PCM Solar King installation and user manual
Contents
1. Twist the coupling ring to receptacle on inverter Make sure it is perfectly matched 4 For 6000 connect AC wires as follows Disassemble female socket and turn on the lock key 1 Connect AC wires to connection socket as indication Insert Line wire to 1 or L Neutral wire to N and Ground wire to pin Assembly the socket again and turn off the lock key 1 Insert the whole socket set to inverter and turn off the lock key 2 Female insert with coupling ring Pressing AC wire inserting direction Twist the coupling ring to receptacle on inverter Make sure it is perfectly matched 5 Suggested wire size for AC cable Model b mm AWG no 3000 4000 6000 11 Connect to PV array DC 3000 2000 1500 4000 6000 TAA AAA AAA Turn off the DC switch 2 Make sure the maximum open circuit voltage Voc of each PV string is less than 500V UNDER ANY CONDITION 6000 is 600V We recommend use PV array which Voc is less than 430VDC under 25 C ambient 3 Use MC Multi contact or Tyco connectors as PV array terminals 4 Connect positive from array to terminals and negative to terminals Each DC terminal on Inverter can withstand 20A DC current at most 6000 is 30A 5 Turn on the DC switch Note Before connecting to DC terminals please make sure the 12 polarity is correct Incorrect connection will damage the unit forever Checking 1 After2. Display Showing the inverter status Operation LED Blue Working Mode Operation LED Red fault status Solar panel input DC Input DC switch AC connector Optional communication slot Display and connections RS232 cover SNMP and RS485 2 Installation Before starting installation please check the following items This unit is designed for indoor and outdoor usage But it is suggested that the unit can t be exposed under rain or water directly and use a shelter to protect the unit would be better Do not expose this unit to the sun directly This may reduce the output power due to high temperature Check the ambient temperature of installation is within specification 25 55 C The grid to be connected is 230V system The connection to grid is approved by utility company The installation must be done by qualified personnel Though Grid PV Inverter can be installed where temperature up to 50 C we still strongly recommend that it should be installed where ambient temperature in the range of 0 40 C Mount Grid PV Inverter to the wall I 2 Select a wall or solid place can support the inverter Convection cooling space required To dissipate the heat generated by inverter 25cm space at least on the top and bottom is necessary Mark the hole position according to following table or mounting template attached We E em a wg E ae a E a E eR a a gt E p gt a a eg a gt aeo eB TaT o heh a gg et eg
3. LED There are 2 LED s on Inverter one is blue and the other is red 1 Power on Blue LED It lights when Inverter is working It will be dark when fault mode or shutdown mode 2 Fault red LED Once the LED light it means inverter meets fault or failure conditions The detail conditions can be found in the table below LCD A In generally LCD will show Working Mode as Inverter is working B When LCD shows Working Mode press button over 3 sec LCD will show Setting then enter setting function mode LCD Contrast setting gt press button over 3 sec to enter Press button to select Contrast 1 to Contrast 5 Then press button over 3 sec LCD will show Setting Contrast setting is OK LCD Language setting gt press button over 3 sec to enter Press button to select English or French or German Then press button over 3 sec LCD will show Setting Language setting is OK If user doesn t touch button over 5 sec LCD will escape setting function mode C In Working Mode you can toggle button to enter meter value mode LCD will show general meter value by turns O P WATT PV VOLT GRID VOLT GRID FREQ O P CUR xxx KWH O P energy RATING xx KW PV Inverter Rating M CPU Ver xxx Firmware version of Mater CPU S CPU Ver xxx Firmware version of Slave CPU 1 If user doesn t touch button over 5 sec LCD will escape meter value mode then LCD shows Working Mod
