CanadianSolar CSI-125KTL-GS-E Page 38 Installation And Operation Manual Download

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10. Appendices

Figure 10.1

Comments:

A thermal sensor inside the inverter is calibrated to determine ambient temperature. All

inverters will begin a sloped derate at 50C ending at 50% output power at 60C.

Temperatures above 60C and below -25C will derate to 0% output power.

100%

50%

（℃）

（%）

-25

Figure 10.2 Inverter output power by input voltage

P(%)

100%

50%

860

1300

1500

1450

Input Voltage(V)

.73.

.72.

Parts

Torque

Cover screws

1.5-1.7 ft-lbs

Ground screws (Cover)

4.4-5.9 ft-lbs

AC terminals

7.4-14.6 ft-lbs

Ground screws (Invernal)

7.4-8.9 ft-lbs

Summary of Contents for CSI-125KTL-GS-E

Page 1: ...e actual products in case of any discrepancies in this user manual CSI Solar Co Ltd 199 Lushan Road SND Suzhou Jiangsu China 215129 P 1 519 837 1881 F 1 519 837 2550 Sales Inquiries Email info csisolar com Customer Support Email service ca csisolar com This manual is subject to change without prior notiﬁcation Copyright is reserved Duplication of any part of this issue is prohibited without writte...

Page 2: ...equipment has supplied The customer is fully liable for any modifications made to the system therefore any hardware or software modification manipulation or alteration not expressly approved by the manufacturer shall result in the immediate cancellation of the warranty Given the countless possible system configurations and installation environments it is essential to verify adherence to the follow...

Page 3: ...3 4 2 Connect PV side of inverter 23 3 4 3 Connect grid side of inverter 4 Communication Monitoring 6 5 1 Set Time 6 5 2 Set Address 6 6 Advanced Info Technicians Only 6 6 1 Alarm Message 6 6 2 Running Message 6 6 3 Version 6 6 4 Daily Energy 6 6 5 Monthly Energy 6 6 6 Yearly Energy 6 6 7 Daily Records 6 6 8 Communication Data 6 6 9 Warning Message 6 7 Advanced Settings Technicians Only 6 7 1 Sele...

Page 4: ...the parts listed below are included 3 4 5 1 5 2 5 3 6 Fastening screw 2 DC connector Hexagon bolt Hexagonal nut Washer User manual 20 4 4 4 1 1 2 3 4 6 5 4 Canadian Solar Three phase Inverters covert DC power from the photovoltaic PV array into alternating current AC power that can satisfy local loads as well as feed the power distribution grid This manual covers the three phase inverter model lis...

Page 5: ...x to repackage the inverter seal with adhesive tape with the desiccant inside the box Store the inverter in a clean and dry place free of dust and dirt The storage temperature must be between 40 and 158 F 40 70C and humidity should be between 0 to 100 non condensing Do not stack more than two 2 inverters high on a single pallet Do not stack more than 2 pallets high Keep the box es away from corros...

Page 6: ...meet relevant codes and standards the Canadian Solar three phase inverter line is equipped with protective circuitry and controls Anti Islanding Protection Islanding is a condition where the inverter continues to produce power even when the grid is not present Circuitry along with firmware has been designed to determine if the grid is present by adjusting the output frequency of the inverter In th...

Page 7: ...lity of the electricity supply the sound level from the inverter can be quite high 3 2 Product handling Figure 3 3 Handles used to move the inverter shown circled in red 3 1 2 4 Air circulation Do not install in small closed rooms where air cannot freely circulate To prevent overheating always ensure that the air flow around the inverter is not blocked Please review the instruction below for handl...

Page 8: ...mount the inverter are listed below 1 Refer to Figure 3 6 drill holes for mounting screws based on the hole diameter of bracket using a precision drill keeping the drill perpendicular to the wall Max depth is 90mm 2 Make sure the bracket is horizontal And the mounting holes in Figure 3 6 are marked correctly Drill the holes into wall at your marks 3 3 1 Wall mounting 3 Use the suitable mounting sc...

Page 9: ...ngle Please install the inverter vertically If the inverter cannot be mounted vertically it may be tilted backward to 15 degrees from vertical The steps to mounted to the rack are listed below 3 Install mounting plate 1 Remove the bracket and fasteners from the packaging Mark the position for hole drilling according to the hole positions of the bracket Vertical 15 Backward Figure 3 9 Correct insta...

