Omnik Omniksol-2k-TL3-S, Omniksol-2.5k-TL3-S, Omniksol-3K-TL3-S User Manual

User Manual V1.5
User Manual
-Operation
Omniksol-2k-TL3-S Omniksol-3k-TL3-S
Omnik New Energy Co.,ltd
-Installation
Catalog
1.
Notes on this manual .................................................................................................................... 3
1.1 Scope of Validation ................................................................................................................................ 3
1.2 Symbols Used ......................................................................................................................................... 3
1.3 Target Group............................................................................................................................................ 4
2. Preparation .................................................................................................................................... 5
2.1 Safety Instructions ................................................................................................................................. 5
2.2 Explanations of Symbols on Inverter ................................................................................................ 6
3. Product Information...................................................................................................................... 8
3.1 Overview ................................................................................................................................................... 8
3.2 Major Characteristics ............................................................................................................................ 9
3.3 Datasheet ................................................................................................................................................10
4. Packing checklist ........................................................................................................................ 12
4.1 Assembly parts .....................................................................................................................................12
4.2 Product Appearance ............................................................................................................................13
4.3 Product Identification ..........................................................................................................................14
4.4 Further Information ..............................................................................................................................14
5. Installation ................................................................................................................................... 15
5.1 Safety .......................................................................................................................................................15
5.2 Mounting Instructions .........................................................................................................................16
5.3 Safety Clearance ...................................................................................................................................17
5.4 Mounting Procedure ............................................................................................................................17
5.5 Safety lock ..............................................................................................................................................19
6. Electrical Connection ................................................................................................................. 20
6.1 Safety .......................................................................................................................................................20
6.2 AC Side Connection ............................................................................................................................20
6.3 DC Side Connection ............................................................................................................................23
7. Display ......................................................................................................................................... 28
7.1 LCD Panel ...............................................................................................................................................28
7.2 LCD Display ...........................................................................................................................................29
7.3 Instructions of Safety Standard selection when power-up .......................................................30
1
7.4 State Information ..................................................................................................................................31
8. Recycling and Disposal .............................................................................................................. 32
9. Troubleshooting ......................................................................................................................... 33
10. Abbreviation ................................................................................................................................ 34
11. Contact ........................................................................................................................................ 35
2
CAUTION
CAUTION indicates a hazardous condition which, if not avoided, can result in minor or moderate injury.
WARNING
WARNING indicates a hazardous situation which, if not
DANGER
DANGER indicates a hazardous situation which, if not avoided, will result in death or serious injury.
1. Notes on this manual
1.1 Scope of Validation
The main purpose of this User’s Manual is to provide instructions and detailed procedures for installing, operating, maintaining, and troubleshooting the following three types of Omnik New Energy-Solar Inverters:
Omniksol-2k-TL3-S Omniksol-2.5k-TL3-S Omniksol-3K-TL3-S
Please keep this user manual all time available in case of emergency.
1.2 Symbols Used
avoided, can result in death or serious injury or moderate injury.
3
NOTICE
Hereby qualified personnel means he/she has the valid license
Installing electrical equipment and PV power systems
Analyzing and reducing the hazards involved in
using Personal Protective Equipment
(PPE).
WARNING
qualified personnel in accordance with the instructions in
Chapter 5, “Installation”.
NOTICE
NOTICE indicates a situation that can result in property
damage, if not avoided.
1.3 Target Gr oup
Chapter 1, 2, 3, 4, 7, 8, 9, 10 and Chapter 11 are intended for anyone who is intended to use Omnik Grid Tie Solar Inverter. Before any further action, the operators must first read all safety regulations and be aware of the potential danger to operate high-voltage devices. Operators must also have a complete understanding of this device’s features and functions.
Do not use this product unless it has been successfully installed by
Chapter 5 and Chapter 6 are only for qualified personnel who are intended to install Or uninstall the Omnik Grid Tie Solar Inverter.
from the local authority in:
(up to 1000 V).
Applying all applicable installation codes.
performing electrical work.
Selecting and
4
Public utility only
WARNING
recycling and disposal of the
andards and
to get the
accordingly.
