Jntech JNF1K5LF-A/24V User Manual Download Page 25

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4.5.2 LCD Display Interface

Follows are LCD display general block diagram, easy to know distribution of

LCD operation.

Initialize

Waiting

Upv

Ipvchg

Ugrid

ENTER

RunInfo

Upv

Ipvchg

Ugrid

Igridchg

IoutL2

Fout

T-Bat

T-Inv

T-Pch

T-Gch

InverterInfo

DSP-Ver

ESC

StatusInfo

E-Tot

ESC

Setting

FaultInfo

ESC

Password

ESC

Battery

Set

Bat-Cap

Ub-rate

EMS

Ib-float

Ub-over

Ub-recover

INV

ESC

Load-Set

A- Power

Clear S-

Data

YES

Password

Set

ESC

NEW

Language

Set

ESC

Lang

ESC

START

ESC

CHG

SiteNo.

Fault 1

Fault 2

Fault 3

Igridchg

Ubat

Pchg

Pout

Uout

IoutL1

Fout

Batlevel

Ubat

AC-CHG

Ib-const

Ub-float

T-Comp

Ut-up

Ut-down

LCD-Ver

Current

Fault

Site no.set

ESC

Site No.

SYS-SN

IoutL2

IoutL1

Pchg

Pout

Uout

Ub-const

Poff

Pon

Shut-H

Allow-H

ESC

Minv

Mby-pass

Figure 4-8 LCD Display Block Diagram

Summary of Contents for JNF1K5LF-A/24V

Page 1: ...I PV Off Grid Inverter with Hybrid Controller User Manual Hefei Jntech New Energy Co Ltd V1 0 ...

Page 2: ...ection 16 3 4 5 Communication Connection 17 4 Commissioning 18 4 1 Electrical Connection Inspection before Commissioning 18 4 2 Charging Commissioning 18 4 2 1 PV Charging Commissioning 18 4 2 2 Grid Power Charging Commissioning 19 4 3 Inverter Controller Output Commissioning 19 4 3 1 Battery Power s Inverting Output 19 4 3 2 Grid Pass by Output 20 4 3 3 Diesel Generator Pass by Output 20 4 4 Unio...

Page 3: ...nal information Inverter related symbol Symbol Meaning Direct current DC Alternating current AC Protective grounding Refer to relevant instructions Can not discard inverter together with domestic garbage Beware of dangerous high voltage Be careful in operation CE certification marks It means that inverter complies with the requirement of CE certification For the electrical and electronics equipmen...

Page 4: ...used by the following circumstances will be beyond the warranty scope of our company The photovoltaic array configuration ensure the DC side short circuit current in the machine within the allowable range otherwise it may cause irreversible damage to the machine The photovoltaic array configuration ensure each PV string open circuit voltage should not exceed 140V otherwise it will cause irreversib...

Page 5: ...all devices are fully connected Notice All electrical installation must comply with local and national electrical installation standards In order to ensure the safe operation require proper grounding the use of appropriate size conductor and provide short circuit protection necessary the connection cable must select the appropriate specifications firm connection and good insulation ...

Page 6: ...ectrical energy into battery inverter can transform battery s DC power into 115V AC power and 230V AC power to drive household loads work This system can meet the demands of electric power in the areas that without grid electricity or lack of electricity Meanwhile in the area of having Grid power and Diesel Generator input the system can manage power automatically which ensure household loads work...

Page 7: ...tions 5 AC output AC loads output L1 is light load output firing line L2 is household heavy load firing line N is AC zero line PE is ground protection line 6 Control Interface TB is the connecting interface of temperature sensor be used to monitor battery s temperature to prolong battery lifespan NONC is dry contactor control terminal for example can connect with diesel generator and control its s...

Page 8: ...agram 2 2 Inverter Controller Size and Weight Sheet NO Model No W mm H mm D mm W kg 1 JNF1KLF A 24V 485 365 235 17 2 JNF1K5LF A 24V 485 365 235 18 3 JNF2KLF A 24V 485 365 235 27 4 JNF3KLF A 48V 485 365 235 28 5 JNF4KLF A 48V 500 365 235 30 6 JNF5KLF A 48V 500 365 235 35 Depth Width Hight ...

Page 9: ...d qty please check up with installation list Figure 3 1 Inverter Controller and standard parts Diagram 3 1 Inverter Controller and Accessories sheet Serial No Illustration Dispatch status 1 Inverter Controller Standard configuration 2 MC4 PV connector Standard configuration 3 Cool pressing terminal Standard configuration 4 Expansion bolts Standard configuratin 5 PV connector dismounting tools Stan...

