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Sungrow SunBox PVS-8M User Manual Download Page 31

User Manual 

 

4 Installation Guide 

  

27 

 

If the PVS is equipped with optional PV internal power supply, monitor can 
wok normally when the PV voltage meet the switch power supply’s nominal 
work power supply range. 

4.3.8  Installation of fuses 

Proceed as follows to recover the fuse cover of the positive and negative input 
terminal to its original place after cable connection. 

 

4.3.9 Bottom wirings 

The bottom wirings are described in the following Fig. 4-8. 

 

Fig. 4-8

 

Wiring connection illustration 

 

After installation or commissioning, ensure the door and the cover of the 

Summary of Contents for SunBox PVS-8M

Page 1: ...SunBox PVS 8M PVS 16M PV Array Combiner Box User Manual...

Page 2: ......

Page 3: ...Fuse rating 11 3 5 DC switch rating 11 4 Installation Guide 12 4 1 Checking before installation 12 4 2 Mechanical installation 12 4 2 1 Dimensions 12 4 2 2 Installation site requirements 13 4 2 3 Pre...

Page 4: ...4 5 Start Stop of operation 31 5 Commissioning 32 6 Routine Maintenance 33 6 1 Replace the Fuse 33 6 2 Replace the sealing strip 34 7 Troubleshooting 35 7 1 Before troubleshooting 35 7 2 Common fault...

Page 5: ...echnical data of PVS exclusion of liability and the way to contact us 1 2 Target Readers This manual is for users who operate the PVS or conduct the maintenance work The operators must be trained and...

Page 6: ...he monitoring board of the PVS to ensure its normal operation For detailed setting methods please refer to chapter 4 4 1 5 Symbol Explanation This manual contains important safety and operational inst...

Page 7: ...Symbols Explanation Risk of electric shock If not avoided lethal hazard can be caused Hot surface Do not touch The symbol represents protective conductor terminal The terminal should be connected firm...

Page 8: ...f the PV string before cable connection Observe all safety instructions required by the PV cell manufacturer Device damage or system fault may cause fire and electric shock Optical check the device fo...

Page 9: ...ombiner box 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 re...

Page 10: ...ot bring any metallic materials 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...

Page 11: ...ing or improper operation on the PCB or other sensitive components may damage the device Do not touch any parts inside the cabinet other than the connection terminals Respect all ESD related safety re...

Page 12: ...trings 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 using of surge protection device SPD and circuit breakers the...

Page 13: ...n function for positive and negative pole Quadrupole switch with positive and negative pole in parallel connection to improve DC voltage withstand value Current sensor inside to monitor the current of...

Page 14: ...ole of DC input unused terminals must be sealed C INPUT DC Negative pole of DC input unused terminals must be sealed D Ground terminal Equivalent potential connection terminal E MONITOR Monitoring inp...

Page 15: ...he recommended rating would be 1 56 Isc Users can calculate fuse rating easily If maximum current of PV arrays 7A and DC voltage range of PV arrays 200 1000V then the fuse rating will be 1000V 1 56 7A...

Page 16: ...array combiner box User Manual Warranty card Certificate card Test report Check the completeness of the delivery according to the package list inside the crate 4 2 Mechanical installation 4 2 1 Dimen...

Page 17: ...back side of PV arrays For better heat dissipation and convenient maintenance enough space must be maintained around the PVS For large scale PV plant install the PVS on the back of the PV cell instal...

Page 18: ...distributed PV plant and on rooftop Horizontal installation steps Step 1 Measure the distances of the hangers of the PVS and mark positions on the installation surface 700mm 700mm 290mm Step 2 Fix the...

Page 19: ...gh the mounting holes of the PVS by 2 or 4 M10 30 bolts Installation steps Step 1 Measure the distances of the two hangers of the PVS Step 2 Mark positions according to the distances measured on the i...

Page 20: ...t flat washer spring washer and nut Torque 18N m Fig 4 3 Installation of PVS Step 3 Check to ensure PVS is installed correctly and securely PVS can also be installed for roof application Observe all t...

Page 21: ...display current baud rate and communication address N Indicators from left to right TX transmitted communication data signal indicator RX received communication data signal indicator RUN monitoring u...

Page 22: ...ication output waterproof terminal PG 11 E Grounding waterproof terminal PG 11 5 10 F Output DC Positive pole output waterproof terminal M32 1 5 12 25 G Output DC Negative pole output waterproof termi...

