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Sunways NT 2600, User Manual

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154

Designation

Grid impedance

P

NDC

P

NAC

PT

PV

PV generator switch

U

NDC

Description

AC resistance of grid, impedance

DC and AC rated power: 

Power which the inverters can permanently consume 

(DC) or emit (AC).

Temperature sensor

Photovoltaic

DC load break switch to cut off the PV generator from 

the solar inverter

Voltage: specifies the normal operating voltage at which 

the solar inverter is operated

Summary of Contents for NT 2600

Page 1: ...200 MANUAL User Manual for Sunways Solar Inverters NT 6000 NT 5000 NT 4000 and NT 2600 New Version 850 V...

Page 2: ...SOLAR INVERTERS User Manual for Sunways Solar Inverters NT 6000 NT 5000 NT 4000 and NT 2600...

Page 3: ...95 96 97 98 100 101 102 103 105 106 107 89 General safety information Opening the unit Scope of supply Inspecting the delivery Integration into the PV system Design of the PV generator Standard compo...

Page 4: ...7 139 143 90 PV generator connection Important Information Communication connections Connection of the alarm relay Connecting the sensors Switching the solar inverter on and off Configurations Display...

Page 5: ...150 153 155 158 160 164 166 170 91 Warranty terms and conditions Designation and description Functional principle and explanations Block diagram of the Solar Inverter in the PV system Technical data...

Page 6: ...1 0 General information 92...

Page 7: ...ical or electrical components are defective Before commissioning the system we strongly advise you to carefully read and heed the instructions Non compliance can have serious consequences for exam ple...

Page 8: ...es to conduct a hazardous voltage internally and at the connection sockets for ca five minutes after disconnec ting from the PV generator The energy storage capacitors are only fully discharged after...

Page 9: ...hough our products are carefully packed in recyclable packing transportation damages can still occur These are generally the transport compa ny s responsibility Please inspect the delivered solar inve...

Page 10: ...ur system Pay attention to the skyward alignment of the modules You will obtain maxi mum yield in Central Europe with a module inclination of 30 to the hori zontal and a direct southerly alignment of...

Page 11: ...V PV 1 2 4 GRID PV generator switch Designed as DC load break cut out to cut off the PV generator from the solar inverter Dimensioning min 900 V 16 A Grid connection 3 phase Feed in 1 phase grid monit...

Page 12: ...id voltage 10 minute average value 10 UNOM Fault 15 98 In the event of a fault the conversion is blocked immediately and the grid relay is isolated An alarm relay with floating output is activated not...

Page 13: ...200 2 0 Information on installation 99...

Page 14: ...nutes after isolation from the PV generator and the grid The energy storage capacitors are only fully discharged after this period After disconnecting the solar inverter from the grid and PV generator...

Page 15: ...em from the power grid by opening the grid breaker main fuse and open the DC switch on the PV generator in order to exclude the danger of electric shocks Use a soft dry cloth to clean the system Never...

Page 16: ...the fixed voltage level The optimal fixed voltage level is dependent on your PV generator model The fixed voltage can be set with the S100 slide switch on the control board At the factory the switch i...

Page 17: ...nways Solar Inverters in different countries You can make the relevant setting with DIP switch S300 beneath the display panel Country Germany Spain modification Disconnect interval after power failure...

Page 18: ...alled by a trained qualified electrician A special tool is necessary for installation Please read this chapter very carefully 150 mm Cool air Warm air 300 mm 300 mm 150 mm Fig Minimum distances that m...

Page 19: ...gularly freed from dust deposits Requirements on the place of installation Mechanical bearing capacity During installation please bear in mind that the solar inverter weighs 26 kg The installation bas...

Page 20: ...can be led through The unit may only be ope ned by a qualified electrician The cabinet cover must first be released and removed The SUB D connector for the RS 232 con nection is located on the bottom...

Page 21: ...5000 and NT 4000 and a 3 x 16 A safety cutout for device NT 2600 as grid protection element in the grid feed in direction No consumption units must be connected to the feed line from the solar inverte...

Page 22: ...inal during feed in If the terminal voltage exceeds the per missible value the solar inverter is dis con nected from the grid In the case of poorly designed electric grids and high PV output this can...