Page 10: ...2 5 M8 use for cool pressing terminal installation Crimping Pliers M2 5 M8 use for connecting with battery terminals Monkey spanner 300mm use for nut assembly inverter controller installation Impact drill φ8 use for drilling hole and inverter controller installation wire stripping pliers M1 5 M8 use for connecting PV cable hammer 6Pounds use for tunking setscrew 3 3 Hanging mounted Installation In...

Page 11: ...models Diagram 3 3 Fixed position sizes chart Fixed position size Model of Inverter Controller L 459mm H 245mm JNF5KLF A 48V L 454mm H 200mm JNF1KLF A 24V JNF1K5LF A 24V JNF2KLF A 24V JNF3KLF A 48V JNF4KLF A 48V Step 3 Refer to follow installation method to finish the installation Figure 3 4 Installation operation diagram 300mm L 459mm Or456mm H 245mm Or144mm 300mm 500mm 500mm 300mm 1 Use churn dr...

Page 12: ...3 JNF4KLF A 48V 63 32 80 20 20 6 9 5 12 12 JNF5KLF A 48V 63 40 100 25 25 6 7 4 10 10 Above diagram the selection of C shows normal type auto breaker after C Digital said over rated current cable selection in AWG American Standard refers to the diameter of the cable wire 3 4 1 PV Input Connection Step 1 Do the following inspections before PV side terminal connecting 1 Please make sure system s DC a...

Page 13: ... Input Side Cable Connecting Diagram 3 4 2 AC Input Connection Inverter Controller can accept two kinds of AC power input one is single phase grid power the other is single phase diesel generator power Please select corresponding connection mode doing the specific connection 3 4 2 1 Grid Power Input connection Please make sure Grid power in off state 1 Use wire stripping pliers to strip 10mm then ...

Page 14: ... into AC air switch accordingly Grid input side cable connecting diagram as follows Figure 3 8 Grid Input Side Cable Connecting Diagram 3 4 2 2 Diesel Generator Connection Please ensure inverter controller in power off state Step 1 Refer to diesel generator s user manual to find its start mode is NO normally open or NC normally close 1 Use wire stripping pliers to strip 10mm then use Crimping Plie...

Page 15: ... Connecting diesel generator s AC output with inverter controller s AC input specific operation please refer to grid power input side cable connection Diesel generator input side cable connection diagram as follows Figure 3 10 Diesel Generator Input Side Cable Connecting Diagram 1 Use wire stripping pliers to strip 10mm 3 Insert tightened terminal into inverter No end female seat or NC end female ...

Page 16: ...onnecting please refer to follow method Figure 3 11 Battery Terminal Making and Connecting Diagram Step 3 Keep battery side air switch in off state first insert the cables of battery side into the above air switch according to their positive and negative pole Then put one end of cable which be made in step 2 into the above air switch the other end of cable into battery terminals avoid battery s po...

Page 17: ...d Figure 3 13 TB side terminals making and cable connecting diagram Step 3 Insert one end of temperature sensitive line into control interface terminal the other end of inductor be fixed on the batteries with glue Control interface TB side s cable connecting method is as follows 1 Use wire stripping pliers to strip 10mm cover 3 Insert tightened terminal into inverter female seat finish making and ...

Page 18: ...ch off sate then insert the above AC output cables into their corresponding air switch Step 3 Then insert one end of the cables which made in Step 1 into related air switch the other end of cable into inverter controller s AC output terminals L1 terminal or L2 terminal AC output side s cable connecting diagram as follows Load L1 L1 L2 Heavy Load Light Load PE N L2 N 1 Use wire stripping pliers to ...

Page 19: ...ng communication interface terminals according to following methods Figure 3 17 Communication Interface Terminal Making and Cable Connection Diagram Step 3 Connecting the needed communication appliances such as computer communication module ect with inverter controller through COM interface Follows are control interface connection figure Figure 3 18 Control Interface Connecting General Diagram 1 p...

Page 20: ... the allowable range of the inverter controller 5 Checking the negative and positive pole of battery be right 6 Checking AC output side is firm and correct 7 Checking control interface is firm and correct 4 2 Charging Commissioning 4 2 1 PV Charging Commissioning Please ensure that commissioning is doing in sunny condition specific operation steps as follows Step 1 Turn on air switch of battery pa...

Page 21: ...ay Charging indicator light is in green as follows Figure 4 2 Grid Power Charging LCD Diagram Step 3 LCD display shows charging state is normal turn off grid side air switch finish grid charging commissioning 4 3 Inverter Controller Output Commissioning 4 3 1 Battery Power s Inverting Output Ensure battery pack s air switch in off state battery pack voltage is normal specific operation step as fol...

