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Installation

 

and

 

Operation

 

Manual

                                                                                                   

45

 

9. Technical Data

 

 

Table 9.1 Technical Data 

MODEL 

KSG-32K 

Input Data 

 

Maximum power of PV

33KW 

Maximum voltage of 
direct current 

1000V 

Rated operational 

620V 

Tracking scope of 

250V~950V 

Full load MPP voltage 

480V~ 800V 

Maximum input current

26 A

×

3

DC switch 

Standard configuration 

Output data 

 

Rated output power   

32KW 

Rated output current 

81A 

Rated alternating voltage

220Vac 

Allowable voltage scope 
of grid 

176-264V (Refer to Table 9-2/9-3) 

Allowable frequency 
scope of grid 

60Hz ±2Hz   

Power factor 

0.8 lead / lag 

THD of output current 

<3% 

Wired method 

3W+N+PE / 3W+PE 

Features 

 

Maximum efficiency 

98.3% 

European efficiency 

98.0% 

MPPT efficiency 

99.9% 

Standby loss 

<2W 

Cooling method 

fans 

Communication port 

RS485 / WLAN & Ethernet (Selectable)

Environmental 

 

Available ambient 

-25°C ~ +60°C

Humidity 

0~95%, no condensation 

Altitude 3000m 
Noise 

＜

40dB

Protection level 

IP65 

Mechanical data 

 

Dimension (W * H * D)

636*1000*260mm 

Weight 67.4Kg 

Summary of Contents for KSG-32K

Page 1: ...201706 Ver 1 0 User Manual Solar Inverter KSG 32K...

Page 2: ...ace 9 5 System Operation 11 5 1 System Mode 11 5 2 Grid connected Operation 11 5 3 System Shutdown 13 5 4 Error and Alarm 14 5 5 Type of system fault and trouble shooting 16 6 Human machine Interface...

Page 3: ...s 27 7 4 6 485 baudrate 28 7 4 7 485 protocol 28 7 4 8 Display language 28 7 4 9 LCD backlight 29 7 4 10 Date time 29 7 4 11 History clearing 29 7 4 12 Password setting 30 7 4 13 Maintenance 30 7 4 14...

Page 4: ...nstallation of Inverter 38 8 2 5 Installation Location 39 8 2 6 Installation Procedure 39 8 2 7 Ambient requirement 40 8 3 Electric connection 41 8 3 1 Requirement for electric installation 41 8 3 2 W...

Page 5: ...anual please read the following sign explanation carefully Warning This sign indicates that it may cause danger to safety of users and or attentions or instructions for possible serious damage to hard...

Page 6: ...erating System The photovoltaic grid connected generating system is composed of solar cell module grid connected inverter metering devices and power distribution system as shown in Figure 1 The solar...

Page 7: ...mation and installation use instructions for users of KSG 32K photovoltaic grid connected inverter manufactured by this company Please read this manual carefully prior to use of this product and store...

Page 8: ...al installation Please contact with local appointed personnel for system installation and maintenance if this equipment requires the maintenance Use of this equipment for grid connected power generati...

Page 9: ...ect current is input via three phase full bridge circuit and transformed into sine wave current through filter and output to power grid To make the photovoltaic array generate in maximum power the new...

Page 10: ...ed with PC via converter RS485 RS232 When two or more inverters are in parallel communication 2P DIP switch beside RJ45 of the last one should be ON Or else it may cause communication interruption Tha...

Page 11: ...ter each time prior to grid connected operation The inspection items include inspection on insulation impedance at DC side self checking for leakage current detection function and inspection on AC out...

Page 12: ...2K grid connected inverter and PV arrays Independent input mode three groups of different PV arrays may be connected to input end of inverter and independent MPPT controller is available for each grou...

Page 13: ...ing refer to 7 4 1 If both input and output wirings are correct and the power grid is free of abnormal conditions the inverter will enter waiting mode The grid connection of inverter will be started f...

Page 14: ...wer Generated XXXX W XXXXX Kwh Instant power rate accumulated power generated Voltage And Current Of PV1 PV2 PV3 Input DC XXX X V XXX X A Voltage and current from PV arrays Voltage And Current Of AC o...

Page 15: ...requency between primary CPU and secondary CPU DSP Operation Fault F24 DSP communication faulty on DSP Communication Lost F32 DSP communication faulty on Table 5 2 Alarm Information Alarm message Alar...

Page 16: ...imes and check whether fault still exists 3 Contact with your local distributor if the fault still exists Insulation impedance Fault F07 1 Disconnect PV input and restart the inverter and check whethe...

Page 17: ...the Inverter can be turned off on remotely by monitoring software SPI communication Fault F18 1 Disconnect PV input and restart the inverter and check whether fault still exists 2 Contact with your l...

Page 18: ...in NORMAL Indicator light for normal operation generating electricity ALARM Indicator light for warning alarm FAULT Indicator light for error fault Table 6 2 Description for functions of buttons Butto...

Page 19: ...ning information of photovoltaic power generation system we will offer the following design scheme for monitoring system Intelligent cluster controller Figure 8 Data collector conducts monitoring thro...

Page 20: ...Inverter RS485 terminal block are defined as follow Figure 11 RS485 Port 6 3 Dry contact Interface optional 6 4 Remote control The inverter can realize the remote SHUTDOWN and ON and power limit regul...

