 The previously removed cover box can be reattached to the lef...

Page 22: ...the electrical wiring box Adding additional knockouts will void the inverters warranty 5 4in 10 1in 14 8in 377mm 18 7in 475mm 19 1in 485mm 20 7in 525mm 137mm 257mm DC INPUT AC OUTPUT COMM PORT 1 2 3 4...

Page 23: ...l ground point Torque 14in lbs The stud and external ground can accept a single copper conductor ranging from 8 10AWG DC equipment ground AC equipment ground Removing Replacing the Wire Box Cover 1 Us...

Page 24: ...n WARNING All electrical wiring must be done by electrically qualified personnel in accordance to local and national electrical code WARNING Remove all fuses Before connecting the DC conductors of the...

Page 25: ...eet local codes NOTE Always connect an equal number of wires to PV1 and PV2 connectors for dual MPPT zone operation If an odd number of connections are required we recommend setting the inverter to si...

Page 26: ...biner Box 4AWG 12A 1000V for PVI 23 28TL 30in lbs PV Fuse 7 Inputs Standard use of Integrated String Combiner Box 4AWG 15A 1000V for PVI 23 28TL 30in lbs PV Fuse 6 Inputs Standard use of Integrated St...

Page 27: ...Two MPPTs Combined to Operate as One The second option is two MPP Trackers that operate separately which can be very helpful for sites with shading However this also means that one must consider thes...

Page 28: ...nd AC output When calculating DC AC ratio sizing perform calculations on the zone level unless you intend to combine MPPTs 5 2 1 Setting the Inverter to Operate with Two Independent MPPTs The two MPPT...

Page 29: ...g at first so contact Solectria Renewables at support solectria com if you have further questions 5 3 Fuse Bypass OPT FUSEBYPASS PVI 23 28 Fuse bypass is an option for customers that are interested in...

Page 30: ...eration Manual Rev J DOCR 070365 J Page 29 of 66 DC Inputs MPPT Zones Proper Wiring S401 Switch Wire 2 Inputs 2 Independent MPPT Zones IND 2 4 AWG 1 Input 1 Combined MPPT Zone PAR 2AWG Table 5 2 Inter...

Page 31: ...derating voltage drop and other considerations may dictate that larger than minimum wire sizes be used Verify that wire size choices meet local codes and are properly sized to reduce voltage drop Inve...

Page 32: ...atibility 4 Wire WYE 3 phase Neutral GND Compatible with 23TL Compatible with 28TL Other Configurations All other configurations not mentioned in this document such as Corner Grounded Delta Not compat...

Page 33: ...ev J DOCR 070365 J Page 32 of 66 7 0 Communication Connections The PVI 23 28TL inverters support industry standard Modbus RS 485 communications PAR IND S401 S402 ON OFF S403 Figure 7 1 Communication L...

Page 34: ...7 3 Dry contact communication for more details 2 P207 USB port Reserved for factory use 3 P204 Not Used 4 P203 Not Used 5 P208 Modbus RS 485 connector 1 NC 2 NC 3 RS 485 4 RS 485 5 NC 6 S403 Not Used...

Page 35: ...erters is limited to a maximum length of 1600 ft 500m Care must be taken when daisy chaining the inverters as shown above utilizing a Shielded Twisted Pair Modbus cable such as Belden 9841 The shield...

Page 36: ...the right should be used instead Connecting External DAS Modbus RS 485 Network to the PVI 23 28TLInverter Warning Risk of Electric Shock Make sure all DC and AC power to the unit has been disconnected...

Page 37: ...e switch to the ON position in any other inverters in the daisy chain S402 Selector switch for the 120 RS 485 termination resistor 1 Disable the Modbus RS 485 bus termination Factory default 2 Enable...

Page 38: ...odbus RS 485 cable connection where the Modbus daisy chain ends Notice how the cable shield is not landed inside the inverter The Modbus termination switch S402 is in the on position 5 IMPORTANT The c...

Page 39: ...position or down towards the Phoenix connector when the inverter is in the middle of the daisy chain Warning Risk of Electric Shock Make sure all shield wires are properly secured and insulated to pr...

Page 40: ...3PTL OUTDOOR includes the SolrenView data logger which comes in an outdoor rated enclosure The SolrenView logger is used to connect the TL inverters to the Solectria SolrenView web based monitoring si...

Page 41: ...ication Port The voltage and current rating of the dry contact shown in the following table must not be exceeded under any circumstances Table 7 2 Dry Contact Rating Voltage Current AC Maximum 277 V M...

Page 42: ...ibution grid Dry Contact Communication Cable Connection Warning If the unit is running turn off both disconnects and wait 5 minutes before performing any work a Remove the plugs from holes for suitabl...

Page 43: ...ue Cable type Double layer insulated cable D Outer diameter 4 5 mm 6 mm A Cross section area of conductor 0 2 mm 0 75 mm L1 Length of stripped outer wire skin Maximum 15mm L2 Length of stripped inner...

Page 44: ...PVI 23TL 28TL Installation and Operation Manual Rev J DOCR 070365 J Page 43 of 66 Plug the cable terminal into the P205 connector Figure 7 13 Dry Contact Communication Cable Connection...

