Contents Explanation of symbols ..........................Explanation of safety symbols ......................Explanation of symbols and choice of location ..................Choice of location ............................Proper use ............................General comments regarding choice of location................... Cabling and max. cable cross sections...................... Cabling and max. cable cross sections....................Notes regarding positioning the inverter ....................
Explanation of symbols Explanation of DANGER! Indicates immediate and real danger. If it is not avoided, death or se- safety symbols rious injury will result. WARNING! Indicates a potentially dangerous situation. Death or serious injury may result if appropriate precautions are not taken. CAUTION! Indicates a situation where damage or injury could occur.
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Do not open the inverter in wet, humid or rain conditions. Do not install the inverter: in areas where ammonia, corrosive vapours, acids or salts are pres- (e.g. fertiliser stores, ventilation openings from cattle sheds, chemi- cal plants, tanneries, etc.) As the inverter generates low levels of noise at certain times, it should not be installed close to living areas.
Fronius the installation of components that are not distributed or expressly approved by Froni- Fronius shall not be liable for any damage resulting from such action. No warranty claims will be entertained. Proper use also includes:...
Cabling and max. cable cross sections Cabling and max. AC cables, DC cables, cables for the exter- INDOOR / OUTDOOR cable cross sec- nal supply of the inverter and, where appli- tions cable, data communication cables, must be fed in from below the inverter (e.g. via a ca- ble duct or a false floor).
Notes regarding positioning the inverter Positioning the IMPORTANT! Ensure that any covers which were removed previously are refitted before inverter the inverter is moved to its final position (e.g. fit the side cover before positioning the invert- er up against a wall). IMPORTANT! To prevent the inverter from toppling over, the inverter must be securely fixed to the base after placing it in the final position.
Notes regarding grid connection Monitoring the IMPORTANT! The resistance in the leads to the AC-side connection terminals must be as Grid low as possible for optimal functioning of grid monitoring. AC connection The AC connection area is located on the area rear of the inverter.
More exact values for dimensioning the solar modules can be provided by suitable cal- culation programs, like the Fronius Solar.configurator (which can be downloaded from www.fronius.com). NOTE! Before connecting up the solar modules, check that the voltage for the so- lar modules specified by the manufacturer corresponds to the actual measured voltage.
DC fuses in the DC+ string DC fuses in the DC+ string and in the DC- string Fronius uses the following DC fuses: Littelfuse SPFJ 125 / 160 / 200 A, 1000 V According to national guidelines and standards, the DC fuses can only be fitted in the DC- string.
Overvoltage protection Overvoltage pro- The inverter is equipped with an overvoltage protection for the DC side and the DC side as tection standard. AC side DC side ® 3 x Raycap Strikesorb 40-C + 1 x Raycap 1 x Dehn DCB YPV SCI 1500 FM ®...
Notes on the relay contacts and on the monitoring and protection contacts Overview Relay Contacts, Monitoring & Protection (1) - (4) ... 0,5 Nm Cable cross-section: 0.14 - 4 mm² Tightening torque of terminals: 0.5 Nm Max. continuous current: 16 A Min.
Possible relay Function Switch contact ac- Switch contact de- Description contact functions tivation criterion activation criteri- Permanently OFF Function switched Permanently ON Test function for NO/ alarm contact AC Open AC contactor is open AC contactor is No contactor error closed signal or AC grid Fan On...
If a specific temperature is exceeded, the inverter interrupts the grid power feed ope- STOP ration. 24 V / 10 mA External switches IN3 / IN4 IN3 ... STANDBY (AC contactor is activated) IN4 ... TOTAL SHUT DOWN (AC- and DC-side shut down) External auxiliary contacts, 24 V / 10 mA Contact monitor- ing IN5 / IN6 / IN7...
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Fronius International GmbH Fronius USA LLC Solar Electronics Division 4600 Wels, Froniusplatz 1, Austria 6797 Fronius Drive, Portage, IN 46368 E-Mail: pv-sales@fronius.com E-Mail: pv-us@fronius.com http://www.fronius.com http://www.fronius-usa.com Under http://www.fronius.com/addresses you will find all addresses of our sales branches and partner firms!
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