Page 23: ...at the inverter is appro ved for the maximum PV generator vol tage To achieve the necessary protection against hazardous contact voltage during the installation of PV systems the positi ve and negativ...

Page 24: ...y The Tyco Solarlok con nectors are designed for a cable cross section of 4 mm2 and must be crimped see chapter 4 2 Tyco Solarlok connec tion Connect the two right DC female connec tors with the two l...

Page 25: ...he terminals Note chapter 2 1 Safety information The DC voltage can be up to 850 V The unit may only be opened by a qualified electrician Always disconnect the PV generator side first by opening the P...

Page 26: ...on interfaces are available RS 232 and RS 485 The standard communication interface is the RS 232 interface which is installed in all current PCs and notebooks This inter face allows you to establish c...

Page 27: ...ewdriver Press the orange terminal The terminal will open Insert the cable stripped to a minimum of 11 mm into the respective terminal hole Release the screwdriver The cable is fixed in the connection...

Page 28: ...eral solar inverters the individual relays can be parallel connected and connected via a joint signal light Connection Remove the housing of the solar inverter before connecting the status signal rela...

Page 29: ...er press the orange terminal The terminal will open Insert the minimum 11 mm stripped cable into the respective terminal hole Loosen the screw driver The cable is fixed in the connection Once again ch...

Page 30: ...ator such as e g shading or failure of solar cells can be detected For demonstration purposes the irradia tion sensor and the corresponding data can be used to show how a PV system functions In conjun...

Page 31: ...l Solar Positive supply 5V V Supply GND V Using a small screwdriver press the orange terminal The terminal will open Insert the cable stripped to a minimum of 11 mm into the respective terminal hole L...

Page 32: ...not configured Switching the solar inverter on and off Switching on When the solar inverter is mechanically installed and connected to the electrical cables the unit can be commissioned as follows Swi...

Page 33: ...ected e g removal from the PV system reconfigured or extended the cabinet cover must be removed Note chapter 2 1 Safety information Open the main switch for the PV DC voltage and the mains fuse as des...

Page 34: ...ollow the instructions below Direct configuration of the solar inverter occurs in operation Please note that the unit is under DC voltage for configurations via the keys Danger to life Please observe...

Page 35: ...net cover to carry out the configuration The following settings can be performed using the illustrated keys Address of the solar inverter address 1 is stored in the memory at the factory In the case o...

Page 36: ...rial to press the keys e g a plastic rod Avoid direct contact with the printed circuit board so that the electronics cannot be damaged by electro static charging Starting from the current display on t...

Page 37: ...LANGUAGE SOFTWARE VERSION ENGLISH GERMAN ITALIAN FRENCH SPANISH A B LCD CONTRAST CONTRAST A B TOTAL POWER OFFSET kWh A B INCREMENT 100 OR 1 D D D D D D C A B A B A B 123...

Page 38: ...3 0 Information on operation 124...

Page 39: ...power of the solar inverter The bottom line 2 outputs operating data The data can be displayed in the German English French Spanish or Italian language if the optional irradiation sensor with integra...

Page 40: ...verwritten 15 minute values for AC current DC and AC voltages irradiation and temperature 500 times storage of 15 minute average values in the recirculating storage stora ge depth ten days on average...

Page 41: ...he RS 232 and RS 485 interfaces as stan dard In the case of larger distances bet ween PV system and PC the data can also be transferred via a modem We recom mend using two external analogue modems mad...

Page 42: ...software Connect the powered remote modem to the PC via the COM port Use the inter face cable provided with the modem for this purpose Start the Sunways NT Monitor and set Acer Modem under the Setting...

Page 43: ...rface on the bottom of the device Jumper JP400 open Connection and circuitry options 1 An individual solar inverter can be read out using this connection unless the distance from the PC exceeds a dist...

Page 44: ...r Jumper JP400 open 2 For installation of the remote inquiry of an individual solar inverter the RS 232 signal can be conducted directly from the solar inverter to the remote modem via the SUB D conne...