4. will start again automatically Grid Fault 2 Make sure grid voltage and frequency meet the specifications 3 Use solar control to adjust operation range 4 If above actions are useless replace one unit 1 Grid impedance higher than the permissible value 2 Wait for 30 seconds see if it works again 3 Check the wires between inverter and grid Change larger wires if necessary 4 Adjust impedance parameter by solar control program 5 If useless the impedance circuit inside failure please replace another one 1 Grid is not connected check the AC connection by multi meter 2 Check grid connection such as wire and connector to the inverter 3 Check breaker between inverter and grid if it 1s tripped DO NOT CLOSE again replace another unit Ground I Fault Impedance Fault No Utility 20 English Display Possible actions 1 Check the PV open voltage see if it is more than or too close to SOOVDC 2 If PV voltage is much less than 500VDC e g lt 430V measure the DCV by multi meter compare the readings on meter and LCD if gt 5 replace another unit 1 It is caused by the reading between main and redundant controllers Consistent are different Fault 2 Disconnect PV or PV from the input start the unit again 3 If this does not work replace another one 1 Caused by improper operation of the circuit Device Fault 2 Disconnect PV or PV from the input start the unit again 3 If it does not wor
5. Grid PV inverter 1500W 2000W 3000W 4000W 6000W Installation and Operation Manual Only an electro skilled person or trained assembly staff can install or open the Inverter Before you start Thanks for purchasing Grid PV Inverter GRID PV INVERTER is a highly reliable product due to innovative design and perfect quality control This manual contains important information of installation operation and safety reminding of this unit Be sure to read this manual carefully before enjoying this product If you encounter any problem during installing or running this unit please check this manual first before contacting with your local dealer or representative Most of the problems you encountered will be solved according to the instruction inside Thank you for purchasing our product again Please keep this manual in safe place for later use Safety instructions Risk of Electric Shock 1 Do not remove the covers No user serviceable parts inside Refer service to qualified service personnel 2 Both AC and DC voltage sources are terminated inside this equipment Each circuit must be individually disconnected before servicing 3 When a photovoltaic array is exposed to light it supplies a DC voltage to this equipment 4 Risk of electric shock from energy stored in capacitors Do not remove cover until 3 hours after disconnecting all power sources 5 This unit is designed to feed power to grid utility only do not connect th
6. No Utility y Bvemer is not conncel ene PV Over DC Input voltage higher than the DC Input voltage too high a foo 500V Abnormal Grid Impedance Inverter failure The readings of 2 microprocessors Consistent are not consistent It is probably Fault caused of CPU and or other circuit do not function well l DC Bus High l DC Bus Low DC Bus voltage too high or too low normal status Over The internal temperature is higher PEE Soomee Temperature than specified normal value Consistent failure 18 5 Communication Grid PV Inverter is equipped with power communication interface and options User can use Solar Control software to monitor the status of inverter with PC Also qualified personnel can upgrade the f w inside through RS232 port 1 RS232 To use RS232 port you have to remove the RS232 cover on bottom side of Inverter It is a DB9 socket the pin definition is Pin SS Assignment Description O O C C C Common N 1 Z Z OO N C means No Connection 5 d a OED a Female PF siae 9 6 2 Optional communication slot This slot is a very powerful extension slot now and future Inverter can accept card special design for the slot only There are 2 kinds of cards can be applied now One is RS485 card and the other is SNMP Simple Network Management Protocol card In the future extension card such as data logger or others may be developed For card detail informatio
