Sungrow PVS-16M-HV User Manual Download Page 40

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7 Troubleshooting

User Manual

The following figure illustrates terminals and layouts of metering board.

Push switch

indicator

If you have any doubt during use of this product, please feel free to
contact us.

E-mail: [email protected]

For contact, please provide the following information so that we can
provide you with help and service more quickly:



PVS model

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PVS serial number

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Brief description of fault information

Summary of Contents for PVS-16M-HV

Page 1: ...PVS 8M_16M HV V12 UEN Ver12 201806 PVS 8M HV PVS 16M HV PV Array Combiner Box User Manual...

Page 2: ......

Page 3: ...DC switch rating 9 4 Installation Guide 10 4 1 Checking before installation 10 4 2 Installation Tools 10 4 3 Mechanical installation 11 4 3 1 Dimensions 11 4 3 2 Installation site requirements 11 4 3...

Page 4: ...tion 30 5 Commissioning 31 6 Routine Maintenance 32 6 1 Replace the Fuse 32 6 2 Replace the sealing strip 33 7 Troubleshooting 34 7 1 Before troubleshooting 34 7 2 Common faults and troubleshooting 34...

Page 5: ...ion operation commissioning and maintenance of PVS Product description Location of PVS in the PV system structure function and classification Installation guide The installation methods and electrical...

Page 6: ...installation and use method of these are the same with that of PVS 16M HV The only difference between them is the numbers of DC input string Please call us 86 551 6532 7834 if you have any questions...

Page 7: ...mbols on the device enclosure must be paid attention to Symbols Explanation Risk of electric shock If not avoided lethal hazard can be caused Hot surface Do not touch The symbol represents protective...

Page 8: ...ge before cable connection An ammeter with withstanding voltage of 1500V is recommended Serious consequences may follow if otherwise Observe all safety instructions required by the PV cell manufacture...

Page 9: ...cells the PVS and inverter Respect the following instructions during cable connection Connect by strictly following the circuit diagram Measure and make sure the string open circuit voltage meets the...

Page 10: ...ials during fuse replacement Replace only one fuse at one time Once the one fuse is replaced check to make sure the new one is installed firmly and then replace the next one When checking or replacing...

Page 11: ...ms Considering different types of PVS a certain number of PV strings can be connected to the input side of PVS After combining work done at the output side there will be one DC and one DC main line By...

Page 12: ...ree PV specific high voltage SPD equipped lightening protection function for positive and negative pole Current sensor inside to monitor the current of each string the monitored information can be dis...

Page 13: ...minimum current rating of a fuse can be calculated with short circuit current Isc of PV arrays Except for some special needs the recommended rating would be 1 5 Isc Users can calculate fuse rating eas...

Page 14: ...ranty card Certificate card Test report Check the completeness of the delivery according to the package list inside the crate 4 2 Installation Tools Electric drill Hex wrench Bolt M10 30 4 PCS M8 Alle...

Page 15: ...Please meet the following requirements Dimensions and weight of PVS should be considered sufficiently Ambient temperature 40 60 Relative humidity 0 95 Installation site should be as close as possible...

Page 16: ...ration no matter the installation is vertically or horizontally Seal the unused terminals after cable connection PVS is equipped with plastic buckle on the cabinet before delivery The plastic buckle i...

Page 17: ...on the installation surface Step 2Fix the PVS to the surface according to the sequence of bolt flat washer spring washer PVS hangers support and nut Torque 18N m Solution 2 Vertical installation Vert...

Page 18: ...istances of the hangers of the PVS Step 4Mark positions according to the distances measured on the installation surface and then drill holes Step 5Fix the PVS to the surface according to the sequence...

Page 19: ...holes on the frame according to the distance of the hangers on the four corners of the PVS Step 7Fix the PVS to the surface according to the sequence of bolt spring washer flat washer PVS hangers supp...

Page 20: ...ports D Grounding terminal E Output of DC positive pole F Output of DC negative pole G DC switch H Switching power supply board and over current protection board I SPD J Push switch switch between cur...

Page 21: ...d reversely The monitoring board monitors the current of each string The monitored current value is sent to the PC through RS485 The PC can judge if a fault is occurred to the module through the set v...

