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4 Disconnecting and Reconnecting

SMA Solar Technology AG

Maintenance Manual

SCCP-JP-B1-WA-en-22

28

4.3.3

Reconnecting the DC Side

1. Insert all fuses and disconnection blades into all fuse holders of the inverter. Use an LV/HRC fuse extractor.

2. Screw on the protective covers over the fuses (torque: 5 Nm).

3. Switch on the DC voltage in the DC main distribution or DC subdistribution (see documentation of the main or

subdistribution).

4.3.4

Restarting the Inverter

• Turn the key switch to

Start

.

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Summary of Contents for Sunny Central 1000CP-JP

Page 1: ...UTILITY GRADE SCCP JP B1 WA en 22 98 103400 07 Version 2 2 ENGLISH Maintenance Manual SUNNY CENTRAL 500CP JP 630CP JP 800CP JP 1000CP JP...

Page 2: ...valuation or other proper use is allowed and does not require prior approval SMA Warranty You can download the current warranty conditions from the Internet at www SMA Solar com Trademarks All tradema...

Page 3: ...20 3 3 3 1 LEDs on the Enclosure 20 3 3 3 2 LEDs on the Network Port 21 3 3 3 3 LEDs on the Optical Fiber Terminals 22 3 3 4 User Interface 23 3 3 4 1 Design of the User Interface 23 3 3 4 2 Tree Vie...

Page 4: ...1 Information on Repair Work 43 6 3 2 Demand Based Annual Repairs 43 6 3 3 Repairs every 10 Years 44 6 3 4 Repairs every 12 Years 44 6 4 Maintenance Work 45 6 4 1 Maintenance work with supply voltage...

Page 5: ...eter Overview 64 7 3 1 Accessing the Parameter Overview 64 7 3 2 Saving Parameter Changes 65 7 4 User Interface 65 7 4 1 Logging Into the User Interface 65 7 4 2 Logging Out of the User Interface 65 8...

Page 6: ...e the following skills Knowledge of how the product works and is operated Training in how to deal with the dangers and risks associated with installing repairing and using electrical devices and insta...

Page 7: ...ic goal Desired result A problem that might occur Example 1 6 Typographies Typographies Use Example bold Display messages Elements on a user interface Terminals Slots Elements to be selected Elements...

Page 8: ...oval from the grid operator Use this product only in accordance with the information provided in the enclosed documentation and with the locally applicable standards and directives Any other applicati...

Page 9: ...arge completely see Section 4 2 page 25 DANGER Danger to life due to electric shock when live components or DC cables are touched When exposed to sunlight the PV modules generate high DC voltage which...

Page 10: ...ltage to ground Entering the PV field can result in lethal electric shocks Ensure that the insulation resistance of the PV field exceeds the minimum value The minimum value of the insulation resistanc...

Page 11: ...OTICE Property damage due to dust intrusion and moisture penetration Dust or moisture intrusion can damage the product and impair its functionality Do not open the enclosure during rainfall or when hu...

Page 12: ...ing personal protective equipment is regarded to be the minimum requirement In a dry environment safety shoes of category S3 with perforation proof soles and steel toe caps During precipitation or on...

Page 13: ...ure 2 Inverter Components Position Component Description A Touch Display Different kinds of inverter data can be viewed on the touch display The touch display is only used to view data The display scr...

Page 14: ...key switch Position Designation A Switch position Stop B Switch position Start Switch position Start If the key switch is turned to Start a motor drive switches the DC switchgear on and the inverter s...

Page 15: ...unit from ABB Position Designation Explanation A Switch position on The AC disconnection unit is closed B Central switch position The AC disconnection unit was tripped and is open C Switch position of...

Page 16: ...ers S M or A you can unlock the display again The touch display is divided into three areas 100 DD MM YYYY hh mm ss A B C Figure 6 Design of the touch display Position Designation Explanation A Status...

Page 17: ...e Inverter data symbol the DC switchgear is closed If you see this symbol between the symbol Inverter data and the symbol AC side the AC contactor is closed Switch on DC or AC side open If you see thi...

Page 18: ...xcitation type of the displacement power factor Actual reactive power in VAr Actual displacement power factor cos Actual excitation type of the displacement power factor Settings Menu Symbol Designati...

Page 19: ...ssword entry Information OS version of the operating system App version of the application software SC COM version SC COM software version Ser No inverter serial number Hardware hardware version and s...

Page 20: ...ge SD1 flashing green Read or write access to system drive SD2 flashing green Read or write access to internal data drive CF flashing green Read or write access to external SD memory card H1 flashing...

