Master Battery MasterPower Omega LV 6KW User Manual Download | Manualshive

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Appendix I: Parallel Installation Guide

Introduction

This inverter can be used in parallel with maximum 6 units. The supported maximum
output power is 36KW/36KVA.

Parallel cable
You will find the following items in the package:

Parallel communication cable Current sharing wires

Overview

1.

Current sharing port

2.

Parallel communication port

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Summary of Contents for MasterPower Omega LV 6KW

Page 1: ...Omega LV 6KW PV Inverter Version 1 1 User Manual...

Page 2: ...tion 13 8 1 Preparation 13 8 2 Connecting to the AC output 13 9 Communication 15 9 1 Pin Assignment for RS 232 Communication Port 16 9 2 Pin Assignment for BMS Communication Port 16 9 3 Dry Contact Si...

Page 3: ...voltage of PV modules is within acceptable range see specification for the details this inverter is able to generate power to feed the grid utility and charge battery This inverter is only compatible...

Page 4: ...connecting AC DC and battery power from the inverter before attempting any maintenance or cleaning or working on any circuits connected to the inverter Turning off controls will not reduce this risk I...

Page 5: ...low been dropped or otherwise damaged in any way If the Inverter is damaged please call for an RMA Return Material Authorization CAUTION AC breaker DC switch and Battery circuit breaker are used as di...

Page 6: ...anual Software CD 3 2 Product Overview 1 PV connectors 2 AC Grid connectors 3 Battery connectors 4 AC output connectors Load connection 5 Generator input Programmable load output 6 External sensor por...

Page 7: ...tallation on concrete or other non flammable surfaces The ambient temperature should be between 25 60 to ensure optimal operation Be sure to keep other objects and surfaces as shown in the diagram to...

Page 8: ...6 1 Fix four screws as shown in the chart The reference tightening torque is 35 N m 2 Raise the inverter and place it over the four screws 3 Check if the inverter is firmly secured...

Page 9: ...sk of injury please use the proper recommended cable size as below Suggested cable requirement for AC wire Nominal Grid Voltage 120VAC per phase Conductor cross section mm2 10 16 AWG no 8 6 5 2 Connec...

Page 10: ...cient operation to use appropriate cable for generator connection To reduce risk of injury please use the proper recommended cable size as below Suggested cable requirement Nominal Grid Voltage 120VAC...

Page 11: ...ve and negative conductors Step 4 Check correct polarity of connection cable from PV modules and PV input connectors Then connect positive pole of connection cable to positive pole of PV input connect...

Page 12: ...of injury please use the proper recommended cable size as below Conductor cross section mm2 AWG no 4 12 CAUTION Do NOT touch the inverter to avoid electric shock When PV modules are exposed to sunlig...

Page 13: ...Input power of MPPT1 W 5160 5005 5720 5350 Numbers in series of MPPT2 6 6 4 5 Numbers of strings in MPPT2 1 1 1 1 Maximum input voltage of MPPT1 V 289 8 295 8 196 56 247 2 Input power of MPPT2 W 2580...

Page 14: ...inverter is 48VDC Step 2 Use two battery cables Remove insulation sleeve 10 mm and insert conductor into cable ring terminal Refer to right chart The cable size of each inverter is shown as below Rec...

Page 15: ...de of operation an additional disconnection device should be placed on in the building wiring installation WARNING It s very important for system safety and efficient operation to use appropriate cabl...

Page 16: ...ase check manufacturer of air conditioner if it s equipped with time delay function before installation Otherwise this inverter charger will trig overload fault and cut off output to protect your appl...

Page 17: ...r After software is installed you may initial the monitoring software and extract data through communication port Wi Fi Connection This unit is equipped with a Wi Fi transmitter Wi Fi transmitter can...

Page 18: ...3 RS485B PIN 4 NC PIN 5 RS485A PIN 6 CANH PIN 7 CANL PIN 8 GND 9 3 Dry Contact Signal There is one dry contact available on the bottom panel It could be used to remote control for external generator...

Page 19: ...ging voltage when grid is available Close Open Battery voltage is lower than setting battery cut off discharging voltage when grid is unavailable Close Open Battery voltage is higher than below 2 sett...

Page 20: ...nnection please switch on the AC circuit breaker At this moment the inverter is turned on already However there is no output generation for loads Then If LCD lights up to display the current inverter...

Page 21: ...ace Refer to diagram below Mode There are three operation modes Grid tie with backup Grid Tie and Off Grid Grid tie with backup PV power can feed in back to grid provide power to the load and charge b...

Page 22: ...sed on different selected types of operations Allow AC charging duration It s a period time to allow AC grid to charge battery When the duration is set up as 0 00 00 00 it means no time limitation for...

Page 23: ...rge when PV is unavailable This option is automatically determined by setting in Load supply source PV is unavailable When Battery is higher priority than Grid in Load supply source PV is unavailable...

Page 24: ...e power to the load If it s not sufficient grid will provide power to the load If grid is not available at the same time battery power will back up When PV power is not available 1 1st Grid 2nd Batter...

