![Page 1: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/1.jpg)
MICROINVERTER -Pushing the Envelope in
Technology and Applications
Zhi-MinLing, Ph.D. , CEO
![Page 2: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/2.jpg)
Page 2
OBJECTIVES
Why Microinverter?
Why APS?
![Page 3: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/3.jpg)
Page 3
STRING INVERTER VS MICROINVERTER
METER
GRID
AC J-BOX
Microinverter
STRING INVERTERPV panels connect in a series to
form a string, which then connects
to the string inverter.
MICROINVERTEREach PV panel is connected to one
microinverter, so each panel is
independently controlled and
monitored.
![Page 4: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/4.jpg)
Page 4
MARKET FORECAST
In 2010, 2% of residential
PV systems used MLPM
solutions. By 2014, that
number will reach 38%.
In 2010, microinverter
installation was about
80MW. By 2014
Microinverter
installations will reach
3GW.
![Page 5: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/5.jpg)
Page 5
MICROINVERTER IN CA. USA
(<10KW SYSTEM)
Enphase Energy Market Share – 3 Month Moving Average;
A residential solar installation consists of 5 to 50
microinverters; a small commercial solar installation
consists of 50 to 500 microinverters.
![Page 6: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/6.jpg)
Page 6
MICROINVERTER ADVANTAGES
• Design and installationSIMPLE
• No high DC voltageSAFE
• Monitor and control each panelSMART
• No DC componentSAVE
• Component and systemRELIABLE
• Maximum power for each panelPOWERFUL
![Page 7: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/7.jpg)
Page 7
#1 ADVANTAGE: The Safe Solar Solution
MODULE ARRAY
STRING INVERTER
600V DC
。。STRING INVERTER SYSTEMS600V DC travels between the PV array and the inverter.
•Lethal to humans
•High risk of DC arc faults
According to UL, almost all PV-related fire accidents
are caused by arcing.
DC output is constant if the solar panels are exposed
to sunlight.
220V AC
。。
MODULE ARRAYMICROINVERTER SYSTEMS220V AC travels between the microinverter and the
electrical panel.
• No danger to humans
• Low risk of DC arc faults
No DC output occurs until the unit is connected to the
AC grid.
![Page 8: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/8.jpg)
Page 8
ARCING HAZARD
Solar System is very safe, if it’s done properly.
However, high DC voltage is more susceptible to
the arcing risk.
![Page 9: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/9.jpg)
Page 9
#1 ADVANTAGE: The Safe Solar Solution
MODULE ARRAY
STRING INVERTER
600V DC
。。STRING INVERTER SYSTEMS
At emergency, string inverter disconnected from
grid, it’s no AC output, however, DC side is still
600V-1000V
40V DC。。
MODULE ARRAYMICROINVERTER SYSTEMS
At emergency, microinverter disconnected from
grid, it’s no AC output, DC side is only
30V-40V.
![Page 10: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/10.jpg)
Page 10
MICROINVERTERS INCREASE SOLAR POWER OUTPUT
MPPT for each solar module
No module mismatch power losses
No variation effect from tile angle or installation orientation
Minimized shading effect
Independently-controlled solar modules
![Page 11: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/11.jpg)
Page 11
Microinverter and String inverter systems
8 250W module with 8
microinverter
8 250W modules with
SMA string inverter
(Sunpower SPR 3000m)
Courtesy: Dr. Yu Ma, Eoplly, July 2012
![Page 12: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/12.jpg)
Page 12
Microinverter
Compariable Power Production
![Page 13: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/13.jpg)
Page 13
Microinverter
![Page 14: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/14.jpg)
Page 14
2 Cells Covered partial
Shading
![Page 15: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/15.jpg)
Page 15
Microinverter
![Page 16: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/16.jpg)
Page 16
Microinverter
MI: 2.94kwh (+3.4%)
SI: 2.84kwh
![Page 17: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/17.jpg)
Page 17
Object shading,
e.g., chimney
![Page 18: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/18.jpg)
Page 18
Microinverter
![Page 19: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/19.jpg)
Page 19
Microinverter
MI: 2.79kwh (+43%)
SI: 1.95kwh
![Page 20: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/20.jpg)
Page 20
Dirty shading,
simulated by a semi-
transparent foil.