Page 22: ...not AC voltmeter shows voltage is within 220V 15 LCD display AC INV indicator light is in green and flashing specifics as follows Figure 4 4 Grid Pass by LCD Display Diagram Step 3 Press ON OFF switch off Grid by pass output finish grid power pass by output commissioning 4 3 3 Diesel Generator Pass by Output Please ensure that the starting signal of diesel generator is connected with the communica...

Page 23: ...ection of inverter controller is completed and the commissioning condition of the whole machine is fulfilled Union commissioning specific operation procedures are as follows Step 1 Turn on the air switches of PV input side Grid input side and diesel generator input Step 2 Restore the dispatching mode all dispatching mode be set to automatic mode specific operations refer to figure 4 16 Switch in A...

Page 24: ... Meaning Indicator lamp Color Illustration AC INV Green When inverter controller connects with loads invert DC to AC the light is in green When switch on Pass by the light is in green and flashing Green flash CHG Green When PV panel or Grid power charges battery light is in green FAULT Red If over load light is in red Diagram 4 2 Press Button Instructions Keyboard Illustration ON OFF Long press ov...

Page 25: ...aultInfo ESC ESC Password ESC Battery Set Bat Cap Ub rate EMS Ib float Ub over Ub recover INV ESC Load Set A Power Clear S Data NO YES Password Set ESC NEW Language Set ESC Lang ESC START ESC CHG SiteNo Fault 1 Fault 2 Fault 3 Igridchg Ubat Pchg Pout Uout IoutL1 Fout Batlevel Ubat AC CHG Ib const Ub float T Comp Ut up Ut down LCD Ver Current Fault Site no set ESC Site No SYS SN IoutL2 IoutL1 Pchg ...

Page 26: ... Ipvchg IoutL2 0 0A Figure 4 9 LCD Display Interface Show LCD display interface s content and function explanatio please reference to appendix A Diagram 6 1 Turn on LCD display interface then press enter into home page main menu specifics as follows Figure 4 10 Main Menu Interface Display Main Menu function description pls refer to appendix A Diagram 6 2 RunInfo EMS Settings StatsInfo InverterInfo...

Page 27: ... 0V 0W 0W 0 0V 0 0A 0V 0 0A 0 0V Fout IoutL1 Uout Pout Pchg Batlevel Ubat Igridchg Ugrid Ipvchg Upv 0 0V RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC Upv 0 0V Ipvchg Ugrid Igridchg U bat Pout Uout IoutL1 IoutL2 Fout T Bat T Inv T Pch 取消 0 0 0 0 0Hz 0 0A 0 0A 0V 0 0A 0 0V 0W 0V 0 0A T Gch 0 ESC Pchg 0W 0 0A IoutL2 Pout Uout Io...

Page 28: ...0 0V 0 0A 0V 0 0A 0 0V Fout IoutL1 Uout Pout Pchg Batlevel Ubat Igridchg Ugrid Ipvchg RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC SiteNo SYS SN DSP Ver 取消 LCD Ver SN SiteNo SYS SN ESC 0 0A IoutL2 Figure 4 12 LCD Basic Information Operation Interface For basic informa...

Page 29: ...P DOWN RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC Upv 0 0Hz 0 0A 0V 0W 0W 0 0V 0 0A 0V 0 0A 0 0V Fout IoutL1 Uout Pout Pchg Batlevel Ubat Igridchg Ugrid Ipvchg 0 0A IoutL2 Figure 4 13 LCD s Statistical Information Operation Interface For statistical information func...

Page 30: ... Input 00 UP DOWN Password error 3s later ENTER UP DOWN ENTER ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC Password Incorrect SiteNo Set Battery Set Languagae Set Password Set Clear S_Data 取消 SiteNo Set ESC Upv 0 0Hz 0 0A 0V 0W 0W 0 0V 0 0A 0V 0 0A 0 0V Fout IoutL1 Uout Pout Pchg Batlevel Ubat Igridchg Ugrid Ipvchg 0 0A I...

Page 31: ...EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC RunInfo EMS Settings StatusInfo InverterInfo FaultInfo ESC ESC Fault ESC 100 Upv 0 0Hz 0 0A 0V 0W 0W 0 0V 0 0A 0V 0 0A 0 0V Fout IoutL1 Uout Pout Pchg Batlevel Ubat Igridchg Ugrid Ipvchg 0 0A IoutL2 Figure 4 15 Malfunction Information Operation Interface For malfunction information functio...