DANGER due to electrical shock and high voltage DO
2. Preparation
2.1 Safety Instructions
NOT touch the operating component of the inverter, it might
result in burning or death. TO prevent risk of electric shock during installation and maintenance, please make sure that all AC and DC terminals are plugged out. DO NOT stay close to the instruments while there is severe weather conditions including storm, lighting etc.
The installation, service , inverters must be performed by qualified personnel only in
compliance with national and local st regulations. Please contact your dealer information of authorized repair facility for any maintenance or repairmen.
Any unauthorized actions including modification of product functionality of any form will affect the validation of warranty service; Omnik may deny the obligation of warranty service
The PV inverter designed to feed AC power directly into the public utility power griddo not connect AC output of the device to any private AC equipment.
5
Symbol
Description
Dangerous electrical voltage
work to the inverter shall only be carried out by qualified personnel.
DANGER to life due to high electrical voltage!
There might be residual currents in inverter because
before you
remove the front lid.
NOTICE, danger!
This device directly connected with electricity generators and public grid.
Danger of hot surface
housing during operating.
An error has occurred
This device SHALL NOT be disposed of in
proper treatments.
CAUTION
The PV inverter will become hot during operation; please
don’t touch the heat sink or peripheral surface during or shortly after operationRisk of damage due to improper modifications. Never modify or manipulate the inverter or other components of the system.
2.2 Explanations of Symbols on Inverter
This device is directly connected to public grid, thus all
of large capacitors. Wait 10 MINUTES
The components inside the inverter will release a log of heat during operation, DO NOT touch aluminum
Please go to Chapter 9 “Trouble Shooting” to remedy the error.
residential waste
Please go to Chapter 8 “Recycling and Disposal” for
6
Without Transformer German mark of conformity
Certified Safety
Equipment and Product Safety Act in Europe.
Standards Association of Australian AS4777.
CE Mark
and Electromagnetic Compat ibi l i ty.
No unauthorized perforations or modifications
responsibility for it.
This inverter does not use transformer for the isolation function.
The inverter complies with the requirement of the German Grid Regulations.
The inverter complies with the requirements of the
The inverter complies with the requirement of the
Equipment with the CE mark fulfils the basic requirements of the Guideline Governing Low-Voltage
Any unauthorized perforations or modifications are strictly forbidden, if any defect or damage (device/person) is occurred, Omnik shall not take any
7
3. Product Information
3.1 Overview
Industrial Layout
Excellent Heat Elimination
8
3.2 Major Characteristics
Omnik inverter has following characteristics which make Omnik inverter “High Efficie ncy, High Reliability, High Cost Effective Ratio”
Wide DC input voltage and current ranges, enables more PV pan el s conn ec ted .
Wide MPP voltage range ensure high yield under various weather conditions.
High MPP tracking accuracy, ensure the minimum power loses during converting.
Complete set of protection methods.
Also, following protection methods are integrated in Omnik inverter:
Internal overvoltage
DC insulation monitoring
Ground fault protectio n
Grid monitoring
Ground fault current monitoring
DC current monitoring
Integrated DC switch (Optional)
9
Type
Omniksol-2k-TL3-S
Omniksol-2.5k-TL3-S
Omniksol-3k-TL3-S
Input (DC)
MPPT
Number of DC Connection for each MPPT
Output (AC)
Efficiency
Safety and Protection
(RCMU)
3.3 Datasheet
Omniksol-2k-TL3-S/ Omniksol-2.5k-TL3-S/Omniksol-3k-TL3-S
Max. PV Power 2100W 2650W 3200W Max DC Voltage 500V 500V 500V Operating MPPT Voltage Range 120-450V 120-450V 120-450V MPPT Voltage Range at Nominal Power 210-450V 260-450V 320-450V Start up DC Voltage 150V 150V 150V Turn off DC Voltage 120V 120V 120V Max. DC Current 10A 10A 10A Max. Short Circuit Current for each