7. O A S A a S N S S E a A cao S N S N a S a S A a a a E Er Pes a TT ET Bes a a S See May a nen Le e ete eg a Sei V a T T E a O Re Sew aR eae See a a a See b mS o a l e e a o o a e e M y o o e e e a O O a e e au oc Sr e a 7 1500 2000 3000 4000 347 6 347 6 347 6 4 Drill the holes with screw A Ek ws 7 a Yj 5 ga Licrew holes on wall 4pcs F M4 screw 4ocs 5 Hang the inverter on the 4 screws 6 Drive fix screw on bottom leg to fix the inverter Be sure to check the mounting of inverter Try to lift up the inverter on the bottom make sure it is firmly attached Select the installation location carefully The height of inverter is recommended to be seeable so that user can check the inverter status easily the wall must be firmly enough this can prevent slight vibration during inverter working Connect to grid AC utility 1 Check the grid utility voltage and frequency 230VAC or 220VAC 50 60HZz single phase 2 Open the AC breaker or fuse between AC wire and utility 3 For 4000 3000 2000 1500 connect AC wires as follows Disassemble female socket Connect AC wires to connection socket as indication Female insert with coupling ring AC wire inserting direction Pressing screw Insert Line wire tol L Neutral wire to N and Ground wire to 10 pin Assembly the socket again Insert the whole socket set to inverter
8. Slave are mismatch Message table in English message Normal working status Standby INV Standby 90V lt Input voltage lt 100V Input voltage range 100 150V during start up After PV voltage is higher than 100V inverter is waiting for feeding to grid When PV voltage gt 150V inverter is E O Testing yhen PA feeding conditions Feeding grid MPPT Working Mode Inverter is feeding power The internal program is updating Updating Master CPU firmware Master Flash Master CPU through RS232 interface The internal program is updating Updating Slave CPU firmware Slave Flash Slave CPU through RS232 interface Monitoring parameters O P The real time output power in Xxxx Accumulated energy information xxxxx KWh a enerey ee Pe at grid since inverter was installed Grid voltage GRID _ Grid voltage in xxx x VAC 8 VOLT xxx x V 8 l l GRID l Grid frequency FREQ xx xHz Grid frequency in xx x Hz O P CUR xx xA PV Input voltage from PV panel xxx x System fault Isolation failure iki E A r failure of surge voltage protection Current on ground conductor is too high Initialization amp waiting INV Waiting AC feeding current AC grid current amount in xx x A 17 Grid failure Grid Fault Grid measured data is beyond the specification voltage amp frequency 1 Grid impedance higher than the Impedance permissible value Fault 2 Grid impedance change is higher than limit No grid utility voltage
9. connecting DC the message on the LCD display should be in the sequence of INV Waiting No Utility and the RED fault LED keeps on Close the AC breaker or fuse in previous section check whether the inverter starts to work If inverter works normally the LCD will show Working mode That is the power feed to grid The checking is completed 3 System diagram 1 The connection of whole PV system is indicated as figure 2 PV array Provide DC power to inverter Utility Connection system PV array 3 Inverter Convert DC power from PV array to AC Alternative Current power Because Grid P V Inverter is a grid connected inverter it works to control its current amplitude according to power provided from PV array Inverter always try to get maximum power from PV array 4 Connection system The interface between Utility and inverter It may consist of electrical breaker fuse and terminals for connection To make sure safety this part must be designed by qualified technician 5 Utility It is also call grid in this manual The way your power company provides power to your place Please note that Inverter can connect to low voltage system namely 220 230VAC system only 4 Inverter status Grid PV Inverter is designed to be friendly therefore the status of inverter can be easily understood by panel display All the possible information is shown in the following table Display information
10. e 2 During meter value mode if user press button over 5 sec the current screen will Freeze Lock 3 If screen is freezing Lock user press button over 5 sec the current screen will Unfreeze Unlock D Error Message No Utility PV Over Voltage DC Bus High DC Bus Low Over Temperature Grid Fault Device Fault Isolation Fault Impedance Fault Ground Fault Relay Failure DC INJ High Ref 2 5V Fault DC Sensor Fault GFCI Fault Sci Fault problem Consistent Fault CPU Ver Mismatch EEPROM Fault Grid V Mismatch Grid F Mismatch Grid Z Mismatch No AC Line PV Voltage is too high DC bus voltage is too high DC bus voltage is too low Temperature is too high Grid Voltage