Page 21: ...unning information of the inverter in a circulating mode including 10 interfaces for network voltage frequency of electric network etc Time for automatic switch over between interfaces is 3 seconds al...

Page 22: ...ccurs it will skip into system interface immediately and lock to it and this will make convenience for the user to determine its cause based on codes on the interface After disappearing of error fault...

Page 23: ...etting menu refer to 7 4 7 press UP DOWN to increase or decrease the input figure press ENTER button to move the cursor backwards press ESC button to move the cursor frontward Setting 1 Input mode 2 S...

Page 24: ...2 Germany 3 Australia 4 Italy 5 Spain 6 U K Press UP DOWN button to move corresponding options including China Germany Australia Italy Spain U K with 11 kinds in total Then confirm the selected optio...

Page 25: ...on START UP VOLT Input 350V Unit V Press UP DOWN to increase or decrease the input figure move the cursor backwards and confirm completion of input as well as enter into interface of please starting u...

Page 26: ...264 Unit V Press UP DOWN to increase or decrease the input figure confirm input and enter into interface of please starting up again refer to 7 4 4 7 by pressing ENTER button press ESC to cancel input...

Page 27: ...er is changed by grid standards 7 4 4 7 Please starting up again Interface Description Please starting up again A prompt that it is required to start the machine once again so that the setup relevant...

Page 28: ...485 protocol Interface Description SELECT 1 KSTAR 2 MODBUS Press UP DOWN button to move corresponding options And confirm selected option and return back the setup interface by pressing ENTER button r...

Page 29: ...1 01 Time 02 43 03 Week 6 Press UP DOWN to increase or decrease the input figure press ENTER button to move the cursor backwards confirm input and return back setup interface refer to 7 4 and move the...

Page 30: ...the cursor frontward and return back setup interface refer to 7 4 by pressing ESC button 7 4 13 Maintenance Interface Description Password Input XXXXX This interface will be used f o r f a c t o r y...

Page 31: ...ons in total including INV MODEL MODEL NO FIRMWARE And RECORD 7 5 1 INV MODEL Interface Description Inverter XXXXX This interface displays product Model of the inverter UP DOWN button is invalid ENTER...

Page 32: ...ncluding two types of fault and warning alarm its content will be described in codes with total number of 500 at utmost after exceeding this extent the one with earliest time will be covered Press UP...

Page 33: ...6 Statistics Interface Description Statistics 1 Time statistics 2 Times of paralleling in 3 Power peak This interface is used to select various options for statistics UP DOWNbutton is used to move cor...

Page 34: ...ak of the inverter UP DOWN button is invalid and ENTER is also invalid press ESC button to return back statistics interface refer to 7 6 7 6 4 Generated energy of that day Interface Description This d...

Page 35: ...rated energy of that year Interface Description This year Numerical value 30000 Unit Kwh This interface displays generated energy of that year UP DOWN button is invalid and ENTER is also invalid press...

Page 36: ...the transportation company or our company directly We will provide you with the best and quickest service after you provide the photo of damaged part Basic installation requirement The KSG 32K invert...

Page 37: ...ct the voltage of direct current is 1000V and the voltage of alternating current is 400V Attention The professional electrician must be invited to install this inverter 8 2 2 Mechanical dimension We o...

Page 38: ...or pedestrian to touch but consider easy installation and easy maintenance as well 3 Make sure the inverter should be kept at least 1M away from other stuff 4 Don t directly expose the inverter under...

Page 39: ...wall 4 Mount the inverter at height same as eyesight for easy operation and data reading 8 2 6 Installation Procedure Fix the rack to metal holder standard The inverter standard with bolt group includ...

Page 40: ...osition of the formwork 2 Clean the dust inside the holes and insert expansion bolt into the holes Make the expansion pipe into the wall screw the bolt take the rack aimed at the hole then tighten by...

Page 41: ...equirement for electric installation Photovoltaic array The open circuit voltage for photovoltaic array cannot exceed 1000V with allocated power for it of 33KW Take KSG 32K as example Recommended maxi...

Page 42: ...m2 Tools The multimeter wire stripper and screw driver are required during electric connection 8 3 2 Wire for alternating current connection The breaker of alternating current is cut off when wiring t...

Page 43: ...d 1000V Confirm the positive and negative pole with multimeter The positive pole of photovoltaic array is connected with PV of direct current input The negative pole of photovoltaic array is connected...

Page 44: ...anual 43 Figure 18 Communication Connection Figure 19 RS485 RS232 Converter Figure 20 RS485 Port When the GPRS WIFI data controller monitor the PV inverter the pin definition of GPRS WIFI as shown in...

Page 45: ...chine are satisfied 6 The grid connected inverter cannot be controlled manually after its normal operation and it has the functions of automatic starting and closing after fault Closing process 1 The...

Page 46: ...t 81A Rated alternating voltage 220Vac Allowable voltage scope of grid 176 264V Refer to Table 9 2 9 3 Allowable frequency scope of grid 60Hz 2Hz Power factor 0 8 lead lag THD of output current 3 Wire...

Page 47: ...76 58 62 60 60 Table9 3GridSpecification 3W PE LL Grid specification Output Voltage Range Vac Output Frequency Range Hz Boot wait time S Error recovery time S 60Hz 320 480 58 62 60 60 In the running p...

Page 48: ...od The unqualified product after replacing should be returned to our company The reasonable period must be reserved by customer so that our company can repair the equipment having fault Our company ha...

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