Page 21: ...s used glowing red The internal memory card is full and the oldest saved data is being overwritten flashing red 92 of the storage capacity of the internal memory card is used H5 glowing green An exter...

Page 22: ...tions If the optical fibers are connected to the splice box of the inverter the status of the connection will be indicated by the LEDs of the SC COM Figure 9 LEDs for the status of the optical fiber c...

Page 23: ...ice view B Status bar C Logout button D Navigation bar E Content area 3 3 4 2 Tree View and Device View You can call up data of the individual devices of your PV power plant in the tree view or the de...

Page 24: ...equipment is connected to the grounding conductor sys tem of the product Degree of protection IP54 The product is protected against interior dust deposits and splashing water from all angles Beware of...

Page 25: ...f burns due to hot components Some components of the product can get very hot during operation Touching these components can cause burns Observe the warnings on all components During operation do not...

Page 26: ...2 4 Disconnecting the Supply Voltage at the Inverter from Voltage Sources 1 If the supply voltage is only to be disconnected upstream from the circuit breaker switch the circuit breaker of the supply...

Page 27: ...oltage 4 If the supply voltage has been disconnected downstream from the circuit breaker switch the external circuit breaker of the supply voltage on Tip The external circuit breaker of the supply vol...

Page 28: ...fuses and disconnection blades into all fuse holders of the inverter Use an LV HRC fuse extractor 2 Screw on the protective covers over the fuses torque 5 Nm 3 Switch on the DC voltage in the DC main...

Page 29: ...rious injury due to electric shock Disconnect the external supply voltage WARNING Hearing impairment due to high frequency noises of the product The product generates high frequency noises during oper...

Page 30: ...Downloading the Event Report The event report keeps a log of various events e g errors and warnings All events can be downloaded in a CSV file Upon delivery the automatic transfer of the events is dea...

Page 31: ...waiting time The waiting time specifies how long the disturbance will be shown on the touch display and saved as a disturbance Once the waiting time has elapsed the disturbance is no longer shown on...

Page 32: ...hether the cause of the disturbance has been rectified If the disturbance is no longer pending it is deleted from the memory If the cause of the disturbance still exists after the disturbance has been...

Page 33: ...When the inverter monitors the utility grid after a grid error the grid monitoring time is complied with Certain errors such as grid errors cause the inverter to shut down In this case the instantane...

Page 34: ...tand alone grid and has disconnected from the utility grid W W Check power frequency 0801 One line conductor of the utility grid has failed 30 s 30 s Check the grid voltage Make sure the external fuse...

Page 35: ...on error W W Check the PV array for ground faults 3512 The Remote GFDI has detected a permanent ground fault Q Q Check the PV array for ground faults 3515 A ground fault detected by Soft Grounding has...

Page 36: ...ervice Line 6121 No response from watchdog 30 s W Contact the SMA Service Line 6122 Ten internal monitoring errors have occurred in succession W 5 min Contact the SMA Service Line 6128 General error 5...

Page 37: ...act the SMA Service Line 6455 AC voltage is faulty W W Contact the SMA Service Line 6456 Pre charging circuit of DC link is defective W W Contact the SMA Service Line 6457 Capacitor self test has fail...

Page 38: ...splay only W W Check cabling between touch display and communication unit Contact the SMA Service Line 7601 Internal inverter error 30 s 1 min x Contact the SMA Service Line 7602 Internal communicatio...

Page 39: ...setpoint is invalid W W Contact the SMA Service Line 8704 External active and reactive power setpoints are invalid W W Contact the SMA Service Line 9008 Doors have been opened during operation 30 s 1...

Page 40: ...displays errors or warnings relating to the reactive power setpoint Procedure 1 Log into the user interface see Section 7 4 1 page 65 2 Select the instantaneous value Q VArModFailStt Display Cause and...

Page 41: ...t open the enclosure during rainfall or when humidity exceeds the specified thresholds The humidity thresholds are 15 to 95 Only perform maintenance work when the environment is dry and free of dust O...

Page 42: ...e for all maintenance operations Spare parts Only original parts or parts recommended by SMA Solar Technology AG are to be used as spare parts when replacing components Spare parts can be identified v...

Page 43: ...es Section 6 4 2 7 page 56 Checking the inverter surface Section 6 4 2 8 page 57 Checking the fuses disconnection blades Section 6 4 2 9 page 58 Checking the bolted connections Section 6 4 2 10 page 5...

