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15

5 Electrical Installation

5.1 Internal structure

Two schemes are available for the combiner box: floating grounding and
negative grounding. Correspondingly, the internal structural diagram differs.

C D

I

J
K

L

A

B

E

F

G

H

Fig. 5-1

Floating grounding

C D

I

J
K

L

A

E

F

G

H

Fig. 5-2

Negative grounding

No.

Description

A

DC+ fuse cartridge

B

DC- fuse cartridge

C

RS485 ports

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Содержание PVS-12MH-DB

Страница 1: ...PVS 12MH_16MH DB V11 UEN Ver12 202006 User Manual PVS 8MH DB PVS 12MH DB PVS 16MH DB PV Array Combiner Box...

Страница 2: ......

Страница 3: ...Identifying the PVS 9 4 Mechanical Installation 10 4 1 Scope of Delivery 10 4 2 Installation site requirements 10 4 3 Installation Tools 11 4 4 Installing PVS 11 4 4 1 Overview 11 4 4 2 Fix the Hanger...

Страница 4: ...6 Commissioning 30 7 Routine Maintenance 31 7 1 Replace the Fuse 31 7 2 Replace the sealing strip 32 8 Troubleshooting 33 8 1 Before troubleshooting 33 8 2 Common faults and troubleshooting 33 9 Appe...

Страница 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...

Страница 6: ...d operational instructions that must be accurately understood and followed during the installation and maintenance of the equipment To ensure optimum use of this manual note the following explanations...

Страница 7: ...ided lethal hazard can be caused Hot surface Do not touch The symbol represents protective conductor terminal The terminal should be connected firmly to avoid potential injury or property damage 1 6 P...

Страница 8: ...efore 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 manufacturer De...

Страница 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...

Страница 10: ...nuts of the water proof terminals must be firmly screwed to prevent water leakage and PVS damages Pull the fuse out of the fuse holder for personal and device safety Lock the cabinet door and seal th...

Страница 11: ...ering 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 using of...

Страница 12: ...or inside to monitor the current of each string the monitored information can be displayed by the LED or sent by RS485 Monitor busbar voltage and the monitored information can be displayed by the LED...

Страница 13: ...m 260 mm 3 5 Identifying the PVS The appearance of the PVS is shown in the figure below take PVS 16MH DB for example A No Name Description A Lockhole A total of 6 two on the side surface two on the to...

Страница 14: ...VS 2 2 4 D Bolt kit M8 x 16 4 E Hanger Need to be installed to the PVS cabinet onsite 4 F MC4 connector Used to connect the PV input 8 12 16 Note is for the PVS 8MH DB is for the PVS 12MH DB and is fo...

Страница 15: ...install the PVS on the back of the PV cell installation bracket Humidity during installation may damage the PVS Do not install the PVS during rainy or humidity days Screw the water proof terminals ti...

Страница 16: ...For the horizontal installation the distances between hangers are shown in the following figure Solution 2 W1 H1 W2 H2 Solution 1 Solution 2 Hanger Model Solution 1 Solution 2 W1 H1 W2 H2 PVS 8MH DB 6...

Страница 17: ...following sequence Recommended torque 51 0 7 N m A B C D F E No Name Note A M10 Bolt Not included in the scope of delivery B Flat washer C Spring washer D PVS hangers E Stainless steel support F Nut S...

Страница 18: ...User Manual 14 A B C D F E No Name Note A M10 Bolt Not included in the scope of delivery B Flat washer C Spring washer D PVS hangers E Stainless steel support F Nut Step3 Check to ensure PVS is instal...

Страница 19: ...he combiner box floating grounding and negative grounding Correspondingly the internal structural diagram differs C D I J K L A B E F G H Fig 5 1 Floating grounding C D I J K L A E F G H Fig 5 2 Negat...

Страница 20: ...to make sure the voltage is within the range of 0 1500Vdc Make sure no PV module string is connected reversely The monitoring board The monitoring board monitors the current of each string The monitor...

Страница 21: ...waterproof terminal M40 PG 48 22 32 30 5 40 Output DC Positive pole output waterproof terminal Note This table is based on the standard PVS and the output terminals of products actually received may d...

