Epcom EPIG1K User Manual Download | Manualshive

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EPIG1K / EPIG2K

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Summary of Contents for EPIG1K

Page 1: ...EPIG1K EPIG2K ...

Page 2: ...ng location 5 4 3 Mounting instructions 7 5 Electrical Connection 5 1 Connection Area Overview 9 5 2 System Diagram 10 5 3 Cable Sizing 11 5 4 Connection of the PV generator DC 12 5 5 Connecting the inverter to the grid 13 5 6 Connecting communication cable 16 6 Switch on and off 6 1 Switch on 17 6 2 Switch off 17 7 Operation 7 1 Display Overview 18 7 2 LED display 18 7 3 LCD display 19 8 Troubles...

Page 3: ...ght potential safety risks or useful information The symbols are the following DANGER DANGER indicates a hazardous situation which if not avoided will result in death or serious injury WARNING WARNING indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION CAUTION indicates a hazardous situation which if not avoided could result in minor or moderate inj...

Page 4: ...roubleshooting procedures Keep this manual in a convenient place for future reference 2 Safety Instructions 2 1 Intended use EPIG1K EPIG2 is a PV inverter which converts the direct current of the PV array to grid compliant alternating current and feeds it into the power distribution grid PV grid connected system consists of PV modules grid connected inverters metering device and power distribution...

Page 5: ...ectrical shocks are present in the conductive component parts of the inverter All work on the inverter may be carried out by qualified personnel only DANGER Danger of burn injuries due to hot enclosure parts Do not touch enclosure during operation Only touch the lid during operation DANGER Before opening the housing the inverter must be disconnected from the grid and PV generator while you must wa...

Page 6: ... damaged or missing Object Description Quantity A EPIG1K EPIG2K inverter 1 B DC plug connectors 1 x positive 1 x negative 1 pair C AC plug assembly 1 D Wall plug 4 E Mounting screws 4 F Mating connector for RS485 terminal block 2 G User manual 1 3 2 Identifying the Inverter You can identify the inverter by the type label The type label is on the right side of the enclosure The serial number Serial...

Page 7: ...he weight of the inverter into account for transport Select a suitable mounting location and mounting surface CAUTION Danger of burn injuries due to hot enclosure parts Mount the inverter in such a way that it cannot be touched inadvertently 4 2 Selecting the mounting location Consider the following requirements when selecting the mounting location The mounting method and location must be suitable...

Page 8: ...o direct sunlight as this can cause excessive heating and thus power reduction In living areas do not mount the unit on plasterboard walls or similar to avoid audible vibrations When in use the inverter emits noises which may be perceived as a nuisance in a living area Observe the following minimum clearances to walls other devices or objects to guarantee sufficient heat dissipation and enough spa...

Page 9: ...vertical to the wall and don t shake the drill to avoid holes tilting The depth of the holes must be the same and 55mm 60mm After removing the dust in the four holes measure the net depth of the holes If the depth is deeper than 60 mm or less than 55 mm the wall plugs wouldn t be installed and tightened b Wiring the screws After drilling holes in the wall place four wall plugs object2 shown in the...

Page 10: ...wall plugs measure the depth of every hole and the distance between every two holes If the measured values do not meet the installing requirements re drill holes in the wall c Attach the inverter to the screws downwards slightly ...

Page 11: ... 9 5 Electrical Connection 5 1 Connection Area Overview The following figure shows the assignment of the individual connection areas on the bottom of the inverter A B C ...

Page 12: ...g figure Object Item Description A DC circuit breaker Used as a protective device during electrical connection User must equips this device according to the maximum input voltage and current You must choose the external DC circuit breaker whose rated current is 20A and the max breaking capacity can reach more than 1kA B PV arrays Provide DC power to the inverter The allowable maximum open circuit ...

Page 13: ... connectors You ll find t hese connectors in the package For electrical connection in the PV system described above the cross section of all cables used should not be smaller than the following requirements AC Output DC Input L N PE EPIG1K 14 14 14 12 12 EPIG2K 12 12 12 11 11 There is only one channel of DC input which can connect one PV string The red is and the black is There is one c hannel of ...

Page 14: ...generator DC 5 4 1 DC input wiring 5 4 2 DC connection Procedure Step 1 Assemble DC cable to connector at the inverter side See 5 4 1 DC Input Wiring Step 2 Disconnect DC and AC circuit breakers Negative terminal Positive terminal ...

Page 15: ...tage between negative terminal of the PV string and Earth If the two voltages are constant and not zero there is an insulation failure somewhere in this PV string Step 5 Plug DC positive and negative connector into corresponding terminals If it makes a click sound it means DC connector has attached to terminals 5 5 Connecting the inverter to the grid 5 5 1 AC output wiring Step 1 Unscrew AC output...

Page 16: ...tripped AC cables of appropriate size into the cable glands Fix the phase cables into corresponding terminals with screwdriver according to marks Fix ground cable into the ground terminal Step 3 Screw the AC output cover ...

Page 17: ... 15 Step 4 Tighten the cable gland in clockwise direction ...

Page 18: ...t AC circuit breaker to utility grid Step 6 Make sure that all AC cables are firmly installed NOTICE Assignment of AC cables should be paid attention to especially PE GND wire 5 6 Connecting communication cable 5 6 1 Assembling the RS485 plug connector Step 1 Make the communication cable through the waterproof ring and then connect the cables to the terminal 1 Blank 2 B 3 A 4 GND 2 Fasten the wate...