Page 25: ...ficient battery power will provide power to the load When battery power is running out or not available grid will back up the load 2 1st PV 2nd Grid 3rd Battery PV power will provide power to the load...

Page 26: ...y 3 None It is not allowed to charge battery no matter it s PV power or grid Load supply source When PV power is available 1 1st PV 2nd Battery 3rd Grid PV power will provide power to the load first I...

Page 27: ...tery charging source PV only Only after PV power fully supports the load the remaining PV power is allowed to charge battery during peak time Load supply source 1st PV 2nd Battery 3rd Grid PV power wi...

Page 28: ...id 3rd Battery When battery is fully charged remaining PV power will provide power to the load first If PV power is not sufficient grid will back up the load If grid power is not available battery pow...

Page 29: ...or grid Load supply source When PV power is available 1 1st PV 2nd Battery 3rd Grid Default PV power will provide power to the load first If it s not sufficient battery power will provide power to th...

Page 30: ...e battery 2 PV only It is only allow PV power to charge battery 3 None It is not allowed to charge battery no matter it s PV power or grid NOTE It s allowed to set up AC charging duration Load supply...

Page 31: ...will charge battery 2 PV only It is only allow PV power to charge battery 3 None It is not allowed to charge battery no matter it s PV power or grid NOTE It s allowed to set up AC charging duration Lo...

Page 32: ...ndicate the operating status and input output power information NOTICE To accurately monitor and calculate the energy generation please calibrate the timer of this unit via software every one month Fo...

Page 33: ...rent charging status or battery parameters V voltage A current Li ion Lithium ion battery type Indicates battery level in battery mode Indicates the warning and fault codes Indicates date and time or...

Page 34: ...button to confirm selection or entry Touch and hold the button for approximately 1 second when the utility is detected or 3 seconds without the utility This inverter is able to provide power to conne...

Page 35: ...02 Output frequency 50Hz default 60Hz 03 Battery type User Defined default If User Defined is selected battery charge voltage and low DC cut off voltage can be set up in program 4 7 8 and 9 Pylontech...

Page 36: ...r for installation procedure VSC If selected standard CAN protocol will be supported 04 Maximum charging current To configure total charging current for solar and utility chargers Max charging current...

Page 37: ...efault setting 48 0 Setting range is form 40V to 60V Increment of each click is 0 1V 11 Low DC cut off battery voltage when grid is unavailable Default setting 48 0 Setting range is from 42V to 60V vo...

Page 38: ...n to the grid If feed in power reaches max feed in power setting the remaining power will charge battery Grid tie with backup IV If selected it is only allowed to set up peak time and off peak for ele...

Page 39: ...he loads it will charge battery first Only until PV power is not available grid will charge battery Only Solar It is only allow PV power to charge battery None It is not allowed to charge battery no m...

Page 40: ...s not available battery power will provide power backup BU Battery Grid Battery power will provide power to the load at first If battery power is running out grid will back up the load This setting is...

Page 41: ...o 23 00 Increment of each click is 1 hour 26 Scheduled time for AC output off 00 00 Default The setting range of AC output off is from 00 00 to 23 00 Increment of each click is 1 hour 27 LCD off waiti...

Page 42: ...AC output mode Single This inverter is used in single phase application default Parallel This inverter is operated in parallel system 33 Generator as AC source Disable default Enable 34 Wide AC input...

Page 43: ...Query Menu Operation The display shows current contents that have been set The displayed contents can be changed in query menu via button operation Press Enter button to enter query menu There are se...

Page 44: ...42 Frequency voltage power or percentage of AC output Procedure Input voltage or power of PV input Procedure...

Page 45: ...The LCD display information will be switched in turns by pressing or key The selectable information is switched as the following table in order Selectable information LCD display Real date Real date 2...

Page 46: ...44 PV energy generated today PV energy generated this month 8Wh PV energy generated this month PV energy generated this month 8kWh PV energy generated this year PV energy generated this year 108kWh...

Page 47: ...45 PV energy generated totally Total PV energy generation 108kWh Main CPU version checking Main CPU version 01 01 Secondary CPU version checking Secondary CPU version 01 01...

Page 48: ...display for grid tie with backup mode I If you need to know other operation mode with LCD display please check with installer Inverter mode with grid connected This inverter is connected to grid and w...

Page 49: ...tery at the same time And the utility is also supplying power to the connected load This inverter is disabled to generate power to the loads via AC output PV power is sufficient to charge battery firs...

Page 50: ...connected This inverter is working with DC INV operation and not connecting to the grid LCD Display Description PV power is sufficient to charge battery and provide power to the connected loads PV pow...

Page 51: ...load connected LCD Display Description This inverter is disabled on AC output or even AC power output is enabled but an error occurs on AC output Only PV power is sufficient to charge battery This in...

Page 52: ...n 64 0 Vdc Charging process based on default setting 3 stages First max charging voltage increases to 56V Second charging voltage will maintain at 56V until charging current is down to 12 Amp Third go...