Page 44: ...s every 10 Years Task Comment Replace 24 V power supply units Contact Service Replace 24 V buffer power supply unit Contact Service Replace the fans of the AC disconnection unit Contact Service for Su...

Page 45: ...ive components of the inverter Touching live components results in death or serious injury due to electric shock After switching off the inverter wait at least 15 minutes before opening it to allow th...

Page 46: ...DC load break switch is not switched on or not indicating the position On contact see Section 9 Contact page 67 8 Switch the inverter to Stop 9 Test the switching process three times 10 Close the door...

Page 47: ...rmation must be observed Do not touch any live components of the inverter or the medium voltage grid Comply with all applicable safety regulations for handling medium voltage grids Procedure 1 Use the...

Page 48: ...UTION Risk of burns due to hot components Some components of the product can get very hot during operation Touching these components can cause burns Observe the warnings on all components During opera...

Page 49: ...t 6 4 1 5 Checking the Function of the UPS Figure 14 Positon of the UPS Position Designation A Uninterruptible power supply UPS DANGER Danger to life due to electric shock or electric arc if live comp...

Page 50: ...earlier Contact SMA Solar Technology AG 6 4 2 Maintenance Work in Disconnected State 6 4 2 1 Performing the Visual Inspection DANGER Danger to life due to electric shock or electric arc if live compo...

Page 51: ...the indicators Type of inverter bridges Number of indicators 1 to 17 with connection terminals at the upper end 17 10 to 17 without connection terminals at the up per end 8 If the temperature exceeds...

Page 52: ...switching off the product wait until any hot components have cooled down sufficiently Wear suitable personal protective equipment for all work on the product Requirement The inverter must have been op...

Page 53: ...to life due to electric shock or electric arc if live components are touched Switch off the inverter and wait at least 15 minutes before opening it to allow the capacitors to discharge completely Dis...

Page 54: ...ion grids if required 5 Pull the front edge of the roof forward and push upward 6 Gently push the roof to the rear In doing so you push the roof out of the guide rails 7 Check whether the air intake i...

Page 55: ...ctric arc if live components are touched Switch off the inverter and wait at least 15 minutes before opening it to allow the capacitors to discharge completely Disconnect the inverter see Section 4 pa...

Page 56: ...Checking the Latches Door Stops and Hinges Required maintenance material not included in the scope of delivery A suitable water free and heat resistant lubricant e g WD40 Non greasing antifreeze agen...

Page 57: ...turer Position RAL color Color Roof RAL 7004 Signal gray Base RAL 7004 Signal gray Enclosure RAL 9016 Traffic white Silencing baffle RAL 7035 Light gray optional DANGER Danger to life due to electric...

Page 58: ...ion blades are free from hardened grease Clean contact surfaces if they are covered with hardened grease Then apply new grease to the surfaces 5 Insert all fuses and disconnection blades into the fuse...

Page 59: ...ed by the manufacturer of the surge arrester such as the PM20 by DEHN S HNE GmbH Co KG DANGER Danger to life due to electric shock or electric arc if live components are touched Switch off the inverte...

Page 60: ...message or label is damaged or missing Replace any warning messages and labels which are missing or illegible If necessary you can order the labels using the order number stated above Contact us see S...

Page 61: ...cted to the inverter via the grounding conductor If the roof is not disassembled correctly the grounding conductors may be pulled out Take care not to damage the grounding conductors during disassembl...

Page 62: ...rc if live components are touched Switch off the inverter and wait at least 15 minutes before opening it to allow the capacitors to discharge completely Disconnect the inverter see Section 4 page 25 D...

Page 63: ...rids 1 Release the screws of the right hand ventilation grid head size T40 2 Pull the lower side of the right hand ventilation grid forwards to remove it 3 Release the screws of the left hand ventilat...

Page 64: ...g the Password via the Touch Display Installer access The Installer access level is activated by entering the installer password The access level is reset after 15 minutes Procedure 1 Select 2 Select...

Page 65: ...uirement JavaScript must be enabled in your web browser e g Internet Explorer Procedure 1 Connect the laptop to the service interface of the inverter 2 Start your web browser 3 Enter the IP address of...

Page 66: ...tive covers 5 Nm 8 2 Type Label The type label clearly identifies the product One type label is present in the inverter The type label is located in the right hand top corner inside the interface cabi...

Page 67: ...hnical problems concerning our products contact your service partner The following data is required in order to provide you with the necessary assistance Device type Firmware version Event message Typ...

Page 68: ...www SMA Solar com...

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