Page 19: ...n the DC breaker at first 4 Then switch on the AC breaker 5 When the environment conditions allow the inverter to work the inverter will automatically start up and connect the grid to generate power 6 After the inverter works normally on grid it can be left working itself without human control It can shut down when fault occurs and it can start automatically after the fault is gone 6 2 Switch off ...

Page 20: ...ollow the warranty 7 Operation 7 1 Display Overview Object Descriptions A GREEN LED Working normally B RED LED Fault C 2 line LCD display 7 2 LED display The PV inverter is equipped with two LEDS including green and red which indicate three different modes of operation Green LED Normal mode The green LED lighting indicates that the inverter is active and working normally B A C ...

Page 21: ...p automatically The inverter displays information as shown in the flow chart as follow Welcome Model EPIG X K Version x xx Waiting xxS Normal State Pac xxx x W To save power the LCD display s backlight automaticallyturns off after feeding the grid 5 minutes If there is a fault message appears the LCD display s backlight t urns on all the time until the fault is solved Along with different working ...

Page 22: ... Cycle Display Content Display Time s Remark System Initial EAxK TUV x xx Machine model grid standards software version Standby Null 2 Display null Connecting Company XXXX 2 Manufacturer Model EAxKLPV 2 Inverter model Version x xx 2 software version PV xxx xV xx xxA 2 PV voltage and current BUS xxx xV 2 Bus voltage AC xxx xV xx xxA 2 Grid voltage and current Freq xx xxHz 2 Grid frequency On Grid E...

Page 23: ... xx Relay check fail fault value and fault code Info xxxx xx Temperature abnormal value and fault code Waiting xxxs xx Other fault display countdown and fault code Fault Messages Fault Code Fault Descriptions LCD displays Island 1 The slave DSP detects the grid fault and communicates with the master DSP through the parallel port 1 Island 2 NULL 2 System start checks grid fault 1 Island 2 NULL 3 Ph...

Page 24: ...e value fault code Grid under frequency 12 Grid frequency is under the preset under frequency protection point 1 AC under Freq 2 Freque value fault code Bus over voltage 13 Bus transient voltage is over the preset bus voltage protection point 1 Bus over voltage 2 Bus voltage value fault code 14 Bus voltage is over the preset bus voltage protection point 1 Bus over voltage 2 Bus voltage value fault...

Page 25: ...elays are opened 1 Relay Check Fail 2 fault value and fault code 8 Troubleshooting 8 1 Display Message It is important to understand all operational and error messages that could appear on the LCD display The error messages that appear are especially important because service personnel will need this information reported in order to help them to define the failure and correct it a Working Status M...

Page 26: ...rid today Grid Voltage and Current AC xxx xV xx xxA Grid Voltage in xxx x VAC feeding urrent in xx xxA Grid Frequency Freq xx xxHz Grid frequency in xx xxHz PV Array Voltage and Current PV xxx xV xx xxA Input voltage and current from PV array c System information Messages Operation Condition Messages Descriptions Model Display EAxKLPV Inverter Model Software version vx xx Software version Waiting ...

Page 27: ...ndition is out of acceptable range The inverter disconnects itself from the public grid for safety reasons Corrective measures Check the grid voltage and connection on the inverter I If the detected grid voltage is within permissible range restart the PV Inverter and try again If fault remains contact the system installer to check the grid voltage and cable connections between PV Inverter and Util...

Page 28: ...s of the PV Inverter If failure remains disconnect the PV Inverter and contact the system installer Input Voltage too High PV Over voltage Input voltage higher than 450V The inverter could be damaged Corrective measures Disconnected PV modules immediately Check the configuration of the strings for the PV modules in order to ensure the maximum input voltage is lower than 450V Leakage current Fault ...

Page 29: ...onnect PV Inverter for a period 30 minutes and then restart the PV Inverter If fault remains disconnect the PV Inverter and contact the system installer Select a new location for the installation when if it is necessary Output Relay Failure Relay check fail The relay between the inverter and grid is not functional Corrective measures Restart the PV Inverter If fault remains disconnect the PV Inver...

Page 30: ...l Corrective measures Restart the PV Inverter If fault remains disconnect the PV DC bus voltage is too high Bus Over voltage The DC BUS inside is higher than expected Corrective measures Check the DC voltage if the DC voltage is above the maximum input voltage contact the system installer If the DC voltage is under the maximum input voltage restart the PV Inverter If fault remains disconnect the P...

Page 31: ... MPP Trackers 1 1 Number of strings 1 1 DC switch optional Output AC Rated AC power 1000W 2000W Max AC power 1100W 2200W Nominal AC voltage 230Vac Grid voltage range 180 V 265 V Grid frequency range 44 Hz 55 Hz Nominal AC current 4 4A 8 7A Max AC current 5 6A 11A Power factor 1 Harmonic distortion THD at rated output 3 Number of grid phases 1 Night consumption 0W Power consumption at standby 6W Ef...

Page 32: ...quency Disturbance General data Dimensions W H D 330mm 425mm 142mm Net Weight 13 5kg Operating temperature range 25 C to 60 C up 45 C derating Relative humidity 0 to 100 non condensing Site altitude Up to 2000m without derating above sea level IP protection type IP65 Topology transformerless Cooling concept Convection Noise emission 40db A LED display 3 LCD display Backlight 16 2 Character LCD Dat...

Page 33: ... more of the following Improper or inappropriate use or install of the product Installing or operating the product in an unintended environment Installing or operating the product when ignoring relevant safety regulations in the deployment location Ignoring safety warnings and instructions contained in all documents relevant to the product Installing or operating the product under incorrect safety...

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