Страница 22: ...ction cover Step 3Turn the switch to OFF position Step 4Remove fuse 5 4 Connections 5 4 1 Input connections High voltage is present inside the device Follow all the warning signs in the device Respect...

Страница 23: ...the PVS before inserting the fuse Identify the positive pole and negative pole before connection Brief Description There are two types of input terminals gland waterproof terminals and MC4 terminals...

Страница 24: ...aling cover Scheme 2 Gland terminal Step 1Loosen the union nut of gland terminals Step 2Insert the PV1 cable through terminals of positive input area and connect the cable to the PV1 terminal inside t...

Страница 25: ...90 4mm2 LT040010 12 0 5 275 6mm2 LT060012 15 0 5 360 10mm2 LT100012 15 0 5 414 16mm2 LT160012 16 0 5 445 Step 4Crimp the cable Insert the stripped cable into the terminal Crimp the cable using special...

Страница 26: ...Enough cable bending space should be ensured Step 2Strip off both protective and insulating layers with the help of a hand crimping pliers The length of cable conductor shall be approx 25mm 25mm The c...

Страница 27: ...iring and connections have been finished Make sure that the nuts have been screwed into place If the cable conductor has not been connected firmly long time work may burn the terminal Stranded flame r...

Страница 28: ...into the gland terminal then pull the wire and connect it to the inner terminal Enough wire bending space should be ensured Step 3Strip off both protection and insulation layers with approx 12mm cond...

Страница 29: ...layer until the copper core is 8mm outside Step 4Insert the screwdriver inside the input cable terminal holes Pull the screwdriver until the leaf spring is bounced completely Step 5Insert wires into b...

Страница 30: ...ation 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...

Страница 31: ...f the devices 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 laye...

Страница 32: ...used to display the corresponding values Parameter type Description Voltage and current display Press K1 to turn screen 1st current 10A 2nd current 10A 16th current 10A Display voltage 700V For exampl...

Страница 33: ...to add address number and press K2 to reduce address number The communication address can be set to 1 247 Step 3Press K1 and K2 at the same time to save the setting Step 4Press and hold K2 for 3s to...

Страница 34: ...ake sure they are basically same and the positive pole and negative pole are connected correctly Step 3Fasten the fuse holder Step 4Close the DC switch monitoring unit power indicator POWER PWR lights...

Страница 35: ...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 resetting once they are broken After many tim...

Страница 36: ...in all terminals of the DC switch Make sure the current of each input is zero by pliers and then replace the fuse 7 2 Replace the sealing strip The sealing strip inside the PVS is located in the PVS i...

Страница 37: ...older for maintenance of the combining busbar and to disconnect the input cable High voltage still exists after DC switch is switched off The fuse holders are still live after fuses are removed 8 2 Co...

Страница 38: ...n 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 protection device...

Страница 39: ...communication data signal indicator RX Received communication data signal indicator RUN Monitoring unit running status indicator SPD Surge protection device fault indicator CB DC switch status indica...

Страница 40: ...30 A Max input current per string 30 A Rated current output 160 A 240 A 320 A Switch disconnector acc to IEC 60947 3 400 A DC1500 V Voltage detection Range 0 1500V Current detection Range 0 25A Switch...

Страница 41: ...e Where any fault occurs during the warranty period Sungrow will maintain or replace the product for free Evidence Sungrow Power Supply Co Ltd needs the users to provide the receipt invoice and the da...

Страница 42: ...ers have the relevant demand Sungrow will do the paid maintenance work to the device after judgment Specifications are subject to changes without advance notice Text and illustrations are not binding...

Страница 43: ...a Limited Seoul 827077191889 service kr sungrowpower com Malaysia Sungrow SEA Selangor Darul Ehsan 6019897 3360 service my sungrowpower com Philippines Sungrow Power Supply Co Ltd Mandaluyong City 639...

Страница 44: ...ppendix User Manual 40 Milton Keynes 44 0 0908 414127 service uk sungrow co PhoenixArizona 1833 7476937 techsupport sungrow na com Vietnam Sungrow Vietnam Hanoi 84 918 402 140 service vn sungrowpower...

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