Page 32: ...patching Settings Classification Illustration Dispatching Settings Function Illustration Grid Charging ON Enable Grid Charging OFF Power Off Grid Charging Charging Dispatch AUTO Intelligent dispatch PV PV charging mode GRID AC charging mode Inverting Dispatch AUTO Intelligent dispatch BAT Battery mode BYP AC Pass by mode Selecting Input GRID Grid power input DIESEL Diesel generator input Heavy loa...

Page 33: ... Fout IoutL1 Uout Pout Pchg Batlevel Ubat Igridchg Ugrid Ipvchg 0 0A IoutL2 Figure 4 17 Dispatching Settings heavy loads setting Operation Interface For dispatching settings function illustration please refer to appendix a Diagram 6 2 When batteries pack be changed to different model in order to increase work efficiency some battery parameters need to be modified parameter setting s default passwo...

Page 34: ... Charing overheating Fault light is on and whole machine stops working Cooling function efficiency reduced or failed Check whether the fan is working normally If ventilation holes of housing are blocked by foreign matter Fault 103 104 210 302 304 Temperature sampling failure Fault light is on and fan starting to work normally temperature sensor wiring loose or dust interference sampling No need to...

Page 35: ...ilation holes are blocked by foreign matter Fault 200 201 abnormal inversion of voltage and current Fault light is on and the whole machine stops working inside fault Please contact Jntech customer service Fault 211 Abnormal overload relay Fault light is on and the heavy duty relay is closed inside fault Please contact Jntech customer service please get power from emergency terminal for short term...

Page 36: ...heck whether the fan is running properly Whether it was blocked by foreign matter Make inspection as following for inverter with charger every six months Check the humidity and dust of the surrounding environment of machine such as excessive dust please clean the machine Check whether the cable connection of the machine is loose If it is loose fasten it again according to the wire connection metho...

Page 37: ...splay machine present working status Basic information Display machine software version Statistics information Display machine total generated power System setting Machine key parameter settings Fault message Display machine present fault code Esc Exit the menu return to the first screen Secondary menu Operation information Function declaration PV voltage Display PV array present voltage PV chargi...

Page 38: ...neration and power consumption will be cleared Password settings Set entering password Language settings Set display language in English or Chinese Factory reset Restore parameters to factory setting ESC Return to previous password input menu Secondary menu dispatching setting Function declaration Grid charging Set the grid charging mode of system Charging dispatching Set the charging mode of syst...

Page 39: ...uring battery charging Minimum quantity of electricity Minimum charging quantity of electricity when system start diesel generator Maximum quantity of electricity Maximum charging quantity of electricity when system close diesel generator Minimal quantity electricity for heavy load Set the minimum quantity of electricity which is not allowed for discharging by heavy load Permission quantity electr...

Page 40: ...000VA L L 750VA L N 1500VA L L 1000VA L N 2000VA L L 1500VA L N 3000VA L L 2000VA L N 4000VA L L 2500VA L N 5000VA L L Rated Power 400W L N 800W L L 600W L N 1200W L L 800W L N 1600W L L 1200W L N 2400W L L 1600W L N 3200W L L 2000W L N 4000W L L Output Voltage 115Vac L N 230Vac L L 115Vac L N 230Vac L L 115Vac L N 230Vac L L 115Vac L N 230Vac L L 115Vac L N 230Vac L L 115Vac L N 230Vac L L Rated ...

Page 41: ...0Vac 20 Switching Time 100ms Machanical Data Dimension W H D 485mm 365m m 235mm 485mm 365m m 235mm 485mm 365m m 235mm 485mm 365m m 235mm 485mm 365m m 235mm 500mm 365m m 235mm Weight 17kg 18kg 27kg 28kg 30kg 35kg Others Protection Level IP22 Noise 50dB Cooling Method Natural Cooling Operate Temp 20 50 Storage Temp 25 70 Status Indicator LCD LED Interface RS485 Elevation 2000m 2000m derating operate...

Page 42: ...cific load model Fault information Fault code Fault phenomenon Fan condition Fan runs or not Fan operation Group string information PV panel model PV panel settings Storage battery information Battery model Battery configure After sales service requirements Customers information Customer name Contact details Address Postal code Product improvement suggestion ...

Page 43: ...onable time to fix the problem equipment Exemption From Liability We do not give the guarantee for following condition Damage in transport Improperly installed refitted or used The parts of the machine have exceeded the free warranty period Operation beyond the very harsh environment which described in the user manual Failure or damage of machinery caused by non Jntech company repair replacement o...

Page 44: ...com Email sales jnnewenergy com Copyright belongs to Hefei Jntech New Energy Co Ltd This document relates to the patents and confidential information of Hefei Jntech New Energy Co Ltd It is not allowed to copy take pictures and distribute online without the permission of Jntech company Hefei Jntech New Energy Co Ltd has rights to modify the user manual ...

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