Afore BNT KTL Series User Manual Download

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USER’S MANUAL

On-Grid PV Inverter

Anybuild Series

：

BNTxxxKTL(xxx=017,020)

Version

：

03.610100001721-V0.02

Summary of Contents for BNT KTL Series

Page 1: ...USER S MANUAL On Grid PV Inverter Anybuild Series BNTxxxKTL xxx 017 020 Version 03 610100001721 V0 02 ...

Page 2: ...em solutions to satisfy the consistently increasing demands for global energy The newly designed PV Inverter features itself with full load high efficiency high reliability and user friendly interface The maximum conversion efficiency of our inverter is up to 98 A user friendly installation interface professional industrial design and design for reliability mechanism give the Inverter Family a com...

Page 3: ... THE APPROPRIATE MOUNTING LOCATION 6 4 3MOUNTING THE INVERTER WITH WALL MOUNTING BRACKET 7 5ELECTRICAL CONNECTION 9 5 1 OVERVIEW OF THE CONNECTION AREA 9 5 2 CONNECTION TO THE PUBLIC GRID AC 10 5 3 CONNECTION TO THE PV GENERATOR DC 11 6 SYSTEM DIAGRAM 15 7 OPERATION 16 7 1 OVERVIEW OF CONTROLS AND DISPLAYS 17 7 2 COMMISSIONING 17 7 3 ANYBUILD SERIES LED DISPLAY 18 7 4 ANYBUILD SERIES LCD DISPLAY 1...

Page 4: ... Safety Instructions 2 1 Safety Precautions 1 All work on the inverter must be carried out by qualified electricians And ensure that children can not access to the equipment 2 The device may only be operated with PV generators Do not connect any other sources of energy to the device 3 The PV generator and inverter must be connected to the ground in order to reach maximum protection for property an...

Page 5: ...lic grid All work on the inverter must be carried out by qualified personnel only Beware of hot surface The inverter can become hot during operation Do not contact the device during operation Caution risk of electric shock Energy storage timed discharge time to be indicated adjacent to the symbol Caution Danger This device directly connected with electricity generators and public grid Do not dispo...

Page 6: ... Installation diagram F 1 Notice for installation G 1 Warranty card H 1 RV5 5 6 terminal I 3 Plastic Expansion Tube J 3 Tapping screw K 1 Security screw L 1 Screwdriver for security screw M 4 sets DC plug connector N 4 Screw O 1 Waterproof Junction Box P 1 GPRS Wi Fi Monitoring Module Q 4 Terminal 3 2 Identifying the Inverter You can identify the inverter by the type label Information such as seri...

Page 7: ...points when selecting where to install The mounting method and location must be suitable for the inverter s weight and dimensions The inverter must be installed in the solid walls such as brick walls or concrete walls in case of vibration noise or inverter falling off The installation site should be clearly visible and can be safely into without aids such as scaffold For the convenience of checkin...

Page 8: ...wed in backward tilted installation tilt angle should not exceed 30 degrees Forward tilted horizontal or inverted installation is not allowed 4 3Mounting the Inverter with Wall Mounting Bracket 1 Use the wall mounting bracket mark the drilling position and drill the holes for the screws ...

Page 9: ... the equipped self tapping screw 3 Hang the inverter to the mounting bracket and ensure the slot is fitted on the bracket 4 Check to ensure the inverter is correctly seated Make sure to lock it with the security screws See the figure below ...

Page 10: ... cooper wire and that of external ground conductor should be 4mm2 cooper wire 5 On both sides of inverter to the grid and PV array there must be between circuit breaker and surge protector and during inverter electrical connections circuit breakers on both sides should be disconnected to prevent electric shock 6 Before connecting the inverter to PV arrays and public grid make sure the polarity is ...