Number of MPP trackers 1 1 1
DC Connection Type MC4 Connector MC4 Connector MC4 Connector
Nominal AC Power(cos phi = 1) 2000W 2500W 3000W Nominal Grid Voltage 220V/230V/240V 220V/230V/240V 220V/230V/240V Nominal Grid Frequency 50Hz/60Hz 50Hz/60Hz 50Hz/60Hz Max. AC Current 10.0A 125A 15.0A Grid Voltage Range* 185-276V 185-276V 185-276V Grid Frequency Range* 45-55Hz/55-65Hz 45-55Hz/55-65Hz 45-55Hz/55-65Hz Power Factor 0.9i_1_0.9c 0.9i_1_0.9c 0.9i_1_0.9c Total Harmonic Distortion (THD) <3% <3% <3% Feed in Starting Power 30W 30W 30W Night time Power Consumption <1W <1W <1W Standby Consumption 6W 6W 6W AC Connection Type Plug-in connector Plug-in connector Plug-in connector
14A 14A 14A
1 1 1
Max. Efficiency (at 360Vdc) 97.2% 97.2% 97.2% Euro Efficiency (at 360Vdc) 96.6% 96.6% 96.6% MPPT Efficiency 99.9% 99.9% 99.9%
DC Insulation Monitoring Yes DC Switch Optional Residual Current Monitoring Unit
Grid Monitoring with Anti-islanding Yes Protection Class I (According to IEC 62103) Overvoltage Category PV II / Mains III (According to IEC 62109-1)
*The AC voltage and frequency range may vary depending on specific country grid
10
Integrated
Type
Omniksol-2k-TL3-S
Omniksol-2.5k-TL3-S
Omniksol-3k-TL3-S
Reference Standard
Physical Structure
General Data
Guarantee
5 - 25 years optional
Safety Standard EN 62109,AS/NZS3100
EMC Standard EN 61000-6-1, EN 61000-6-3, EN 61000-6-2, EN 61000-6-4, EN 61000-3-2, EN61000-3-3
Grid Standard
Dimensions (WxHxD) 245x346x123mm Weight 8kg Environmental Protection Rating IP 65 (According to IEC 60529) Cooling Concept Natural convection Mounting Information Wall bracket
Operating Temperature Range Relative Humidity 0% to 100%, no condensation Max. Altitude (above sea level) 2000m Noise Level < 40dB Isolation Type Transformerless Display 2 LEDBacklight16*2 Character LCD Data Communication Interfaces
VDE 0126-1-1RD1663C10/11G83/2UTE C15-712-1AS4777CQC,CEI0-
21EN50438
-25°C to +60°C(derating above 45℃)
RS485 / WIFI / GPRS optional
11
A B C
D
E F G
H
Object
Quantity
Description
A
1
Omnik inverter
B
1 pair
DC connector
C
1
AC connector
D
1
Mounting bracket
E
4
Screw (ST6×50)
F
4
Expansion tube
G
1
Installation and operating instructions
H
1
DC Switch(Optional)
4. Packing checklist
4.1 Assembly parts
After you receive the Omnik inverter, please check if there is any damage on the carton, and then check the inside completeness for any visible external damage on the inverter or any accessories. Contact your dealer if anything is damaged or missing.
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A B C
C
A B
D
4.2 Product Appearance
Front
Object Description
A LED light(Green) – RUN B LED light(Red) – FAULT C Function key for displays and choice of language
Bottom
Object Description
A Plug connectors for DC input. B WiFi/GPRS/RS485 interface C Terminal for grid connection (AC output) D DC switch (optional)
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4.3 Product I de nti f ic ati on
You can identify the inverter by the side nameplate. Information such as type of the inverter and inverter specifications are specified on the sidename plate. The name plate is on the middle part of the right side of the inverter housing. And the following figure is the sidename plate example as on Omniksol-3k-TL3-S.
4.4 Further Information
If you have any further questions concerning the type of accessories or installation, please check our website www.omnik-solar.com or contact our service hotline.
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NOTICE
NOTICE due to the inappropriate or the harmonized
DANGER
DANGER to life due to potential fire or electricity shock .
5. Installation
5.1 Safety
DO NOT install the inverter near any inflammable or explosive items. This inverter will be directly connected with HIGH VOLTAGE power generation device; the installation must be performed by qualified personnel only in compliance with national and local standards and regulations.
installation environment may jeopardize the life span of the inverter.
