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2.2 Technical Specification

Summary of Contents for AS 1.0

Page 1: ...Grant Grid Connected Inverter For Grant Solar PV Systems Installation User Instructions Doc 92 Rev 00 August 2010 PROVISIONAL COPY ...

Page 2: ...lation 7 4 1 Siting 7 4 2 Mounting 8 4 3 Electrical wiring 9 4 4 Energising the system 10 4 5 De energising the system 10 5 Inverter Display and Indicators 11 5 1 LED indicators 11 5 2 LCD panel 11 5 3 Normal operation 12 5 4 System operating modes 13 5 5 Fault displays 14 5 6 Power generation data 15 6 Fault Finding 16 6 1 Grid volt error 16 6 2 TVS Over power 16 6 3 DC supply issue 16 6 4 Invert...

Page 3: ...and the DC connections to this inverter before commencing any maintenance High power capacitors inside the inverter may be storing high voltages even with the AC DC connections isolated The inverter must be mounted onto a solid fire resistant wall The inverter weighs between 22 5 and 42 5kg depending on the model and will require two people to lift it into position Do not touch any part of the inv...

Page 4: ...nless steel enclosure designed and certified for IP65 protection Isolation transformer for safety and reliability without compromising conversion efficiency Plug in connections for AC DC and communication optional accessory cables Power size and input voltage range for each input MPPT channel Transient voltage suppressor at both input and output terminals to protect the inverter from transient hig...

Page 5: ...Product Information 5 2 2 Technical Specification ...

Page 6: ...cause damage to the inverter Non optimal design will lower the efficiency of the system and waste inverter power capacity A guide matrix is provided below for each inverter model when using the Grant GPV180M Solar PV modules CAUTION On no account must these values be exceeded ...

Page 7: ...m above the top of the inverter and 200mm on both sides Figure 1 CAUTION Do not install the inverter in an explosive or flammable environment The site of the installation will be dry clean from dust and sufficient room to allow free air to circulate CAUTION The site of the installation should not be an area that is in constant use by people or animals Do not touch the enclosure while the inverter ...

Page 8: ...emble the expansion bolt set as shown in Figure 2 and secure the mounting plate to the wall Lift the inverter with two people and hang on the top edge of the mounting plate Fix the positioning bolt to the bottom hole of the mounting bracket Fasten the positioning bolt under the inverter See Figure 3 1 Mounting Bracket 2 Nut 3 Spring washer 4 Flat washer 5 Expansion tube 6 Bolt Figure 2 Bolt Assemb...

Page 9: ...generating device to this inverter DC CONNECTION The length of the cable between the PV array and the inverter should not exceed 10m This includes any DC isolators that are fitted between the array and the inverter Longer cables could lower the overall system efficiency and could cause electromagnetic interference The inverter uses a MC Type4 DC plug and socket for connecting the PV array cables T...

Page 10: ...ng does not exceed 400V and note the polarity of the MC4 connectors is correct Check the AC isolator s are in the off position and that there is no power being supplied to the inverter Connect the AC plug to the inverter and screw the securing ring hand tight Isolate the DC isolator s Connect the MC Type4 connecters to the inverter Turn on the DC isolator s Note that the LCD display on the inverte...

Page 11: ...to indicate a fault A Red LED indicates a category 1 fault a green LED indicates a category 2 fault When the fault is removed this LED turns off 5 2 LCD Panel The LCD shows two lines of information By touching the case of the inverter the display will be backlit for a period of 30 seconds The display screen can display 3 categories of information system initialisation normal operation and system o...

Page 12: ...n total in kWh Range 0 to 300 000 kWh See Figure 11 T Today generation time today Range 0 0 to 24 0 h hours T Total Total generation time Range 0 0 to 99 999 h hours Internal Temp of the Inverter See Figure 12 Value 0 to 99 C Mode is used to indicate what operating mode the inverter Is currently in Display real time Year Month Date Hour Minute See Figure 13 Figure 7 Display Figure 8 Display Figure...

Page 13: ...has not entered generation status after restart See Figure 14 2 INTERRUPTED MODE The system has shut down because of CAT 1 see info below See Figure 15 3 POWER LIMITING MODE The system reduces power output when overheated or Overloaded See Figure 16 4 MAXIMUM POWER POINT MODE The system is operating at maximum power See Figure 17 Figure 14 Stand by mode Figure 15 Interrupted mode Figure 16 Power l...

Page 14: ...cy Error 4 TVS1 Failure 5 TVS2 Failure There will be 2 lines of information displayed The top line will display the fault information If there is more than one fault the display will roll with intervals of 5 seconds The bottom line will display information of the operating status and statistics The display will roll with intervals of 5 seconds If faults 1 4 or 5 occur the system will operate norma...

Page 15: ...ndition the inverter also records power output for all conditions including daily output for the last 30 days and monthly outputs for the last 12 months The system can record up to 1000 records offault information which includes fault characters to a maximum of 10 digits When the records exceed 1000 the oldestrecord will be replaced All of the above operating information and records can be read vi...

Page 16: ...erter compatibility WARNING There are no user serviceable components inside the Grant grid connected inverter Service and repair of the unit can only be carried out by Grant Engineering or a trained Grant representative due to a high risk of electric shock 6 3 DC Supply Issue Possible causes 1 DC input over or under Voltage Solutions 1 Isolate the inverter and check the Strings for over under volt...

Page 17: ...lood fire etc Terms of manufacturer s guarantee The Grant Solar PV Grid Inverter guarantee starts from the date of purchase This guarantee does not cover breakdowns caused by incorrect installation neglect misuse accident or failure to operate the system in accordance with these Installation and User Instructions The online registration must be completed within thirty days of installation Failure ...

Page 18: ...Notes 18 Notes ...

Page 19: ...Notes 20 Notes ...

Page 20: ...GRANT ENGINEERING UK LTD Hopton House Hopton Industrial Estate Devizes Wiltshire SN10 2EU Telephone 01380 736920 Fax 01380 736991 Email info grantuk com Website www grantuk com ...

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