Page 45: ...s NOTE With the PV modules connected and inverter disconnect switches still off perform a final check of the PV voltage and polarity once more using a digital volt meter and probing the positive and n...

Page 46: ...of the inverter provide valuable operating information 9 1 LCD POWER RUN GRID FAULT Figure 9 1 LCD The four touch keys below are available to help the customer scroll through the information Table 9 1...

Page 47: ...is not producing power 1 Verify that there is no Snow on the array 2 Check if Error light is on or flashing if so skip to Section 10 GRID Light on AC voltage is available at the inverter No need Stan...

Page 48: ...ayT 12 1 h Uab 400 2V Ubc 400 9V Uca 399 7V Freq 60 0Hz Ia 13 9A Ib 14 1A Ic 13 1A Tmod 78 2C Tamb 50 C Upv 1 360 0V Ipv1 14 7A Upv 2 360 4V Ipv2 14 3A Sac 17KVA Pac 16 7kW Table 9 3 Operation Informa...

Page 49: ...ch may be modified with the keypad Use the and buttons to scroll UP and DOWN through the list Pressing will take the screen back to the Start Menu The following information can be found in the menu 1...

Page 50: ...14 English EnglishVer 5 Commun 6 OtherCmd 7 NetConfig ARCOption ARCFaultClear DHCP Enable Disable StaticIP IPAddr 10 122 1 123 SubMask 255 255 255 0 GateWay 10 122 1 254 DNSSer 10 122 0 1 MPPTOption M...

Page 51: ...N UP DOWN then ENT NOTE It is often common at sites with High AC voltage above 1 05p u that the Utility would like to modify the power factor to reduce the voltage at the point of common coupling This...

Page 52: ...r s internal communication failure 1 Poor connection of the inverter s internal communication connector 1 Observe for 5min and see whether the alarm is cleared automatically 2 Switch off the inverter...

Page 53: ...the Arc board Protection 2 OverTemp Ambient temperature or temperature inside inverter is too high 1 Ambient temperature outside the inverter is too high 1 Confirm that external ambient temperature is...

Page 54: ...erter back on 4 If error does not clear contact Solectria Customer Service Protection 6 PV1 2 Reverse DC inputs connected with incorrect polarities 1 PV positive pole and negative pole are connected i...

Page 55: ...ustomer Service Protection 10 Arc Protect Inverter shuts down due to a possible Arc fault concern 1 An internal Arc fault occurred on the DC side 1 Have qualified Electrical Personnel inspect wiring s...

Page 56: ...or loose or untightened cables follow torque and safety instructions in the manual 6 Check for cable damage especially whether the cable surface is scratched or smooth Repair or replace the cables if...

Page 57: ...signed to work with the range of AC voltages for a three phase service defined by IEEE 1547 2003 and ANSI C84 1 PVI 23TL PVI 28TL Unit Nominal Output Voltage 480 480 VAC Operating AC Voltage Range 88...

Page 58: ...er MPPT 58 Amps Maximum Short Circuit Current 41 per MPPT 82 48 per MPPT 96 Amps Table 13 3 DC Input Specifications 13 3 Other Specifications Integrated String Combiner Option 8 String Inputs 12 15 A...

Page 59: ...and derates linearly until 60 C where it shuts down to protect itself Po Pn Tamb 45 60 100 80 60 40 20 113 140 55 Figure 13 1 Temperature Derating Curve 13 5 Power Derating Curve Out of MPPT Zone Fig...

Page 60: ...c power flow within the PVI 23 28TL series of inverters is below Note that the GFDI circuit is not depicted Figure 13 4 Simplified Internal Circuit Diagram for PVI 23 28TL Series Inverters 2000m 4000m...

Page 61: ...low the inverter to support a wide range of real life applications 14 1 Fuse Bypass OPT FUSEBYPASS PVI 23 28 as discussed in Section 5 3 allows customers to combine the DC inputs outside the inverter...

Page 62: ...eratures while reducing thermal gain on the inverter and increasing energy production PVEL now part of BEW DNV Kema performed field testing of the shade cover temperature effects of the inverter case...

Page 63: ...28TL Installation and Operation Manual Rev J DOCR 070365 J Page 62 of 66 14 3 1 Installation instructions for OPT SHADECOVER PVI 23 28TL Install bottom bracket as shown Screws M6x18 4 pcs Torque to 2...

Page 64: ...PVI 23 28TL is a tamper resistant cover for the AC and DC disconnects It is recommended for customers that have inverters in public places so the disconnects cannot be turned while the inverter is run...

Page 65: ...inverters datasheet Appendix B String Sizing Tool http solectria com support string sizing tool Appendix C Contact Information Yaskawa Solectria Solar 360 Merrimack Street Building 9 Floor 2 Lawrence...

Page 66: ...PVI 23TL 28TL Installation and Operation Manual Rev J DOCR 070365 J Page 65 of 66 Appendix E UL 1741 UL 1699B IEEE 1547 CSA 22 2 107 1 Authorization to Mark...

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