Page 45: ...solar inverter that is furthest away from the interface converter It must be open for all other solar inverters Stripped length 11 mm Jumper JP400 see above 3 Up to 99 solar inverters can be connec t...

Page 46: ...inverter at the other termi nal The RS 485 signal is led out of the last solar inverter in the series into the interface converter using the following configuration RS 485 to DATA and RS 485 to DATA T...

Page 47: ...o the remote inquiry then the individual inverters are connected together by means of the RS 485 signal as when reading out several units locally This signal is converted by the interface converter in...

Page 48: ...to PC 9 pole 1 2 3 4 5 6 7 8 9 5 4 3 2 1 9 8 7 6 Cable type 2 Provided in the scope of supply of the Acer modem Connector to modem 9 pole 1 2 3 4 5 6 7 8 9 5 4 3 2 1 9 8 7 6 9 pole female connector t...

Page 49: ...0 depending on your selected communication circuit This jumper is located above the RS 485 communication connection in the lower section of the board 1 2 3 4 5 6 7 8 9 Cable type 3 Connector to modem...

Page 50: ...ate and daily energy in the solar inverter Representation as graphic or print Option of saving as bitmap Zoom in of graphics possible Individual solar inverters can be called up with the scroll menu M...

Page 51: ...ake change key If you are using several solar inverters and wish to make a change to the numbering you can enter the old number of the solar inverter in the top section of the right window half and th...

Page 52: ...ues in the same way by clicking on the respective keys Exit the window with the Close key You will return to the Settings menu Help menu You will find further helpful information on operating the Sunw...

Page 53: ...y monitors the grid frequency If this is outside the range permitted by DIN V VDE V 0126 1 1 the solar inverter will stop the feed and Fault 4 will be indicated EN Fault 5 Overheating Your solar inver...

Page 54: ...Fault 11 DC feed Your solar inverter constantly monitors the quality of the fed in current The solar inverter stops the feed as soon as an Fault 7 Grid overvoltage 1 phase Your solar inverter constant...

Page 55: ...monitored If the level exceeds the maxi mum permissible limit value the solar inverter stops the feed and only restarts it when the voltage value falls below the maximum permissible limit value Fault...

Page 56: ...ibe the current status of the solar inverter LED green LED red LED green LED red LED green LED red illuminated off flashing flashing off illuminated Solar inverter operating in normal mode Solar inver...

Page 57: ...as been exceeded The necessary air circulation was not taken into account during installation Objects have been stored on the heat sink impeding free convection Remedies Check the dimensioning of your...

Page 58: ...within the limits The fault cut out can be triggered even if the values only exceed or fall below the limits very briefly Ask your electricity board about grid stability and design Check the format o...

Page 59: ...the format of your grid connection energy counter and the grid feed in point to your electricity board The solar inverter monitors the limits of the minimum and maximum permissible 3 phase grid volta...

Page 60: ...detected a DC component 1 A in the grid current Dropout of monitored phase L2 or L3 Phase difference between individual grid conductors outside the permitted limit values Remedies Check the format of...

Page 61: ...es off and only restarts automatically when the voltage value has returned within the limits The fault cut out can be triggered even if the values only exceed or fall below the limits very briefly Ask...

Page 62: ...ly dimensioned The intrinsic monitoring of the solar inverter has detected an error in the control Remedies Ask your electricity board about grid stability and design Check the format of your grid con...

Page 63: ...ered with snow Remedies Have the battery button cell replaced by an expert The battery is located on the LCD display board This can occur with high ambient tempe ratures The display will operate norma...

Page 64: ...ance within seven days of purchase Please notify us of any warranty claims by telephone stating your name address telephone and serial number and your email address if applicable You will find the tel...

Page 65: ...mage vandalism fire overvoltage thunderstorms etc Inappropriate transport Non observance of pertinent regulations or incorrect installation or commissioning Leakage of overvoltages from the varis tors...

Page 66: ...4 0 Appendix 152...

Page 67: ...Universal Sensitive Residual Current RCD Residual Current Device Direct Current PV generator side of the solar inverter Electromagnetic Compatibility Electricity Board Current used to operate the sol...