![Page 21: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/21.jpg)
Page 21
Microinverter
![Page 22: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/22.jpg)
Page 22
MI: 1.69kwh (+27%)
SI: 1.37kwh
![Page 23: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/23.jpg)
Page 23
ENERGY HARVEST
Enphase Microinverter, total 143 systems, 6 months operation
data. Microinverter is about 8-10% more than PVWatts
predicted, and 16% more than string inverter produced.
![Page 24: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/24.jpg)
Page 24
OBJECTIVES
Why Microinverter?
Why APS?
![Page 25: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/25.jpg)
Page 25
Leading the industry in Solar Micro inverter Technology
Founded in Silicon Valley, USA
The 1st Microinverter certified in Australia
The #1 Microinverter volume shipment in Australia
At Sunrise, APS POWER UP !
![Page 26: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/26.jpg)
Page 26
APS COMPANY GOGRAPHIC PROFILE
1) 09/2009
2) 03/2010
3) 07/20105) 02/2012
4) 09/2011
![Page 27: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/27.jpg)
Page 27
APS COMPANY MILESTONES
2011/05
China 120kw2011/09
AU Melbourne
2012/03
Made-in-Washington
Certificates
Development
Milestones
2010/11
China 4kw
![Page 28: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/28.jpg)
Page 28
40+ R&D engineers, over 60%
hold an MS degree or higher.
Full range of equipment for product
design, simulation, verification,
testing, and reliability.
Filed 35 patent applications,
including 6 PCT applications; 15
granted.
APS created the first microinverter
product in the world
that was certified by
CQC, SAA, TUV,
and UL.
RESEARCH AND DEVELOPMENT
![Page 29: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/29.jpg)
Page 29
Manufacturing Capability
• EMS Partnership • 10 years experiences in communication equipment manufacturing
• qualified 300,000 capacity (SMT+DIP lines)
• APS NPI team
• > 10 years industrial experience
• Certified ISO9001:2008
• Implemented OA and ERP in daily operations
![Page 30: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/30.jpg)
Page 30
QUALITY MANAGEMENT SYSTEM
QUALITY CONTROL WORKFLOW
COMPONENT PCBA ASSEMBLYBURN-
IN(50C, 24h, power on)
PACKING & SHIPPING
IQCIncoming
Quality
Control
X-ray Soldering
quality
control
E-Test IC chip
placement
quality
control
InspectAssembly
quality
control
Final TestsFunctional, perfor
mance, and
safety tests
![Page 31: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/31.jpg)
Page 31
DESIGN FOR RELIABILITY
20 years of experience in microelectronics design and manufacturing in
silicon valley.
Implemented advanced digital, high frequency, low power, embedded
software and solid state technology in product design
Used thermal conductive potting materials
![Page 32: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/32.jpg)
Page 32
TECHNOLOGY ROADMAP
Energy Management
Mic
roin
ve
rter
YC200
YC500
GEN-3
GEN-4
ECU-1/2 ECU-3 ECU-4
![Page 33: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/33.jpg)
Page 33
PRODUCT ROADMAP
Co
st
(norm
aliz
ed
)
Unit vol – power (watt/cm^3)
0.20 0.40
YC200
YC250
YC500
30% cost reduction,50% vol/watt reduction
![Page 34: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/34.jpg)
Page 34
YC250 - ACM PREFERED CHOICE
L(CM) W(CM) H(CM) V(CM^3) Ratio
APS YC250 16.0 15.0 2.5 600.0 100%
Enphase M215 17.3 16.5 2.5 713.6 119%
SolarBridge P235 20.0 16.3 3.13 1020.4 170%
Light、Small、Thin、High reliability 、Low
cost.
