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5 Electrical Installation

User Manual

24

Step 5

Fix screw, spring washer, flat washer, OT terminal and ground hole to the
ground point in order. For tightening torques

, refer to “Table 5-3

Comparison table of grounding hole and wiring requirements

Step 6

Tighten the nut of the waterproof terminal clockwise.

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Содержание PVS-18RM

Страница 1: ...PVS 18RM UEN 202010 PVS 18RM PV Reverse Combiner Box User Manual...

Страница 2: ......

Страница 3: ...nd structure 8 4 Mechanical Installation 9 4 1 Scope of supply 9 4 2 Dimensions 9 4 3 Storage 10 4 4 Installation 11 4 4 1 Installation environment requirements 11 4 4 2 Installation tool preparation...

Страница 4: ...Down 25 6 1 Power up 25 6 2 Power down 25 7 Routine Maintenance 26 7 1 Replacing the fuse 26 7 2 Replacing the sealing strip 27 8 Appendix 28 8 1 Basic parameters 28 8 2 Warranty 28 8 3 Contact infor...

Страница 5: ...position of the combiner box Installation describes the mechanical installation and electrical connection of the combiner box Routine Maintenance describes how to replace the fuse of the combiner box...

Страница 6: ...mbols This manual contains notices which you should observe to ensure your own personal and property safety or to ensure efficient use and optimal product performance These notices are highlighted wit...

Страница 7: ...Always pay attention to the hazard warnings on the machine including Symbol Description indicates high voltage in the machine touching it may cause electric shock indicates the temperature exceeding t...

Страница 8: ...disconnect the end of the PV string before wiring follow the string manufacturer s safety instructions Damaged device or system failure may cause electric shock or fire Before operation visually check...

Страница 9: ...can cause damage to PV modules combiner boxes and inverters When wiring observe the following precautions Wire according to the wiring drawing Before wiring measure the open circuit voltage of the str...

Страница 10: ...dant cables must be used with the wire diameter not less than the recommended value in the appendix The screw cap of the waterproof terminal must be fastened in place otherwise it may cause water leak...

Страница 11: ...ystem Table 3 1 Parts list No Name A PV array B PV intelligent combiner box C PVS 18RM combiner box D Inverter E Transformer F Public power grid 3 2 Key features Safety and reliability PV special fuse...

Страница 12: ...n Light weight easy to install and handle 3 3 Appearance and structure The appearance of the DC combiner box is shown in the figure below A B C Figure 3 2 PVS 18RM appearance No Name Description A Doo...

Страница 13: ...1 B Related documents Including certificate warranty card factory inspection report etc 1 C Key Used to open the combiner box door 1 D Waterproof terminal assembly Including bottom cover and 4 waterp...

Страница 14: ...e 0 95 no condensation Pay attention to possible hazards in the surrounding environment such as sudden temperature changes or collisions to prevent any damage to the combiner box The device which has...

Страница 15: ...posed to direct sunlight otherwise the high temperature will reduce the yield of the system and may also affect the service life of the combiner box For large scale power plant projects the combiner b...

Страница 16: ...wrist strap Protective gloves Dust mask Sound insulation earplugs Goggles Insulated shoes Vacuum cleaner Heat shrink tube Hot air gun Installation tool 11 impact drill M10 electric screwdriver M10 scr...

Страница 17: ...both sides is shown in the figure below 730 250 Wall mounting Step 1 Measure the distance between the lugs on its both sides Step 2 On the plane on which the combiner box is to be installed mark the...

Страница 18: ...ner box C Reverse combiner box D PV grid connected inverter E Transformer F Power grid Table 5 2 Cable designation No Description Wiring Method 1 Input cable connect to PV intelligent combiner box Ref...

Страница 19: ...se B Negative output fuse box and fuse C Positive input terminal D Negative input terminal E Grounding point 5 3 Waterproof terminal Land pattern Output DC Output DC Input DC Input DC There are two in...

Страница 20: ...minal PGB25 16 20 PGB29 18 25 Grounding waterproof terminal PG 16 10 14 OUTPUT DC Positive output waterproof terminal MGB24 H2 4 5 6 OUTPUT DC Negative output waterproof terminal For the version with...

Страница 21: ...e taken into consideration For the cable size less than 0AWG or greater than 50mm2 refer to Wiring scheme 1 for wiring For the cable size greater than 0AWG or less than 50mm2 refer to Wiring scheme 2...

Страница 22: ...to an appropriate DT terminal and insert it into a heat shrink tube L D 5 D 3 2 1 2 1 Step 4 Fix the crimped DT terminal to the input terminal For copper wire the fixing method is as shown in the fig...

Страница 23: ...Pass the cable with the wire designation DC through the INPUT DC waterproof terminal and reserve an appropriate length margin Step 2 Strip the protective layer and insulation layer of the cable to ex...

Страница 24: ...ure 5 4 Aluminum wire connection indication A B C D E F Copper bar Copper aluminum transition terminal M10 bolt Spring cushion Flat washer Nut Step 4 Tighten the nut of the waterproof terminal clockwi...

Страница 25: ...h the wire designation PV1 through the galvanized conduit to the waterproof terminal in the OUTPUT DC area and connect to the PV1 terminal in the combiner box The cable should be reserved with an appr...

Страница 26: ...same steps to connect the remaining terminals 5 5 3 Grounding Safety Instructions The grounding cable must be well grounded otherwise It may cause fatal electric shock to the operator in case of failu...

Страница 27: ...mended cable specifications 16mm2 Stripping length L 15mm Tightening torque 3N m Wiring steps Step 1 Loosen the lock nut of the grounding waterproof terminal of the combiner box Step 2 Pass yellow and...

Страница 28: ...screw spring washer flat washer OT terminal and ground hole to the ground point in order For tightening torques refer to Table 5 3 Comparison table of grounding hole and wiring requirements Step 6 Ti...

Страница 29: ...the combiner box to ensure that the voltage is basically the same and there is no reverse polarity Step 3 Close the post switch on DC side of the inverter Step 4 Lock the door and pull out the key 6...

Страница 30: ...ed in this chapter Do not leave screws washers or other metal parts in the combiner box after maintenance or they may damage the device Before maintaining the hardware of the combiner box the combiner...

Страница 31: ...lacing the fuse be sure to close the fuse cover tightly 7 2 Replacing the sealing strip It is recommended to regularly inspect the internal sealing strip of the combiner box which is located in the do...

Страница 32: ...l maximum 240 mm IP The rest IP65 Case part Type 4X Ambient temperature 40 60 Ambient humidity 0 95 no condensation Dimensions width x height x depth 680 x 400 x 190 mm Weight 20kg Shell material Meta...

Страница 33: ...e has expired Where the device is damaged during transportation Where the device was improperly installed refitted or used Where the device is operated in extremely harsh environment as described in t...

Страница 34: ...89 324 914 761 service germany sungrow co Greece 30 2106044212 service greece sungrow co India 9108041201350 service in sungrowpower com Italy 39 3391096413 service italy sungrow co Japan 81362629917...

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