Page 23: ...warning signs in the device Respect all the safety instructions in this manual and other documents Incorrect cable connection may cause damages to the PV cells combiner box and inverter Respect the fo...

Page 24: ...le LT160012 16 stands for 16 mm2 the cross sectional area of the crimping cable 12 stands for 12mm the length of the crimping tube see the following figure Cross section Terminal type Stripped length...

Page 25: ...uch as possible Step 8 Wiring Press fit the cable with insulation layer stripped on the terminal at bottom of the fuse box The cable connection of the upper layer is shown in the figure below take the...

Page 26: ...ce should be ensured Step 3 Strip off both protective and insulating layers with the help of a hand crimping pliers The length of cable conductor shall be approx 35mm Step 4 Connect cable conductor to...

Page 27: ...ntenance Cable trenches are designed and constructed in accordance to related regulations and the number dimensions of the devices Step 9 Lay the combiner box positive and negative pole output cables...

Page 28: ...ound terminals Ground resistance shall be measured after finishing ground connections and the measured values should not be over 1 Step 1 Loosen the union nuts of water proof terminals Step 2 Insert t...

Page 29: ...ation layer until the copper core is 8mm outside Step 5 Insert the screwdriver inside the input cable terminal holes Pull the screwdriver until the leaf spring is bounced completely Step 6 Insert wire...

Page 30: ...n interface or device damage if otherwise If not prevented lead the communication cable through galvanized tube for shielding Communication solution The communication method of PVS is shown below Fig...

Page 31: ...al work power supply range 4 3 8 Installation of fuses Proceed as follows to recover the fuse cover of the positive and negative input terminal to its original place after cable connection 4 3 9 Botto...

Page 32: ...parameters of combiner box For particular parameter inquiry method refer to Table 4 1 B Dip switch This switch adopts binary code from right to left i e bits 0 7 of binary address code For setting me...

Page 33: ...LED display can be divided into the first two digits and last three digits The first two digits is used to display the Nth input of the PVS the last three digits are used to display the current of th...

Page 34: ...Manual 30 Dip switch settings Binary address Decimal address 0000 0011 3 1 21 1 20 3 1111 0111 247 1 27 1 26 1 25 1 24 0 23 1 22 1 21 1 20 247 If the code is 1111 1000 1111 1001 1111 1111 or 0000 0000...

Page 35: ...n the top left of the PVS internal works normally Step 2 Set the protocol switch 2 to the ON position If the last three digits of the LED are P 0 or P 1 the PVS is in Setting status as shown below Ste...

Page 36: ...to make sure they are basically same and the positive pole and negative pole are connected correctly Step 3 Fasten the fuse holder Step 4 Close circuit breaker monitoring unit power indicator PWR lig...

Page 37: ...er 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 Fuses are non reset...

Page 38: ...n all terminals of the DC switch Make 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 in...

Page 39: ...der for maintenance of the combining busbar and to disconnect the input cable High voltage still exists after DC breaker is switched off The fuse holders are still live after fuses are removed 7 2 Com...

Page 40: ...for repair On the monitoring unit indicator RUN does not flash Faulty CPU board Contact us for replacement of the monitoring unit On the monitoring unit indicator SPD lights up Failure of surge prote...

Page 41: ...uit breaker status indicator PWR Monitoring unit power supply status indicator 5V 5V plug on the monitoring unit If you have any doubt during use of this product please feel free to contact us After s...

Page 42: ...the value can be changed by replacing fuses Max DC voltage 200Vdc 1000Vdc Communication RS485 Power for communication 2 5W 3W Degree of protection IP65 Ambient temperature range 40 70 Relative humidit...

Page 43: ...ed length 7mm Bolt M3 Tightening torque 0 6N m 0 8N m Grounding terminals Type 16mm2 Stranded flame retarded copper wire Stripped length 15mm Bolt M6 Tightening torque 4N m 8 3 Quality Assurance Where...

Page 44: ...t location Ignoring safety warnings and instructions in all documents relevant to the product Installing or operating the product under incorrect safety or protection conditions Altering the product o...

Page 45: ...de converters inverters battery chargers and other power supplies for distributable generation system in both grid connected and stand alone applications The power rating of Sungrow products covers fr...

Page 46: ...8 Appendix User Manual 42...

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