Page 10: ...ls located the bottom of the inverter are described below in table 3 1 All electrical connections are suitable for local or national standard The electrical connection of the inverter must follow the steps listed below 1 Switch the Grid Supply Main Switch AC OFF 2 Switch the DC Isolator OFF 3 Connect the inverter to the grid 4 Assemble PV connector and connect to the Inverter Table 3 1 Electrical ...

Page 11: ...e Figure 3 16 3 4 1 Grounding 2 Prepare OT terminals M10 To effectively protect the inverter two grounding methods must be performed Connect the AC grounding cable Please refer to section 3 4 3 Connect the external grounding terminal 1 Prepare the grounding cable recommend to use the outdoor copper core cable The grounding wire should be at least half size of the hot wires To connect the grounding...

Page 12: ...ge of DC input with multimeter verify DC input cable polarity see figure 3 22 and ensure each string voltage is in range of inverter operation Connect DC connector with inverter until hearing a slight clicking sound indicating successful connection see figure 3 23 Figure 3 18 Disassemble the Connector Cap nut Figure 3 19 Insert the Wire into the Connector Cap nut and contact pin Requirements for t...

Page 13: ...perating range of the inverter is specified in Section 9 Specifications 3 4 2 1 DC connection high voltage danger notice CAUTION RISK OF ELECTRIC SHOCK Do not touch an energized DC conductor There are high voltages present when PV modules are exposed to light causing a risk of death due to an electric shock from touching a DC conductor Only connect the DC cables from the PV module to the inverter ...

Page 14: ...ls are listed as follows 3 Installation 2 Strip the insulation of the wire past the cable crimping area of the OT terminal then use a hydraulic crimp tool to crimp the terminal The crimped portion of the terminal must be insulated with heat shrinkable tube or insulating tape NOTE If chosing aluminum alloy cable you must use copper aluminum transfer terminal in order to avoid direct contact between...

Page 15: ...connection See figure 4 2 CAT 5E outdoor rated cable outer diameter 9mm internal resistance 1 5Ω 10m and shielded RJ45 connectors are recommended 4 1 RS485 communication 485 IN 485 OUT Figure 4 2 RJ45 port Ethernet IN Ethernet OUT Figure 4 3 Strip the insulation layer and connect to RJ45 plug Correspondence between the cables and the stitches of plug Pin 1 white and orange Pin 2 orange Pin 3 white...

Page 16: ...ter communication through ethernet as shown below Address 01 Address 01 Address 01 NOTE Laptop is required for onsite Ethernet communication commissioning If the router doesn t support automatic IP address use an Ethernet cable to connect the module and your laptop Change the Laptop s IP address as 10 10 100 253 and then Use the web browser to enter 10 10 100 254 and define your own IP address as ...

Page 17: ...tes abnormal network issue D1 and D2 both OFF with D3 ON indicates the module is initializing D2 Red LED Indicator between module and server Constantly ON indicates normal connection Blinking indicates it is trying to connect OFF indicates connection failed Constantly ON but blinking sometimes indicates it is transferring data between the server D3 Green LED Module power light Constantly ON indica...

Page 18: ...are used worldwide and feature preset standards for operating on any grid Although the grid standard is set at the factory it is essential the grid standard be verified for the country of installation before commissioning The menu for changing the grid standard or for creating a custom standard is accessible as described in Section 6 7 and below WARNING Failure to set the correct grid standard cou...

Page 19: ...onnect the strings if a leakage to ground has been detected Improper operation and damage to the inverter may result Once all DC tests have been completed close the fuse holders Measure leakage to ground to check for a DC ground fault 5 Commissioning 5 4 Preliminary checks Verify DC connections 1 Lightly tug on each DC cable to ensure it is fully captured in the terminal 2 Visually check for any s...

Page 20: ...n start up and operating ranges the inverter will turn on After turn on the inverter will check internal parameters sense and monitor AC voltage hertz rate and the stability of the supply grid During this period the green OPERATION LED will flash and the LCD screen will show INITIALIZING This tells the operator that the inverter is preparing to generate AC power 5 After the locally mandated delay ...

Page 21: ...er App_Power Shows the apparent power of the inverter Work Mode Volt watt DRM NO 08 10 sec 10 sec Work Mode Shows current working mode DRM NO Shows DRM Number I_DC01 Shows input 01 current value I_DC02 Shows input 02 current value I_DC20 Shows input 20 current value VPV_Total 1000 0V IPV_Total 99 0A V_A 345 7V I_ A 109 0A V_C 345 0V I_ C 109 8A In normal operation LCD screen alternatively shows in...