Page 11: ...Measure the grid voltage to make sure within the permissible range Disconnect the circuit breaker between the inverter and the grid 1 Disconnect the DC and AC breaker DC switch in the OFF state 3 Open the WiFi protection cover and plug in the WiFi 2 Assembly yellow green Ground wire RV5 5 6 terminal and connect to one ground terminal 4 Prepare AC cable Φ4mm2 or bigger stripping length is 14 0 5mm ...

Page 12: ...d switches on both DC and AC sides 5 3 1 Conditions for the DC Connection The connected PV modules must meet following requirements Same type Same model Identical alignment Identical tilt The following limit values at the DC input of the inverter must not be exceeded connecting to a higher voltage will destroy the device Type Maximum input voltage Vd c Maximum input current Ad c BNT017KTL 1000 21 ...

Page 13: ...ase note that the sizes of metal connecting tubes are different The bigger one is for female connector and the smaller one is for male connector Assembly Instructions Prepare the DC wire to connect the positive and negative DC arrays Stripping length is 12 15mm sectional area is 4 mm2 as below Insert the DC wire to metal connecting tube Make sure all line heads are in the connecting tube as pictur...

Page 14: ...d copper wire Make sure the harness will not fall off see picture below Insert the assembled cable into male female connector A chick sound can be heard when connecting correctly Then tighten the cap Refer to the picture below Positive PV Array Negative PV Array ...

Page 15: ...maximum input voltage of the inverter is not exceeded 3 Check the DC plug connector for correct polarity and well connected Plug the DC plug connectors into DC terminals on inverter Double MPPT trackers model BNTxxxKTL xxx 017 020 The device is equipped with 2 groups of DC DC A and DC B of connecting sockets for DC input and each group contains a pair of connecting sockets DC and DC Group A and B ...

Page 16: ...nel s to AC Alternating Current power Because Inverter is grid connected it controls the current amplitude according to the PV Panel power supply Inverter always tries to convert the maximum power from the PV array 3 QF1 QF2 Breaker The current per DC string does not exceed 25A 4 QF3 Breaker Refer to the following table to choose the AC breaker Note QF1 QF2 DC Breaker QF3 AC Breaker SPD Surge Prot...

Page 17: ...rotection protection voltage 2 5KV DC side nominal discharge current 20KA second grade lightning protection protection voltage 3 2KV 6 The wiring distance between the inverter and the distribution box should be at least 5 meters 7 Utility Referred to as grid in this manual i e the media your electric power company provides power to your place Please note that Inverter can only be connected to low ...

Page 18: ...he keypad is used for Scrolling the displayed parameter Up and Down keys or modify the adjustable parameters Cancel or Enter Esc and Ent keys 7 2 Commissioning After completing of the mechanical and electrical installation the inverter could be put into operation Enclosure Lid KEY LCD LED Light LCD Display ...

Page 19: ... the PV system or inverter the FAULT LED flashes and the faulty code will be shown on LCD screen POWER LED Green POWER LED turns on when DC voltage reaches the start up voltage and turns off when it falls below a certain value POWER LED is on represents inverter is active and so is the inverter control system If POWER LED is off inverter cannot be normally started up Under normal operation conditi...

Page 20: ...ond and automatically jump to the System Checking interface 7 4 1 First Boot Setting When first time turned on the power the inverter will automatically jump to the reminder interface to set country Press Ent to country and standard setting interface Press UP and DOWN to show countries Choose corresponding country and standard and press Ent Country setting completed system will automatically jump ...

Page 21: ...xt time Operation status and generation information of inverter will be shown on the main interface Display Info the current time will be shown in the last line Generation information interface scrolls every 3 seconds UP and DOWN also can be used to select Items of generation information are as follows Display Description Power Current Output Power Ipv1 Ipv2 DC Input Current in MPPT One Two Vpv1 V...

Page 22: ...nd DOWN to select the query item press Ent to get in and Esc back to main interface System Info System information shows current country standard and operating parameters UP and DOWN could be used to show the items of System Info as follows Display Description Standard Country and standard setting Case_Temp Chasis temperature ModleTemp Power module temperature ScreenTemp LCD temperature Rated Powe...