or Grid Frequency is wrong Hole sensor GFCI Device or AD Reference Voltage Fault PV Panel isolation problem Grid Impedance Fault Output ground leakage current too high Output Relay Fail Output DC injection too high 2 5V reference voltage inside problem Output DC sensor abnormal GFCI detection problem Communication between Master and Slave The value of Master and Slave are mismatch Firmware Version of Master and Slave are not the same EEprom problem The Grid V of Master and Slave are mismatch The Grid F of Master and Slave are mismatch The Grid Impedance of Master and Slave are 16 mismatch GFCI Mismatch The GFCI value of Master and Slave are mismatch DC Curr Mismatch The Output DC current of Master and
11. is unit to AC power supplier If connecting to those facilities AC power supplier will be damaged 6 Please take out the unit from packaging box carefully Check if there is any outside damage If you find any damage please contact with your local dealer WARNING HIGH LEAKAGE CURRENT THE EXTERNAL PROTECTIVE EARTH PE TERMINAL SEE CHAPTER 1 OVERVIEW MUST BE CONNECTED TO THE PE CONDUCTOR BEFORE CONNECTING SUPPLY 1 Overview 3000 2000 1500 oO oO Q Q O oO J joc OO OOO External protective earth PE terminal Front view Bottom view Display information switch LCD Display Showing the inverter stat Operation LED e Inverter status Blue Working Mode RS232 cover Operation LED Red fault status Input DC switch i i q a T Cae LOAF Y PR AC connector Optional USB Solar panel input DC communication slot DC SNMP and RS485 Display and connections External protective earth PE terminal Bottom view Display information switch fy gt J LCD Display Showing the inverter status Operation LED Blue Working Mode Solar panel input Operation LED DC Red fault status T a a aa s Tu Tm TN Ai Raa WD in AC connector Input DC switch USB Optional Communication slot RS232 cover SNMP and RS485 Display and connections 6000 External protective earth PE terminal Front view Bottom view Display information switch LCD
12. k replace another one 1 The internal temperature is higher than specified normal value 2 Reduce the ambient temperature by some other ways or move inverter to cooler place 3 If it is not effective the temperature sensors fails replace another one PV Over Voltage Inverter failure Over Temperature 21 7 Specification 1500 2000 3000 4000 6000 Output power 1500W 2000W 3000W 4000W 6000W 1650W 2200W 3300W 4400W 6000W laput o Input Nominal DC voltage 360 VDC Maximum PV open 500 VDC 600V voltage MPPT range 200 to 400V 5 150 to 600V 5 Working range 100 to 500VDC 100 to 600VDC Max input current 7 5ADC 10ADC 15ADC 20ADC 25ADC CS Output Operational voltage 230VAC oo 50 60Hz auto selection requency Current distortion 5 max Environment temperature Communication amp features Comm Interface IW upgrade The product s specifications are subject to change without notice j 22
13. n please refer to use manual of individual card 3 F W upgrade To keep the firmware newest one can use RS232 port and special program to upgrade inside F W To do this please contact with your local representative We do not suggest end user to upgrade the f w himself There is risk to do that without proper operations 6 Trouble shooting In this section the trouble shooting techniques are stated This can help the technician to understand the problem and decide a proper action Tools to be prepared 1 Digital Multi Meter For checking DCV ACV ACF AC frequency and open short circuit 2 Screwdriver For removing unit form bracket and disconnect wiring 3 This manual 4 Laptop computer with the installation of solar control and Firmware upgrade program 5 Standard RS232 cable 6 Oscillate Scope Not necessary Fault condition message in English Display Possible actions 1 Check the impedance between PV amp PV and earth ground Isolation The impedance must be larger than 8MQ Fault 2 If above action is useless the isolation detection circuit fails replace one unit 1 This is caused by too high ground current 2 Unplug PV generator from the input check AC peripheral system 3 After the cause is cleared plug PV input again Check the status of the inverter 4 If above actions are useless the GFCI circuit fails replace one unit 1 Wait for 30 seconds if the grid come back to normal inverter
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