Page 22: ...100 manually by pressing the UP DOWN keys Press the ESC key to return to the previous menu Alm000 OV G V T 00 00 00 00 D 0000 Figure 6 6 Alarm Message The following submenus are displayed when the Settings menu is selected 1 Set Time 2 Set Address 6 5 Settings 6 5 1 Set Time This function allows time and date setting When this function is selected the LCD will display a screen as shown in Figure 6...

Page 23: ...he screen shows history of changing settings Only for maintance personel 6 6 3 Version The screen shows the model version of the inverter And the screen will show the software ver by pressing the UP and DOWN at the same time see Figure 6 7 6 6 4 Daily Energy The function is for checking the energy generation for selected day Figure 6 8 Select date for daily energy YES ENT NO ESC Select 2019 01 01 ...

Page 24: ...V 415 1S V 415 0 16S 207 V 304 2S V 207 0 16S 60 5Hz F 62Hz 2S F 2Hz 6 0 16S 57Hz F 59 5Hz 2S 57Hz F 0 16S 600V Rated L L 6 7 Advanced Settings Technicians Only NOTE To access to this area is for fully qualified and accredited technicians only Please follow 6 4 to enter password to access this menu 6 7 1 Selecting Standard This function is used to select the grid s reference standard see Figure 6 ...

Page 25: ...urn to the previous menu 6 7 7 Special Settings This function is applicable by maintenance personnel only wrong operation will prevent the inverter from reaching maximum power 6 7 2 Grid ON OFF This function is used to start up or stop the power generation of Canadian Solar Three Phase Inverter see Figure 6 18 Grid ON Grid OFF Figure 6 18 Set Grid ON OFF Screens can be scrolled manually by pressin...

Page 26: ...9V V4 346 415V Default 381V Figure 6 22 Volt VAR Voltage1 303V Voltage2 340V 1 NULL Description Inverter is not under any working mode 6 Normal operation 6 Normal operation 49 48 6 7 8 STD Mode Settings 1 Working Mode Set 2 Power Rate Limit 3 Freq Derate Set 4 10mins Voltage Set 5 Power Priority 6 Initial Settings 7 Voltage PCC Set Selecting STD Mode Settings displays the sub menu shown below This...

Page 27: ...ctor Setting Range 0 8 to 0 8 Default value is PF 1 5 Reac power Not Required Description Inverter will generate reactive power based on changing output power Note This Setting is NOT required by UL1741SA Standards This function is for maintenance personnel only wrong operation will prevent the inverter from reaching maximum power 6 P factor Not Required Description Inverter will change power fact...

Page 28: ...ing Range 0 8 to 0 8 Default value is PF 1 6 Normal operation 6 Normal operation 53 52 Canadian Solar inverters have Ten working modes 1 NULL 2 Volt watt 3 Volt Var 4 Fixed PF 5 Reac power 6 Power PF 7 VgWatt UL 6 7 8 1 2 With Rule21 Standard selected NOTE The other three working mode P1 V Watt P1 V Var and P1 V P V Q are NOT applicable for settings Based on Rule21 working mode 1 2 3 4 can be used...

Page 29: ...o check the Volt watt and Volt var priority simply enter the working modes V Q V P indicates Volt Var First V P V Q indicates Volt Watt First 6 Normal operation 6 Normal operation 55 54 5 Reac power Not Required Description Inverter will generate reactive power based on changing output power Note This Setting is NOT required by Rule21 Standards This function is for maintenance personnel only wrong...

Page 30: ...set the scope 61 64Hz the default setting 62Hz Press the Enter key to select the mode or frequency Press Up Down to set Press ESC to save the settings Figure 6 36 Freq Watt characteristic f min f nom f start f max f stop 100 of Available Power 0 Grid Frequency 6 7 8 3 Freq Derate Set There are 5 derate modes in this menu When operating under standard UL 1741 limits modes 00 to 03 are disabled Mode...

Page 31: ...hing maximum power 6 7 8 5 Power Priority Figure 6 39 Power Priority This setting is used to set the priority between Active Power Control Watt and Reactive Power Control Var YES ENT NO ESC Select Var First Two options are available Watt First and Var First This function is for maintenance personnel only wrong operation will prevent the inverter from reaching maximum power 6 7 8 6 Initial Settings...