Page 22: ...en the door 1 2 3 4 A Step Operation 1 Insert key 2 Turn the key to vertical direction 3 Remove key 4 Pull down the metal buckle A in above figure Step 2Remove the protection cover Step 3Turn the swit...

Page 23: ...Respect the following instructions during cable connection Connect by strictly following the circuit diagram Measure the positive and negative polarity of each string by ammeter with withstanding volt...

Page 24: ...4 1 Stripping length Cross section Terminal type Stripped length mm Force N 2 5mm2 LT025008 10 0 5 200 4mm2 LT040010 12 0 5 270 6mm2 LT060012 15 0 5 450 10mm2 LT100012 15 0 5 500 16mm2 LT160012 16 0...

Page 25: ...l If an aluminum cable is selected a copper aluminum terminal must be used and the specification of the aluminum cable should meet the local technical requirements Lift the protective cover upwards Th...

Page 26: ...hat the nuts have been screwed into place If the cable copper core has not been connected firmly to the terminal the terminal may be burnt after long time work Stranded flame retarded copper core cabl...

Page 27: ...Step 5Loosen the tightening bolt of terminal with the help of a screwdriver Step 6Insert the wire to the cable connection terminal and screw the tightening bolt with a screwdriver Step 7Tighten the w...

Page 28: ...e steps to connect the output cables to the A2 B2 and FG to finish the communication terminal connection Communication cable must be shielded twisted pair cable Communication unstable or communication...

Page 29: ...B1 of data collector Connect A2 and B2 of first PVS to A1 and B1 of second PVS Connect A2 and B2 of second PVS to A1 and B1 of third PVS And so forth connect A2 and B2 of previous PVS to A1 and B1 of...

Page 30: ...es Lay the PVS positive and negative pole output cables communication cables in different layer of the support arm in the cable trench to avoid short circuit caused by cable insulation layer cracks Se...

Page 31: ...its 0 7 of binary address code For setting method refer to Tab 4 2 C LED Used to display relevant electrical and communication parameters of PVS For particular parameter inquiry method refer to Tab 4...

Page 32: ...the PVS the last three digits are used to display the current of this input For example 0110 0 means that the current of the 1st input is 10A But when the first two digits are 00 the last three digits...

Page 33: ...d of the PVS when the string inputs are 15 the product user received is PVS 16M HV If the real strings input do not correspond to the abovementioned input number set the parameters according to the fo...

Page 34: ...nput needs to be set to No input The LED is shown as below K1 k2 Step 4After setting turn the protocol switch 2 to save the settings 4 5 Start Stop of operation PVS runs automatically when power on an...

Page 35: ...e of each input to make sure they are basically same and the positive pole and negative pole are connected correctly Step 3Fasten the fuse holder Step 4Close circuit breaker D6 monitoring unit power i...

Page 36: ...chapter After the maintenance work finished be sure not to leave screws washers and the like in the PVS The device can be damaged Only work on the PVS when it is switched off and voltage free 6 1 Repl...

Page 37: ...sure the current of each input is zero by pliers and then replace the fuse 6 2 Replace the sealing strip The sealing strip inside the PVS is located in the PVS internal door cover as shown by A in the...

Page 38: ...tage still exists after DC breaker is switched off The fuse holders are still live after fuses are removed 7 2 Common faults and troubleshooting Fault Possible cause Method of correction RS485 communi...

Page 39: ...d is faulty and please contact us for repair Faulty CPU board Contact us for replacement of the monitoring unit On the monitoring unit indicator SPD lights up Failure of surge protection device Replac...

Page 40: ...switch indicator If you have any doubt during use of this product please feel free to contact us E mail service sungrowpower com For contact please provide the following information so that we can pro...

Page 41: ...thod RS485 Power consumption of the monitoring module 2 5W 3W Enclosure protection rating IP65 Ambient temperature range 40 60 Relative humidity 0 95 Weight approx 36kg 38kg Dimensions W D H mm 650 58...

Page 42: ...e STP with low resistance Stripped length 7mm Bolt M3 Grounding terminals Type 16mm2 Stranded flame retarded copper wire Stripped length 15mm Bolt M6 Tightening torque 4N m 8 3 Quality Assurance Where...

Page 43: ...product malfunctions due to operating attached or neighboring devices beyond permissible limit values In case of unforeseen calamity or accidents Where fault is caused by any of the above and users ha...

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