MeiKai ENERGY N270 Installation And Operation Manual Download Page 4

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Meikai ENERGY

Page

MeiKai

ENERGY 2012

REV 1.0

Table of Contens

...................................................................................................................................... 4

Installation and Operation Instructions

................................................................................................ 5

Important Safety Instructions

......................................................................................................... 5

Safety Information

............................................................................................................................ 5

Meikai Micro-inverter System

................................................................................................................ 6

Meikai Micro-inverter

....................................................................................................................... 6

System Monitoring

........................................................................................................................... 7

System Reliability

............................................................................................................................ 7

Simplified System Design

............................................................................................................... 7

Electrical Compatibility

................................................................................................................... 7

Meikai Micro-inverter Installation Guide

............................................................................................... 8

Meikai Micro-inverter Installation Kit

............................................................................................. 8

Installation Procedure

............................................................................................................................. 8

Step 1-Installing the AC branch circuit junction box

................................................................... 9

Step 2- Attach Meikai Micro-inverter to the racking

................................................................... 10

Step 3-Connect the Meikai micro-inverter to the AC branch cable

.......................................... 10

Step 4-Grounding the system

....................................................................................................... 12

Step 5-Connect the PV modules

................................................................................................... 12

Step 6-Complete the Meikai Micro-inverter Installation Map

.................................................... 13

Commissioning

...................................................................................................................................... 13

Commissioning a Meikai Micro-inverter system:

....................................................................... 13

Troubleshooting

.................................................................................................................................... 14

LED Indications

.............................................................................................................................. 14

Starting up

...................................................................................................................................... 14

Sarting Grid connect indication

................................................................................................... 15

Normal operation indication

......................................................................................................... 15

Communication indication

............................................................................................................ 15

Failure indication

........................................................................................................................... 15

Failure Report

................................................................................................................................. 15

Troubleshooting Procedure

.......................................................................................................... 16

Disconnect the micro-inverter from the PV module

.......................................................................... 16

Replace a Meikai Micro-inverter

.......................................................................................................... 17

Technical Specifications

....................................................................................................................... 18

Technical Specifications

............................................................................................................... 19

Appendix

................................................................................................................................................ 21

Meikai Micro-inverter Installation Map

......................................................................................... 22

Quick installation Guide

................................................................................................................ 23

Summary of Contents for N270

Page 1: ...1 Copyright MeiKai ENERGY 2012 REV 1 0 Meikai N270 Micro Inverter Installation and Operation Manual Version 1 0 NOTICE MKSTAR N270 Pairs with most 60 cell PV modules MKSTAR N220 N300 Pairs with most...

Page 2: ...k B13 Hengfeng Industrial City Hezhou Xixiang Bao an Shenzhen China Tel 86 0755 86079109 Fax 86 075586079197 www meikaienergy com info meikai cn com Thanks for choosing Meikai N270 Micro Inverter For...

Page 3: ...ll rights reserved Meikai reserves the right to change the product and the content of this manual without WARNING Users are recommended to visit the company website www meikai cn com for more informat...

Page 4: ...o inverter to the racking 10 Step 3 Connect the Meikai micro inverter to the AC branch cable 10 Step 4 Grounding the system 12 Step 5 Connect the PV modules 12 Step 6 Complete the Meikai Micro inverte...

Page 5: ...s running to avoid burns Handle the device with caution The installation of inverter must be performed in full compliance with the National Wiring Rules of Standard AS NZS 3000 and other relative loca...

Page 6: ...dule Each PV module has individual Maximum Peak Power Tracking and insures that the maximum power is exported to the utility grid regardless of the performance of the other PV modules in the array Whe...

Page 7: ...n rating of Meikai Micro inverter is IP65 to undergo any weather condition Simplified System Design Meikai Micro inverter system makes it is extremely simple to plan or design a solar system no compli...

Page 8: ...ion box Other parts and tools required grounding cable and washer hardware tools for mounting modules to the rack socket wrenches screwdrivers torque wrenches Installation Procedure To install a Meika...

Page 9: ...plate at a suitable location on the PV racking system typically at the end of a branch of modules C Connect the open wire end of the AC interconnect cable into the junction box using an appropriate g...

Page 10: ...nverter in a location that allows exposure to direct sunlight B If a grounding washer is used to connect the micro inverter to the racking please make sure use only ground washer that is approved by t...

Page 11: ...junction box B Plug the AC female connector of the first micro inverter into the male connector of the next micro inverter and so forth to form a continuous AC branch circuit NOTE Check the micro inve...

Page 12: ...d in step 1 skip this step Each Meikai Micro inverter comes with a ground screw with a diameter of 5mm Check your local code for grounding conductor sizing requirement Connect the grounding electrode...

Page 13: ...i Micro inverter installation map A Each Meikai micro inverter has a removable serial number label located on the mounting plate Peel off the label and affix it to the respective location on the insta...

Page 14: ...er important information Please refer to the installation and operation manual for Meikai Messenger 5 Logon to the monitor website or use monitor software to check the micro inverter operating conditi...

Page 15: ...the Messenger every 5 minutes at this moment the Green LED will blink quickly until the reporting completed Failure indication N270 is designed with 9 different kind of failure protections all will s...

Page 16: ...to the utility grid disconnect the AC wire prior to didconnect DC wires Never disconnect the DC wires while the Micro inverter is producing power check if the RED lED is on after reconnect the DC wire...

Page 17: ...Micro inverter Replace a Meikai micro inverter follow the steps in the order shown 1 Disconnect the micro inverter from the PV module follow the foresaid steps 2 Install a new Meikai micro inverter t...

Page 18: ...open circuit voltage of the PV module must not exceed the specified maximum input voltage of the Meikai Micro inverter Electrical Connection The inverter is compatible with RCD and RCM The DC componen...

Page 19: ...it DC current N270 A 15 Max input DC current N270 A 12 Input point to input point current feedback A 0 AC Output Data Max output power 40 65 N270 W 250 Output Power Factor 0 99 1 Nominal AC voltage ra...

Page 20: ...270 mW 20 other features Compatibility Pairs with most 60 cell PV moudles Dimensions LxWxH 228mm 136mm 33 7mm Weight 2 5kg Enclosure protection rating IP65 AC Over voltage category Category III DC Ove...

Page 21: ...Meikai ENERGY Page 21 Copyright MeiKai ENERGY 2012 REV 1 0 Appendix...

Page 22: ...2 REV 1 0 Meikai Micro inverter Installation Map To Sheet To Sheet Array Orientation Tilt Form Customer information Installer information N S E W circle 1 2 3 4 5 6 7 A B C D E F G H I J K L M Fax Ins...

Page 23: ...Meikai ENERGY Page 23 Copyright MeiKai ENERGY 2012 REV 1 0 Quick installation Guide...

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