Page 23: ...Fault code ST Fault starting time ET Fault ending time SET Reset the inverter parameters by selecting SET Passwords are needed for the setting which only can be operated by after sales personnel to make sure the safety and normal operation of the inverter Clear Record Clear inverter s Error record and Run records Passwords are needed for the setting which only can be operated by after sales person...

Page 24: ...er limitation Press ENT to enter control selection interface Press UP and DOWN to choose start up or use forbidden then press ENT to confirm Press ENT to enter power limitation setting interface Press UP and DOWN to set limitation value then press ENT to confirm 7 4 4 LCD Backlight Control The backlight of LCD will automatically turn off after 5 minutes and LCD will automatically turn off after 10...

Page 25: ...000 20000 Max AC Current A 30 32 Nominal AC Current A 25 29 Max AC Inrush Current A 25 29 Max AC Fault Current A 37 5 43 5 Max AC Protect Current A 37 5 43 5 Nominal AC Voltage V 230 400 Nominal AC Frequency Hz 50 60 Power Factor 0 95 0 95 Output current THD 3 Feed in Starting Power W 20 Power consumption Power consumption at Night W 1 1 Power consumption at Standby W 15 15 Power Efficiency Max Ef...

Page 26: ...e sure impedance is more than 2MΩ 2 Please contact with local dealer if error remains the same after several reset GridF OutLim Electricity grid fluctuations Electricity grid Frequency out of range Machine failure 1 After electricity grid returns to normal the machine will automatically restart 2 Please contact with local dealer if error remains the same after several reset GridV OutLim 1 Off Phas...

Page 27: ...he machine will automatically restart 2 Please contact with local dealer if error remains the same after several reset IntFaultL 1 Electricity grid abnormal 2 Low Bus voltage fault 1 After electricity grid returns to normal the machine will automatically restart 2 Please contact with local dealer if error remains the same after several reset IntFaultM 1 Electricity grid abnormal 2 High Bus voltage...

Page 28: ...chine will automatically restart 2 Please contact with local dealer if error remains the same after several reset IntProtectO MCU protection Please contact with local dealer if error remains the same after several reset IntProtectP Frequency fault protection Reset grid frequency in accordance to local grid standard IntProtectQ DCI too high protection Please contact with local dealer if error remai...

Page 29: ... after several reset ExtFanErr 1 Fan blocked by foreign matter 2 Machine failure 1 Remove foreign matter 2 Please contact with local dealer if error remains the same after several reset IntFanErr Internal fan fault Please contact with after sales if error remains the same after several reset Restart Disconnect input and output switches in order reconnect them after LCD and indicating lights go off...

Page 30: ...Inverter serial number Inverter SN Number Customer Information The contents of this manual are subject to change without further notice For Afore latest product information please visit our website www aforenergy com Afore New Energy Technology Co Ltd www aforenergy com ADD No 2755 Sanlu Rd Minhang District Shanghai China 201112 TEL 86 21 54326236 FAX 86 21 54326136 E MAIL info aforenergy com ...

Page 31: ...aused by non professional or non qualified personnel 2 4 Failure to observe the user manual the installation guide and the maintenance regulations 2 5 Remove or damage warranty seal 2 6 Change or remove specification label serial number SN 2 7 Product malfunction or damage due to disobey to relevant laws and regulations or technical requirements in power plant design construction or installation w...

Page 32: ...try or region 4 Service Contact Customers could contact local dealer or distributor to discuss how to proceed Please visit www aforenergy com for dealer installer s contact details Of course customers may also contact Afore headquarterif they need help or advice 5 Force Majeure Force majeure is not artificially unavoidable and insurmountable objective conditions In addition it is the loss that eve...

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Page 35: ...Afore New Energy Technology Co Ltd www aforenergy com ADD No 2755 Sanlu Rd Minhang District Shanghai China 201112 TEL 86 21 54326236 FAX 86 21 54326136 E MAIL info aforenergy com ...

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