Do not expose to direct sunlight to avoid power derating due to increase in the internal temperature of the inverter. Do not expose to rain and snow cover to enhance inverter life time. The installation site MUST have good ventilation condition.
15
MMaaxx 115
5
5.2 Mounting Instructions
°
°
Omnik inverter is designed for indoors and outdoors installation
Please mount the inverter in the direction as illustrated above
Install the inverter in the vertical direction is recommended, with a max.15 degrees
backwards.
For the convenience of checking the LCD display and possible maintenance activities, please install the inverter at eye level.
Make sure the wall you selected is strong enough to handle the screws and bear the weight of the inverter
Ensure the device is properly fixed to the wall
It is not recommended that the inverter is exposed to the stron g sunshine, because
the excess heating might lead to power reduction
The ambient temperature of installation site should be between -25 °C and +60 °C
Make sure the ventilation of the installation spot, not sufficient ventilation may reduce
the performance of the electronic components inside the inverter and shorten the life of the inverter
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5.3 Safety Clearance
Observe the following minimum clearances to walls, other devices or objects to guarantee sufficient heat dissipation and enough space for pulling the electronic solar switch handle.
Direction Minimum clearance
Above 30 cm
Below 40 cm
Sides 10 cm
5.4 Mounting Pr oc e dure
1. Mark 4 positions of the drill holes on the wall according to the wall mounting bracket in the carton box.
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2. First, according to the marks, drill 4 holes in the wall. Then, place 4 expansion tubes in the holes using a rubber hammer. Next, make 4 screws through the mounting holes in the bracket, then tighten the screws into the expansion tubes. So far, the wall mounting bracket is fixed already.
3. Align both sides of the radiator on the hooks of the back panel, move the inverter until the hooks completely into the slot of the radiator.
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NOTICE
For further maintenance and possible repair, please keep the key
Padlock
C
B
A φ
5.5 Safety lock
After the inverter is hanging up on the bracket, lock up the device and the bracket together at the Lower Left Corner of the inverter (as the picture showed below).
Recommended padlock dimension:
AShackle Diameter
BVertical Clearance
CHorizontal Clearance
Stainless, solid hanger and secured lock cylinder
5~7 mm
8~15 mm
12~20 mm
of the padlock in a safe place.
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DANGER
DANGER to life due to potential fire or electricity shock.
NEVER connect or disconnect the connectors under load.
NOTICE
Electrical connections shall be carried out in accordance with
DANGER
DANGER to life due to potential fire or electricity shock. With
6. Electrical Connection
6.1 Safety
the inverter powered, comply with all prevailing national regulations on accidents prevention. This inverter will be directly connected with HIGH VOLTAGE power generation device; the installation must be performed by quali fied personnel only in compliance with national and local standards and regulations.
the applicable regulations, such as conductor secti ons, fuses, PE connection.
6.2 AC Side Connection
6.2.1 Integrated RCD and RCM
The Omniksol inverter is equipped with integrated RCD (Residual Current Protective Device) and RCM(Residual Current Operated Monitor). The current sensor will detect the volume of the leakage current and compare it with the pre-set value, if the leakage
20
NOTICE
Use 12-10AWG (4 – 6 mm2) copper wire for all AC wiring
wire.
current exceeds the permitted range, the RCD will disconnect the inverter from the AC load.
6.2.2 Assembl y Instruc t ions
connections to Omnik inverter. Use only solid wire or stranded
1) Remove length y of N, L conductor 35mm (1.38’’)/PE conductor 40mm (1.57’’) sheath of AC cable terminal, length x about 14mm (0.55’’) of the inner wrapper, then dress the conductor terminals with ferrules or tin soldering.
2) Check that all parts of AC connector are present. Then slide hex nut onto the cable and insert the cable end through clamp ring.
21
3) Insert the stripped N, L and PE conductor terminal to the appointed holes, use a cross screwdriver to tighten it with tightening torque 1Nm.
4) Insert the connector to clamp ring with two click sound and then tighten the hex nut with tightening torque 4Nm.
5) Finally push the straight plug to the AC terminal on inverterthen rotate the locker according to the direction instructed by the marks on the locker.
22
NOTICE
DC Switch (Optional) may be integrated or external to
DANGER
DANGER to life due to potential fire or electricity shock.
