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LIVOLTEK GT1-3K-S, User Manual

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LIVOLTEK GT1-3K-S User Manual Download Page 11

8

Figure 2 7 The bottom view of this series inverter

.

1 Vent valve

.

2

.

DC isolation breaker

3 PV Strings terminal

.

4

.

AC OUTPUT CONNECTORS

5

.

Communications interface

6

.

External Protection Ground  interface

Figure 2 5 The front view and amplification effect of LED indicator area

.

3

K

 

PV

 

Inverter with

 

Single

 

MPPT

 

Input

5K/

6K

 

PV

 

Inverter with

 

Double

 

MPPT

 

Input

Figure 2 6 The rear view of this series inverter

.

Grid         Indicator
COM        Indicator
Warning  Indicator

①

②
③

OFF

ON

PV1+

PV2+

PV1-

PV2-

AC OUTPUT

Summary of Contents for GT1-3K-S

Page 1: ...Ver 00 GT1 3K 6K...

Page 2: ...f the Inverter 2 1 Functional Models 2 2 Network Application 2 3 Outline and Dimensions 2 4 Working Process 2 5 Working Modes 2 1 1 Function 2 1 2 Model Description 2 3 1 Outline 2 4 1 Basic principle...

Page 3: ...AC Cables 6 System Operation 6 1 Powering ON the Inverter 6 2 Powering OFF the Inverter 7 User Interface 8 Maintenance 9 Disposal of the Inverter 10 Technical Specifications 8 1 Routine Maintenance 8...

Page 4: ...company This user manual introduces the inverter in terms of its installation electrical connections operation commissioning maintenance and troubleshooting Please read through the manual carefully b...

Page 5: ...tuation which if not correctly followed could result in equipment failure to run or property damage Calls attention to important information best practices and tips supplement additional safety instru...

Page 6: ...about safe operation b Do not remove or damage the nameplate on the inverter s enclosure because it contains important product information 1 2 The PV Inverter Protection a Ensure there is no electron...

Page 7: ...b Follow the procedures of commissioning described in the user manual when commissioning the PV inverter c Do not touch any other parts surface except the DC switch when the PV inverter is operating...

Page 8: ...unauthorized access to the maintenance site c Follow the procedures of maintenance stipulated in the manual strictly d Check the relevant safety and performance of the inverter rectify any faults that...

Page 9: ...K S Power class code Figure 2 1 Model number descriptions 2 1 Functional Models 2 2 1 Grid tied PV Power Systems The series applies to grid tied PV power systems for outdoor power stations Typically a...

Page 10: ...s 2 3 Outline and Dimensions Figure 2 2 a low voltage grid tied PV power system PV strings inverter AC Distribution Unit low voltage power grid Figure2 5K 6K PV Inverter with Double MPPT Input unit mm...

Page 11: ...unications interface 6 External Protection Ground interface Figure 2 5 The front view and amplification effect of LED indicator area 3K PV Inverter with Single MPPT Input 5K 6K PV Inverter with Double...

Page 12: ...erter circuit Finally the AC power is fed to the Power grid EMI filer is used on both the DC and AC sides to reduce the electromagnetic inference Surge protection is supported on AC side 2 4 2 Circuit...

Page 13: ...rt requirements but cannot meet its minimum power requirements When the PV inverter is grid tied and generates electricity it tracks the maximum power point to maximize the PV String output converts D...

Page 14: ...uld be stored in a clean and dry place and be protected from dust and water vapor corrosion 3K PV Inverter with Single MPPT Input a maximum of eight layers of inverters can be stacked 5K 6K PV Inverte...

Page 15: ...and cracks Do not install the inverter on flammable building materials or in an area that stores flammable or explosive materials Do not install the inverter in a place where personnel are likely to c...

Page 16: ...ontally put foam or paper under to protect its enclosure 4 3 1 Nameplate After moving the PV inverter from packing box identify it by reading its nameplate labeled on the side of the inverter The name...

Page 17: ...with TUV Safety symbol Description Applies to wall mounting installation as described below in detail Basic Requirements a The inverter is protected to IP65 and can be installed indoors or outdoors b...

Page 18: ...ents a It is recommended that the inverter be installed at eye level to facilitate operation and maintenance b Reserve enough clearance around the inverter to ensure sufficient space for installation...

Page 19: ...shown in Figure 4 5 if sufficient space is available and install them in triangle mode as shown in Figure 4 6 or in stacked mode as shown in Figure 4 7 if no sufficient space is available The installa...

Page 20: ...Installation in triangle mode unit mm Figure 4 7 Installation in stacked mode unit mm The clearance between multiple inverters must be increased to ensure proper heat dissipation when they are instal...

Page 21: ...as shown in Figures 4 8 4 9 Figures 4 8 The correct installation mode The correct installation mode upright Lean back Figure 4 9 The wrong installation modes The wrong installation will lead to failu...

