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Alencon SPOT: Installation,  

Operation, and Maintenance Manual 

 

12 | 

P a g e

 

 

4.1 New PV Plants 

The SPOT allows for a more granular level of MPPT compared to a central inverter, as such it is 
measurably  beneficial  to  a  newly  constructed  PV  plant.  Additionally,  new  plants  including 
SPOTs into initial system design, can reduce balance of system (BoS) cost.  

 

F

IGURE 

5:

 

D

IAGRAM OF DEPLOYED 

SPOT

 UNITS IN A NEWLY CONSTRUCTED 

PV

 PLANT

 

 

 

 

 

 

 

 

 

 

 

 

Содержание SPOT-V7 Series

Страница 1: ...RESERVED SPOT String Power Optimizer and Transmitter A unique PV harvesting system of DCDC Optimizers for generating more energy in Repowering Solar Storage and Microgrid Applications Installation Op...

Страница 2: ...8562 12 10 17 H Fishman OF Original Release 01 8563 12 10 18 P Shivshankaran HF Modification to incorporate new features on SPOT V7 02 8564 1 22 19 P Shivshankaran HF Added updated pictures of SPOT wi...

Страница 3: ...on LLC shall not be liable for any incidental or consequential damages under any circumstances Specifications are subject to change without notice Every attempt has been made to make this document com...

Страница 4: ...trical Disconnect FEED 18 6 2 Alencon Isolated Disconnect AID 19 6 3 Third Party Disconnects 19 6 4 Alencon GARDTM 20 7 SPOT Hardware 21 7 1 SPOT Dimensions Vertical Mount 22 7 1 SPOT with FEED Dimens...

Страница 5: ...OT Operation 38 10 1 STATE Machine 38 10 1 2 COMMANDS 41 10 1 3 CONDITIONS 41 11 Maintenance and Servicing 43 11 1 General Maintenance 43 11 2 Service and Repair 43 12 Alencon Communication Environmen...

Страница 6: ...SPOT WITH FUSED ELECTRICAL DISCONNECT 18 FIGURE 10 ALENCON ISOLATED DISCONNECT EXTERNAL AND INTERNAL 19 FIGURE 11 AN IMO MANUAL DC ISOLATOR 19 FIGURE 12 SPOTS WITH IMO DISCONNECT 20 FIGURE 13 GARD 20...

Страница 7: ...its products will be free from defects in materials and workmanship for three years from the date of purchase Extended warranteesofan additional five 5 ten 10 and twenty 20 yearsare also available for...

Страница 8: ...Call Alencon Systems or your licensed Alencon Systems dealer and describe the problem Please have your manual product and any helpful information readily available If your product is diagnosed as defe...

Страница 9: ...ensurate of SPOT units specified for your project 4 AWG Single Wire Grounding Mechanical Lug per SPOT unit 1 x Warranty Card FIGURE 1 A PICTURE OF A SPOT UNIT 2 5 Ordering Information Model Number Des...

Страница 10: ...lling and using the SPOT read all instructions presented in this manual and the cautionary markings shown on the SPOT s enclosure 2 The SPOT contains no user serviceable parts Forservice and maintenan...

Страница 11: ...ching them Check if any current is flowing through the strings before disconnection 8 Use only accessories recommended or approved by the manufacturer 9 Ensure that wiring is in good conditions and th...

Страница 12: ...CED BETWEEN PV PANEL AND COMBINER There is a continually growing number of applications in which the SPOT device can be used some of the most common include In the construction of a new PV system when...

Страница 13: ...a more granular level of MPPT compared to a central inverter as such it is measurably beneficial to a newly constructed PV plant Additionally new plants including SPOTs into initial system design can...

Страница 14: ...orage When deployed with storage systems i e batteries the DC bus may be shared with the storage terminal as shown in Figure 6 In thiscase the inverter typically operatesin a constant voltage mode The...

Страница 15: ...ively grounded and the neutrally grounded distribution transformer FIGURE 7 NEGATIVELY GROUNDED PV ARRAY CONNECTED TO NEUTRALLY GROUNDED INVERTER Older 600V inverters have been largely replaced by mor...

Страница 16: ...n in Figure 8 resolves both problems because the SPOT essentially serves as a DC transformer The SPOT will map the lower PV voltage range into the higher DC input range of the new transformer less str...

Страница 17: ...ection Yes Max Input Power per Input 25 C 22 KW 20 kW Max Input Power per Input 50 C 16 94 KW 15 kW Grounding Configuration Positive Negative or Floating Output Output Operating Voltage Fully Configur...

Страница 18: ...Packaging Rail or Rack Mounted Outdoor Rated Size H x W x D Rail Mount 0 64m 0 42m 0 31m Rack Mount 8U 0 35m 0 49m 0 64m Height with FEED 9U Weight 54 kg w FEED Add 14 kg Additional Features Communic...

Страница 19: ...put You may select from one of four options 1 Alencon Fused Electrical Disconnect FEED 2 Alencon Isolated Disconnect AID 3 Third party disconnects IMO Disconnects 4 Alencon Ground Arc Rapid Disconnect...

Страница 20: ...n the Switch is in the OFF position FIGURE 10 ALENCON ISOLATED DISCONNECT EXTERNAL AND INTERNAL The AID may be mounted on the side of SPOT or on a separate Unistrut hanging plate and wired directly in...

Страница 21: ...ure 12 shows an example of IMO disconnects installed in a PV array FIGURE 12 SPOTS WITH IMO DISCONNECT 6 4 Alencon GARDTM Alencon s GARDTM ARC GROUND RAPID DISCONNECT see Figure 13 provides maximum pr...