NEVER connect or disconnect the connectors under load.
6) If you need to separate the connectors, please use a screwdriver to press the lock tongue, rotate the locker according to the direction instructed by the marks on the locker, and then pull down the plug.
6.3 DC Side Connec t ion
Inverter, and it can be used to connect or disconnect the DC source from Inverter.
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MPP
Max. DC
Max. DC
Max. DC
For Omniksol-2k/2.5k/3K-TL3-S, there is only one MPP Tracker, and the DC characteristics of the mare illustrated as the following table.
Inverter Type
Omniksol-2k-TL3-S
Omniksol-2.5k-TL3-S 2650W 480V 10A
Tracker
1
Power
Voltage
Current
2100W 480V 10A
Omniksol-3k-TL3-S 3200W 480V 10A
MC4 Assembly instructions
If, during self assembly, parts and tools other than those stated by MC are used or if the preparation and assembly instructions described here are disregarded then neither safety nor compliance with the technical data can be guaranteed.
For protection against electric shock, PV-connectors must be isolated from the
power supply while being assembled or disassembled.
The end product must provi de protection from electric shock. The use of PVC cables is not recommended. Unplugging under load: PV plug connections must not be unplugged while under
load. They can be placed in a no load state by switching off the DC/AC converter or breaking the DC circuit interrupter. Plugging and unplugging while under voltage is permitted.
It is unadvisable to use non-tinned cables of type H07RN-F, since with oxidised copper wires the contact resistances of the crimp connection may exceed the permitted limits.
Disconnected connectors should be protected from dirt and water with sealing
caps.
Plugged parts are watertight IP67. They can not be used permanently under water.
Do not lay the MC-PV connectors on the roof surface.
See the MC catalogue 2 Solar line for technical data and assembled parts.
PV-Female cable coupl er PV-Male cable coupler Optional
PV-KBT4/… PV-KST4/… PV-SSH4
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17A(1,5mm2/14AWG)
Upper limiting
(ill.2) Interchangeable crimping
(ill.3) Open-end spanner PV-MS 1 set = 2 pieces
(ill.4) PV-WZ-AD/GWD socket wrench insert to
(ill.5) PV-SSE-AD4 socket wrench insert to
protection,
mated/unmated
temperature
temperature
Tools required
Touch
Ambient
range
IP67/IP2X
-40...90 (IEC/CEI)
-40 ...75(UL)
-40 ...70(UL/AWG14)
105°C (IEC/CEI)
Rated
current
22A(2,5mm2/ 12AWG)
30A(4mm2,6mm2/ 10AWG)
Rated
voltage
Safety class
(ill.1) Crimping tool incl. locator and built-in crimping insert. Type: PV-ES-CZM-18100
PV-ES-CZM-19100
1000V (IEC/CEI)
600V (UL)
II
inserts incl. hexagonal screwdriver A/F 2,5. Type: PV-ES-CZM-18100
PV-ES-CZM-19100
Order No. 32.6024
tighten, Order No. 32.6006
secure PV-SSE-AD4, Order No. 32.6026
25
(ill.6) Open-end spanner A/F 15 mm (ill.7) Torque screwdriver A/F 12 mm
(ill.8) Test plug PV-PST
Check dimension b according to the following
Crimping
(ill.12) Push the crimped contact into the socket
Order No.: 32.6028
Cable preparation (ill.9) Important: Cables with class 2, 5 or 6 construction can be connected. It is advantage­ous to use tinned conductors. It is unadvisable to use non-tinned cables of type H07RN-F, since with oxidized copper wires the contact resistances of the crimp connection may exceed the permitted limits.
26
table:
(ill.10) Strip cable insulation. L = 6-7, 5 mm. Take care not to cut individual strands. Recommended tool: Stripping pliers PV-AZM, Order No.32.6027
(ill.11) Notes to the operation of the crimping pliers, see¬MA251-def (www.multicontact.com)
resp. plug insulator until it engages. Pull lightly on the lead to check that the metal part has engaged.
Assembly control
(ill.14) Screw on the cable gland, hand-tight, with
Plugging and unplugging the cable coupler
coupling.