Page 53: ...ery capacity Ah x 0 2 For example if you are using 300 Ah battery then maximum charging current is 300 x 0 2 60 A Please use at least 50Ah battery because the settable minimum value of charging curren...

Page 54: ...r other metal objects b Use tools with insulated handles c Wear rubber gloves and boots d Do not lay tools or metal parts on top of batteries e Disconnect charging source prior to connecting or discon...

Page 55: ...ltage is too low 03 Line frequency high loss Grid frequency is too high 04 Line frequency low loss Grid frequency is too low 05 Line voltage loss for long time Grid voltage is higher than 253V 06 Grou...

Page 56: ...ease contact your installer 05 INV over current Surge 1 Restart the inverter 2 If the error message still remains please contact your installer 06 Over temperature Internal temperature is too high 1 C...

Page 57: ...is loaded with more than 110 load and time is up Reduced the connected load by switching off some equipment 26 INV short Output short circuited Check if wiring is connected well and remove abnormal lo...

Page 58: ...hase Inrush Current Duration 30 A per phase 20ms Maximum Output Fault Current Duration 90 A per phase 1ms Maximum Output Overcurrent Protection 90 A per phase Power Factor Range 0 9 lead 0 9 lag AC IN...

Page 59: ...mmunication Port RS 232 USB Intelligent Slot RS232 USB BMS WIFI ENVIRONMENT Protective Class I Ingress Protection Rating IP65 Humidity 0 90 RH No condensing Operating Temperature 25 to 60 C Power dera...

Page 60: ...an be used in parallel with maximum 6 units The supported maximum output power is 36KW 36KVA Parallel cable You will find the following items in the package Parallel communication cable Current sharin...

Page 61: ...3 0 85 8 4 54 2 7 12 Nm WARNING Be sure the length of all battery cables is the same Otherwise there will be voltage difference between inverter and battery to cause parallel inverters not working Rec...

Page 62: ...verters connected in parallel Recommended battery capacity Inverter parallel numbers 2 3 4 5 6 Battery Capacity 400AH 600AH 800AH 1000AH 1200AH CAUTION Please follow the battery charging current and v...

Page 63: ...61 Inverters Configuration Two inverters in parallel Power Connection Communication Connection Six inverters in parallel Power Connection Communication Connection L L1 L G L2 N N...

Page 64: ...The parallel function setting is only available by SolarPower Please install SolarPower in your PC first For setting you can set the inverter one by one through USB port Use USB to synchronize the par...

Page 65: ...tral wire of each unit is connected together Step 2 Turn on each unit and set enable parallel for output on SolarPower or SolarPower Pro And then shut down all units Step 3 Turn on each unit LCD displ...

Page 66: ...board driver loss 1 Disconnect all of power source 2 Only connect AC input and press Enter key to let it working in bypass mode 3 Check if the problem happens again or not and feed back the result to...

Page 67: ...llows to configure device setting after installation Notifies users when a warning or alarm occurs Allows users to query inverter history data 2 SolarPower App 2 1 Download and install APP Please scan...

Page 68: ...pping icon Tap Register after you have completed the registration Then a Registration success window will pop up Tap Go now to continue setting local Wi Fi network connection Step 2 Local Wi Fi Module...

Page 69: ...e is the same to your Wi Fi PN number and enter default password 12345678 Then return to WatchPower APP and tap button when Wi Fi module is connected successfully Step 3 Wi Fi Network settings Tap ico...

Page 70: ...ection fails please repeat Step 2 and 3 Diagnose Function If the module is not monitoring properly please tap on the top right corner of the screen for further details It will show repair suggestion P...

Page 71: ...uration enter registered name and password to login Note Tick Remember Me for your login convenience afterwards Overview After login is successfully you can access Overview page to have overview of yo...

Page 72: ...evice Tap icon on the top right corner and enter part number by scanning bar code to add Wi Fi module This part number is printed on the Wi Fi module s surface or manually enter it Tap Confirm to add...

Page 73: ...ccount security Modify password Clear cache and Log out shown as below diagrams 2 4 Device List In Device List page you can pull down to refresh the device information and then tap any device you want...

Page 74: ...ndby Mode Line Mode Battery Mode Standby Mode Inverter will not power the load until ON switch is pressed Qualified utility or PV source can charge battery in standby mode Line Mode Inverter will powe...

Page 75: ...ory and detailed information Tap the icon on the top right corner a blank input box will pop out Then you can edit the name for your device and tap Confirm to complete name modification Device Informa...

Page 76: ...nformation displays of Wi Fi Module PN status and firmware version Parameter Setting This page is to activate some features and set up parameters for inverters Please be noted that the listing in Para...

Page 77: ...rging when grid is available Back To Discharge Voltage Set battery voltage to stop charging when grid is available Enable Disable Items Overload Auto Restart If disabled the unit won t be restarted af...

Page 78: ...ing range of stop charging time for AC charger is from 00 00 to 23 00 The increment of each click is 1 hour Scheduled Time For AC Output On The setting range of scheduled time for AC output on is from...

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