Page 22: ...12 DANGER Before drilling the hole on the wall ensure no damage on the electric wire and or water pipe inside the wall Step 1 Move out the rear panel from the packing case Step 2 Determine the positio...

Page 23: ...the hole and knock the expansion bolt completely into the hole using a rubber mallet Punch holes Install expansion bolts Figure 4 12 Punch holes and install expansion uint mm 10 drilling depth 60 mm...

Page 24: ...handle at both sides of the inverter and then lift and stand the inverter Step 2 Mount the inverter on the rear panel and keep them aligned with each other as shown in Figure 4 14 Step 3 Tighten the t...

Page 25: ...tion transformer for multiple inverters otherwise circulating current generated by the inverters will lead to operation failure Select Isolation SET on the mobile APP and set in Input Grounded With TF...

Page 26: ...sing a wire Stripper the length is a little bit longer than that of OT terminal s crimping end by 2mm 3mm as shown in Figure 5 1 5 1 2 Wiring Procedures Figure 5 1 Stripped length unit mm Step 2 Inser...

Page 27: ...opper core cables are recommended Table 5 1 describes the specifications 5 2 1 Preparation The AC power cable and AC terminals have been prepared 5 2 Connecting AC Output Cables Table 5 1 AC output ca...

Page 28: ...priate length of the jacket and insulation layer from the AC output cable using a wire stripper as shown in Figure 5 5 Figure 5 5 Stripped length unit mm Step 2 Insert the exposed core wires through n...

Page 29: ...26 Step 3 After AC wiring route the AC connector into the AC terminal of the inverter and double check it as shown in Figure 5 7 Figure 5 7 Connecting AC Connector OFF ON PV AC OUTPUT...

Page 30: ...e for preceding DC input power cables maintenance Grounding the PV Strings needs below prerequisites otherwise a fire can occur PV modules connected in series in each PV string must be of the same spe...

Page 31: ...Range Recommended Value Range 4 6 4 5 8 3K 5K 6K PC locking nut Figure 5 8 Positive connector compositions 1 2 1 2 Figure 5 9 Negative connector compositions NOTE Connectors of PV Strings Positive an...

Page 32: ...connector Step 2 Insert the exposed areas of the positive and negative power cables into the metal terminals of the positive and negative connectors respectively and crimp them using a crimping tool...

Page 33: ...own in Figure 5 14 Figure 5 14 Checking the voltage of every route Strings Step 6 Insert the positive and negative connectors into their corresponding terminals of the inverter until a click sound is...

Page 34: ...anual of accessory for connecting method and its setting Table 5 3 WIFI Module Description WIFI module implements communication with Cloud server through wireless network to monitor PV inverter s data...

Page 35: ...tly and securely 4 Ground AC DC and Communications cables are connected tightly correctly and securely 5 Check there is no open circuit or short circuits at AC and DC terminals using multimeter 6 Wate...

Page 36: ...ecting it means the inverter is operating well Any query during operating the PV inverter call your dealer 6 2 Powering OFF the Inverter Step 2 Step 1 Switch off the circuit breaker at AC terminal Run...

Page 37: ...wer blink once 20 40 rated power blink twice every 30s 40 60 rated power blink three times every 30s 60 80 rated power blink four times every 30s 80 100 rated power blink five times every 30s on blink...

Page 38: ...ockage Clean periodically the heat sink WARNING 8 1 Routine Maintenance Check Item Check Content Maintenance Interval Maintain content PV inverter running status Check that the inverter is not damaged...

Page 39: ...persists for a long time check whether the AC circuit breaker AC terminals is disconnected or not or if the grid has a power outage Check the number of PV modules and adjust it if need PV Under Volta...

Page 40: ...ging or deteriorated PV Strings Reverse The cables of PV strings are connected reversely during the inverter installation Check whether the cables of PV strings are correctly connected If they are con...

Page 41: ...tripping 1 Wait till power is restored 2 Turn DC switch to ON and if DC switch trips a lot contact your dealer If you cannot clear the preceding alarm according the measures recommended contact your...

Page 42: ...p 2 Remove the inverter from the rear panel Step 3 Remove the rear panel Before removing DC input connector double check DC input switch is turned to OFF to avoid inverter damage and personal injury W...

Page 43: ...inverter and its packing case are made from environment friendly materials If the inverter service life has expired do NOT discard it with household garbage dispose the inverter in accordance with loc...

Page 44: ...Output Current 14 3A Rated AC Voltage 220V 230V L N PE AC Voltage Range 160V 300V Adjustable Rated Grid Frequency 50Hz 60Hz Grid Frequency Range 45Hz 55Hz 55Hz 65Hz Adjustable THDI 3 Rated Power DC Cu...

Page 45: ...0dB Measured at 1m Dimensions W H D 285 336 125mm Weight 8 8KG HMI COM Display APP LED Communication Bluetooth WiFi RS485 Optional 335 426 125mm 12 8KG 1 Grid power voltage range can be set according...

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