(ill.13) Insert the test pin with the corresponding side into the socket or plug to the end position. If the contact is correctly assembled, the white marking on the test pin must be still visible.
the tools PV-MS. Or Screw on the cable gland, with the tools PV-WZ­AD/GWD and PV-SSE-AD4 In any case: The tightening torque must be adapted to the solar cables used in each specific case. Typical values lie in a range between 2,5 Nm to 3 Nm.
without safety lock clip PV-SSH4
Plugging (ill.15) Plug the coupling together until they engage. Check correct engagement by pulling on the
Refer to cable manufactures specification for minimum bending radius.
Unplugging (ill.16) Compress the two snap-in springs (X) by hand or with the PV-MS tool and separate the coupling. Plugging and unplugging the cable coupler without safety lock clip PV-SSH4
27
NOTICE
Omnik inverter is not an aligned measuring instrument for current, voltage or power consumption. A slight deviation of a few percent points is intrinsic to the
grid balance calculations. An aligned meter will be
7. Display
7.1 LCD Panel
Object
Description
A LED light(Green) – RUN B LED light(Red) – FAULT C Function key for displays and choice of language
The LCD panel is integrated in the front lid of the inverter, so it is easy for user to check and set the data. I n addition, the user can press the function key to illuminate the LCD screen.
system; the results from the inverter cannot be used for
required to make calculations for the utility company.
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7.2 LCD Display
The display content consists of 2 lines. The bottom line (Line 2) always displays the output power (Pac = xxxxW). The top line (Line 1) shows current state information by default, and by pressing function key it will display different operating information as the following flow chart and table.
LCD setup.
execution sequence name LCD example
1 Day total energy/kWh E-Today = xx.x kWh 2 Total ene rgy /kWh E-Total = xxxxx kWh 3 PV Voltage/V Vpv = xxx.xV 4 PV Current/A Ipv = xx.xA 5 Grid voltage/V Vac = xx x.xV 6 Grid current/A Iac = xx.xA 7 Grid frequency /Hz Frequency = xx.xHz 8 Models 2k-TL3-S
9 Standard Italy 10 Version Version 11 Temperature Temperature 12 Language
LanguageEnglish 13 Grid setting Set V/F Value 14 Pretect setting
Protectxx
15 Coefficient setting Coefficient 16 Self Test(for Italy) SelfTest 17 S/N and IP address SN/IP 18 P(f)and Q(v) P(f)&Q(v)
19 Time setting
20 Error Record Error Record
Data: 20xx-xx-xx
Time:xx:xx:xx
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Line 1
Description
State information
Current state information
E-total
The energy generated since starting up the inverter (kWh)
Vpv
The present voltage of the solar generator
Ipv
The present current of the solar generator
Iac
The present grid current
Frequency
The grid frequency
Model
The type of the inverter
Ver
The Firmware version
Vac
The grid voltage
Function button
E-today The energy generated today in kilo watt hours (kWh)
Set Language Several languages are provided for users
7.3 Instr uc ti ons of Safety Standard selection when power-up
7.3.1 Attentions before the operation:
Only perform this operation when the accumulative generated electricity is less than 1KWh.
7.3.2 Operation steps are as following:
a) Power on the inverter with AC side connected. b) Press the Function button until the LCD displays “ Standard ” and hold the button for 5
seconds or more when the LCD displays the current Safety Standard. Change the standard by pressing the Function button one at a time.
c) When the LCD displays your desired Safety Standard, hold the Function button for 5
seconds or more until it shows ”Safety Standard OK”.
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State
Display
State information
Waiting
Initialization & waiting
Reconnect s
Reconnect
Checking s
Checking
Normal
Normal
Normal state
Ground I Fault
GFCI failure
Fac Failure
Grid frequency failure
Vac Failure
Grid voltage failure
Utility Loss
No Utility & Island
Over Temperature
Temperature abnormal
Isolation Fault
Isolation failure
Relay-Check Fail
Output relay failure
DC INJ High
Output DC injection too high
EEPROM R/W Fail
EEPROM problem
SCI Failure
Serial communication interface failure
AC HCT Failure
Output AC sensor abnormal
Flash
F/W Updating
Update
7.4 State Information
Wait
oversized leakage current
PV Over Voltage Input voltage too high
Fault
GFCI Failure GFCI testing device abnormal
About the further information for each fault, please reference toChapter“9.TROUBLESHOOTING”.
