Installation guide

Meikai ENERGY
Page 4 Copyright MeiKai ENERGY 2012 REV 1.0
Table of Contens
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 ............................................................................................................... 18
Appendix ................................................................................................................................................ 21
Meikai Micro-inverter Installation Map ......................................................................................... 22
Quick installation Guide ................................................................................................................ 23