Page 32: ...nu This setting is used for grid operators do not change this setting unless specifically instructed to This function is used to calibrate inverter output energy and voltage It will not impact the energy count for inverter with RGM Two sections are included Power Parameter and Voltage Parameter YES ENT NO ESC Power para 1 000 6 7 12 Debug Parameter 6 7 13 FAN Test This section is applicable to mai...

Page 33: ...airing information and the red light is on The Anti PID function is always ON when AC is applied If maintenance is required and turn off the AC switch can disable the Anti PID function Figure 7 1 PID U V W V GND PV PV CSI 125KTL GS E WARNING The PID function is automatic When the DC bus voltage is lower than 260Vdc the PID module will start creating 650 Vdc between PV and ground No need any contro...

Page 34: ...itch to OFF position 4 Wait for 15 minutes at least 5 Remove the 4 screws on the fan plate and pull out the fan assembly slowly 6 Disconnect the fan connector carefully and take out the fan NOTE If you need to maintain the inverter at night please turn off the AC switch first then turn off the DC switch and wait 5 minutes before you do other operations If the fuse is blown it is necessary to repla...

Page 35: ...tep to clearing alarms as listed in Table 9 is to reset the inverter To reset the inverter turn off the inverter refer to Section 6 2 and wait for five 5 minutes before restarting it refer to Section 6 1 If the failure persists please first contact your local distributor and then Canadian Solar Support Service If you need to contact Support Service at Canadian solar North South Central America Can...

Page 36: ...C and AC voltages Compare with LCD Replace Inverter Internal damage Wire came loose during shipping 69 68 Alarms Cause Solution Input voltage low missing Polarity reversed Main board damaged No Information Blank Screen Test DC switch OFF Check PV connections Check polarity Check voltage 860V Test DC Switch ON Check voltage 860V If DC voltage is 0 replace inverter Initializing Inverter stuck in thi...

Page 37: ...tion Inverter detects grid instability internal fault current high GRID INTF Grid unstable Test With DC Switch OFF Measure AC voltage Test AC line for THD Test With DC Switch ON Test AC line for THD Multiple inverters turn one off Impedance matching adjustment or box Internal damage Wire came loose in shipping INI PRO Initialization Protection Master and Slave DSP have different values Reset Inver...

Page 38: ...C ending at 50 output power at 60C Temperatures above 60C and below 25C will derate to 0 output power 100 50 0 50 60 T P 25 Figure 10 2 Inverter output power by input voltage P 100 50 860 1300 1500 1450 Input Voltage V 73 72 Parts Torque Cover screws 1 5 1 7 ft lbs Ground screws Cover 4 4 5 9 ft lbs AC terminals 7 4 14 6 ft lbs Ground screws Invernal 7 4 8 9 ft lbs ...

Page 39: ... mounting bracket and ensure it is irmly attached Ensure the inverter has proper clearances and are properly ventilated Completed 5 Serial number Record the product serial numbers located on the side label Serial Numbers attached list 6 Solar modules Conirm PV module installation completion Record the total power of the PV modules Completed Record kWp in Notes 7 DC input and AC output connection S...

Page 40: ...itch to Standby mode 2 Switch on the AC switch The Grid faults will clear automatically In Standby mode the Power LED is solid green the Run LED is oﬀ the Grid LED is solid green and the Fault LED is oﬀ Completed Record LEDs status in Notes CSI xx KTL GS 1 Switch the grid supply main Switch AC ON irst 2 Switch the DC switch ON If the voltages of PV arrays are higher than start up voltage the inver...

Page 41: ...rid connection record power output of inverter Completed Record power in Notes 5 Date Time setting Set the current date and time using the front panel interface Completed Record current date time in Notes 6 Communication setting if avail Set communication with a unique address for each inverter Completed Record address in Notes 7 Machine version For maintenance and reference please record the irmw...

Page 42: ...lt Output power Input DC voltage Insulation limit K PV start up voltage Grid V Max V Min Frequency Max Min Reactive compensation PF Coniguration MPPT Individual MPPT Parallel Monitoring RS485 Ethernet Monitoring equipment and supplier PV module manufacturer PV model DC cable size AC cable size Transformer ratings supplier Number of series connected modules in PV strings Number of PV strings in par...

Page 43: ...rter site selection and installation 3 PHASE STRING INVERTERS KTL SERIES CSIF ST 016 A 0 INSTALLER S NAME INSTALLER S SIGNATURE COMPANY DATE Inverter serial numbers 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 Please return completed form to inverter register canadiansolar com www canadiansolar com 83 82 ...

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