Page 68: ...of grid impedance DC and AC rated power Power which the inverters can permanently consume DC or emit AC Temperature sensor Photovoltaic DC load break switch to cut off the PV generator from the solar...

Page 69: ...during conversion The concept of the Sunways Solar Inverter is completed by a rapid MPP control which maintains the MPP point with a very high adaptation efficiency DC and AC filters The DC and AC fil...

Page 70: ...t the solar inverter to the grid The AFI of the Sunways solar inverter complies with standard DIN V VDE V 0126 1 1 In addition the AFI of Solar Inverters NT 6000 NT 5000 NT 4000 and NT 2600 has an abs...

Page 71: ...The solar inverter has a rapid MPP control which maintains the MPP point with a very high adaptation efficiency If surplus power is provided by the PV generator the solar inverter limits this by shift...

Page 72: ...gram of the solar inverter in the PV system HERIC DIFFERER MEASUREMENT RT IRRADIATION SENSOR AND TEMPERATURE SENSOR OPT RS 232 RS 485 MICRO CONTROLLER CONTROL DATAPRO TEMP CONTROLLER IDC UDC RADIATION...

Page 73: ...CURRENT IMPRESSION INDUCTOR AC FILTER GRID PROTECTION RESIDUAL CURRENT AFI DIFFERER MEASUREMENT LCD DISPLAY 2 LINES KEYBOARD AND CESSING AFI UAC IAC GRID L1 N L2 L3 PE 159...

Page 74: ...rent Number of inputs Maximum efficiency European efficiency weighted HERIC topology Rated continuous output power Pn Maximum power Pp Nominal frequency Grid voltage Nominal current Maximum current Di...

Page 75: ...sinusoidal 4000 to 6250 W 5200 W 9 W 0 15 W 15 W 400 V 350 UMPP 750 V 850 V 410 V 340 V 18 A 13 A 2 with adapter 4 97 per cent 96 3 per cent yes 4600 W 5000 W 50 Hz 230 V 20 A 21 7 A 3 per cent 1 sinu...

Page 76: ...y System of protection against envir influences Relative air humidity max Cooling Ambient temperature Celsius Dimensions height x width x depth Weight Noise development Standard warranty period option...

Page 77: ...ve integrated current source 25 A 3 1 external RS 232 RS 485 status signal relay irradiation temperature LCD 2 x 16 characters IP 54 95 per cent free convection 25 C to 40 C 515 x 300 x 190 mm 26 kg s...

Page 78: ...upted at a sui table point The cables must be provided with a suitable adhesive label close to the Tyco Solarlok connector The Tyco Solarlok connectors must always be disconnected from other vol tage...

Page 79: ...closed Tyco Solarlok connectors are equipped with circular contacts for a cable cross section of 4 mm The enclosed seals have internal dimensions of 6 for cables of 5 3 to 6 2 mm sheath diameter and 8...

Page 80: ...uipment for use in power instal lations 1998 Explanation This product is a component intended for further assembly Due to the features resulting therefrom the product cannot initially meet requirement...

Page 81: ...3 3 E DIN VDE 0126 1 1 Explanation Maintaining the EMC guideline assumes an EMC adapted installation of the component within the plant or the machine Please pay attention to the installation notes of...

Page 82: ...10Min Smax10Min SN Solar Inverter Sunways AG Photovoltaic Technology Macairestr 3 5 D 78467 Konstanz Explanation The maximum output power of the solar inverter has to be declarated as a max 10 minute...

Page 83: ...5 D 78467 Konstanz Sunways NT 6000 NT 5000 NT 4000 NT 2600 2005 05 02 In plant generation on low voltage guidelines 4 Edition 2001 Explanation The NT series of solar inverters from Sunways are monoph...

Page 84: ...means without prior written permission of Sunways AG Sunways AG does not provide any war ranty for damages due to defective or lost data incorrect operation or mal functioning of the solar inverter t...

Page 85: ...200...

Page 86: ...s AG Photovoltaic Technology Macairestra e 3 5 D 78467 Konstanz Telefon 49 7531 996770 Fax 49 7531 99677444 E Mail info sunways de www sunways de Technische Hotline 49 7531 99677577 9 1 27 0 0 Version...

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