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WARNING
This device SHALL NOT be disposed of in residential waste.
8. Recycling and Disposal
To comply with European Directive 2012/19/EU on waste Electrical and Electronic Equipment and its implementation as national law, electrical equipment that has reached the end of its life must be collected separately and returned to an approved recycling facility. Any device that you no longer required must be returned to your dealer or you must find an approved collection and recycling facility in your area.
Ignoring this EU Directive may have severe affects on the environment and your health.
32
LCD display
Possible actions
1. Check t he impedance between PV (+) & PV (-) and the nverter is earthed. The impedance must be greater
2. Check whether the AC-side has contacts with earth.
1. The ground current is too high.
AC connection, and check PV-Inverter status.
sure grid voltage and frequency meet the
1. G r id is not connected.
in the inverter is open, please call service.
1. The internal temperature is higher than specified
3. O r move the inverter to a cooler environment.
1. Check t he open PV voltage, see if it is greater than or
still occurs, please call local service.
Disconnect PV (+) or PV (-) from the input, restart the Relay-Check Fail
DC INJ High
AC HCT Fault
GFCI Failure
9. Troubleshooting
Resumable Fault
Isolation Fault
Ground I Fault
Grid Fault Fac Over Range
Vac Over Range
Utility Loss
Over Temperature
i than 2MΩ.
2. Aft er cut off the AC side connection, unplug the inputs from the PV generator and check the peripheral AC system.
3. After the cause is cleared, re-plug the PV panel and
1. Wait for a moment, if the grid returns to normal, PV­Inverter automatically restarts.
2. Make specifications.
2. Check grid connection cables.
3. Check grid usability.
4. If grid is ok, and the problem persists, maybe the fuse
normal value.
2. Find a way to reduce the ambient temperature.
PV over Voltage
Consistent Fault
Permanent Fault
EEPROM R/W Fail SCI Failure
too close to 500VDC
2. If PV voltage is less than 500VDC, and the problem
inverter.
1. Disconnect ALL PV (+) or PV (-).
2. Wait for a few seconds.
3. After the LCD switches off, reconnect and check again.
4. If t he problems remain please call local service.
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LCD
Liquid Crystal Display
LED
Light Emitting Diode
MPPT
Maximum Power Point Tracking
PV
Photovoltaic
Vdc
Voltage at the DC side
Vac
Voltage at the AC side
Impp
Amperage at Maximum Power Point
AC
Alternating Current ( Form of electricity supplied by Utility DC
Direct Current ( Form of electricity generated by PV modules )
DC Switch
Switch in the DC Circuit. Disconnects DC source from Inverter.
10. Abbreviation
Vmpp Voltage at the Maximum Power Point
Company )
May be integrated or external to Inverter.
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11. Contact
Omnik New Energy Co.,Ltd.(Headquarters)
Address: Third Floor,Building 3,No.63 Weixin Road,SIP,Suzhou,China Tel: +86-512-6956-8216 Fax: +86-512-6295-6682 E-mail: sales @omnik-solar.com
sevice@omnik-solar.com
Website: www.omniksolar.com
Omnik German branch
Address: Omnik Gmbh Forsthausstr.8A 65479 Raunheim Tel: +49(0) 1799762654 Mobile: +49(176) 30743149 E-mail: jingjing.zhang@omnik-solar.com
Omnik UK Service Partner
Address: 3 More London Riverside SE1 2RE,London Tel: +86 512 69568216 8833 E-mail: Frank.Liu@omnik-solar.com
OmnikItaly Srl
Address: Via Francesco Baracca, 500043 Ciampino(Roma) Tel: +39 06 211.26.522 Fax: +39 06 565.616.46 E-mail: Website:
Omnik Netherlands Office
Address: Goudstraat 65,2718RD Zoetermeer, The Netherlands Tel: +31 30265 7845 E-mail: lena.wang@omnik-solar.com
info@omniksolar.it
www.omniksolar.it
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