Страница 22: ...osts that serve as structural support to the racking system where solar modules are installed Horizontal mounting SPOT can be installed horizontally in a rack system Typically this is used for indoor...

Страница 23: ...22 P a g e 7 1 SPOT Dimensions Vertical Mount The images below provide the dimensions to which the SPOT vertical mount has been designed and built SPOT of this configuration weighs 54 kg or 119 lbs F...

Страница 24: ...23 P a g e 7 1 SPOT with FEED Dimensions Horizontal Mount The images below provide the dimensions to which the SPOT with FEED horizontal mount has been designed and built SPOT of this configuration w...

Страница 25: ...selecting the topology and the locations for installation within the PV array PV strings exposed to sunlight represent a shock hazard at the wires and exposed terminals Disconnect PV strings while per...

Страница 26: ...he field Much of the configuration of the system is done at the factory prior to shipping to decrease the amount of time needed for install and commissioning the system in the field A summary of the s...

Страница 27: ...version of such a SLD is provided below FIGURE 18 SAMPLE OF A SINGLE LINE DIAGRAM SLD The installation drawing indicates the location of each SPOT and shows its Local Identification Numbers LIN Prior...

Страница 28: ...Alencon SPOT Installation Operation and Maintenance Manual 27 P a g e FIGURE 19 SPOT BOTTOM END PLATE WITH COMMENSURATE LABELS FIGURE 20 SAMPLE SPOT LABEL...

Страница 29: ...for the SPOT power optimizer Indoor Outdoor The SPOT uses a Nema 4X enclosure that can be mounted indoors or outdoors For outdoor installation it is recommended to install the device in a shaded area...

Страница 30: ...made when selecting the mounting location for the SPOT power optimizer with FEED add on Indoor Outdoor The SPOT with FEED must be mounted indoors as the FEED enclosure is not outdoor rated Mounting P...

Страница 31: ...d be lifted into position by two people as it weighs approximately 51 25 kg 113 lbs To properly hang the SPOT onto a Unistrut 1 Ensure you have a strong base to mount the SPOT as seen in the image bel...

Страница 32: ...rackets Error Reference source not found 2 Using 4 of the provided 20 x 3 4 Self Tapping Type F Screws P 005533 securely attach the left and right mounting brackets to the SPOT unit s side so that win...

Страница 33: ...Alencon SPOT Installation Operation and Maintenance Manual 32 P a g e FIGURE 22 SPOT BOSS WITH FEED AND MOUNTING BRACKETS FIGURE 23 SPOT BOSS WITH FEED AND MOUNTING BRACKETS...

Страница 34: ...The SPOT supports any inverter grounding option with the assumption that the ground potential is maintained between the potentials of the negative and positive output terminals Shock hazard All power...

Страница 35: ...icable code 8 6 2 Input Wiring Up to four inputs are connected to a single SPOT via Amphenol H4 connectors as The inputs and outputs of the SPOT are polarity sensitive Keyed Amphenol H4 series solar c...

Страница 36: ...OT isolated from load until commissioning see section 9 3 8 7 1 Output Wiring Up to four outputs are connected to a single SPOT via Amphenol H4 connectors as Inspect and assure that the plus and minus...

Страница 37: ...age Bus 300V 1 CLOSE any output disconnects and or turn ON the combiner box 2 CLOSE the input disconnects and allow power to the SPOT 3 If a controller is being used a System Reset command may be need...

Страница 38: ...If current is still present contact Alencon technical support directly 5 Only after step 4 can cables be disconnected from SPOT input and output ports 9 3 Commissioning your SPOT Device The first time...

Страница 39: ...tion is a key function in troubleshooting your system 10 1 STATE Machine Each DCDC operates as a state machine where state transitions are autonomous with the option of intervention using control comm...

Страница 40: ...Alencon SPOT Installation Operation and Maintenance Manual 39 P a g e FIGURE 25 STATE SPACE FLOW CHART...

Страница 41: ...e defined in the configuration file When run limits are satisfied the DCDC transitions to the RUN state unless a fault occurs mid transition RUN Operates at full power constantly adjusting for MPPT Or...

Страница 42: ...er Including control mode setpoint and setpoint timeout o Options for control mode include MPPT default autonomous operation doesn t require setpoint Constant power requires actively choosing the powe...

Страница 43: ...sts operating conditions don t exceed the operating boundaries as defined in the config file including On board temperature Transistor temperature Input and Output Voltages Input and Output Currents C...

Страница 44: ...he SPOT a few minutes to restart power conversion Us the disconnect switch to turn OFF and ON the SPOT give it a few minutes to restart power conversion If SPOT still does not operate as expected plea...

Страница 45: ...rnet of Things IoT hardware and software solution for controlling and monitoring your alternative energy assets utilizing Alencon s PODD device The PODD can be used with other Alencon products includi...

Страница 46: ...messages may lead to severe or lethal injuries due to electric shock To avoid electric shock from live voltage Wear class 2 personal protective equipment Always perform work in compliance with the re...

Страница 47: ...isible damage Regularly check the equipment for visible damage Make sure that all external safety equipment is always freely accessible Make sure that all safety equipment is in good working order A 3...

Страница 48: ...he equipment Keep the electrical bus channel covered Appendix B Glossary Word s Acronyms Definition ALS ALENCON Systems LLC DC Direct Current ESD Electrostatic Discharge ESS Energy Storage System FEED...

Страница 49: ...tems web site at www alenconsystems com where you can find the latest information about the product Contact your distributor sales representative or Alencon Systems technical support if you need addit...

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