YC250
M215
P235
![Page 35: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/35.jpg)
Page 35
YC500 – THE PREFERED CHOICE
L(CM) W(CM) H(CM) Vol(CM^3) Ratio
APS YC500 22.0 16.4 2.5 900.0 100%
Enphase D380 30.8 15 3.3 1524.6 170%
Enecsys D480W 26.2 21.1 3.94 2178 240%
![Page 36: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/36.jpg)
Page 36
YC500 ARCHITECTURE
Each panel has its
own independent
MPPT and monitoring
features.
交流市电
FPGA控制芯片
光耦隔离
DC to DC DC to AC EMI滤波
太阳能板
YC500太阳能微型逆变器系统框图
DC to DC
太阳能板
电板数据采集
控制信号
电板数据采集
控制信号
电网数据采集
控制信号
![Page 37: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/37.jpg)
Page 37
COMMUNICATION PLATFORM (MI -> ECU)
Microinverter to ECU:
Power Line Carrier (PLC)
![Page 38: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/38.jpg)
Page 38
COMMUNICATION PLATFORM (ECU - SERVER)
ECU (data) to Server (3 options):
LAN, WiFi via Router to Server
GPRS to Server
![Page 39: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/39.jpg)
Page 39
EMA OPERATION SYSTEM & DISPLAYS
EMA
OSAndroid
GalaxyS3Ipad/ IphonePC
Display Devices
![Page 40: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/40.jpg)
Page 40
![Page 41: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/41.jpg)
Page 41
APS MICROINVERTER MONITOR CURVESA
C o
utp
ut (W
)
DC
Input (I)
Outp
ut (k
wh)
DC
Iuput(V
)
AC
Outp
ut (V
)
Inte
rnal T
em
p (C
)
![Page 42: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/42.jpg)
Page 42
COMPREHENSIVE RELIABILITY TEST
IEC61215 stress test cumulatively on 4 samples
Humidity Freeze
Damp Heat
Temp Cycles
85C/85% RH
20hrs,-40C
4hrs,10 cycles
85C/85% RH
1000hrs
-40C ~
+85C, 200
cycle;
Performance and safety Test
No Degradation : Δ eff < 0.15%
![Page 43: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/43.jpg)
Page 43
Perform startup test for -40C~+65C, NO failure for ~100k times.
10/10/2012
STARTUP TEST
![Page 44: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/44.jpg)
Page 44
Hi-TEMPERATURE OPERATION
10/10/2012
UID AC Outputpower (W)
Power Factor THD Efficiency (%)
#1 215.45 0.9929 2.3 94.67
#2 217.37 0.9929 3.15 94.5
#3 219.63 0.9953 3.83 94.13
#4 217.23 0.9964 2.27 94.36
High-T operation, at full AC power output, for 2000 hrs
• +65C,220W Pac
• No degradation after 2000hrs。
![Page 45: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/45.jpg)
Page 45
YC200 TEMPERATURE IN ROOFTOP SYSTEM
Max Ambient air temperature: in noon is ~37oC)
Max Microinverter Internal Temp: 62oC
![Page 46: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/46.jpg)
Page 46
APS YC500 EFFICIENCY
Negligible temperature dependence
80%
85%
90%
95%
100%
0 100 200 300 400 500
Eff
icie
ncy
AC Output Power(W)
APS YC500 Efficiency
-40C
+25C
+65C
![Page 47: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/47.jpg)
THE MICROINVERTER COMPANY
RECENT PROJECTS -
EXAMPLES
![Page 48: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/48.jpg)
Page 48
Queensland -RESIDENTIAL ROOFTOP
![Page 49: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/49.jpg)
Page 49
Melbourne 20KW COMMERICAL ROOFTOP
![Page 50: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/50.jpg)
Page 50
– Collaborated with partners
in Washington State
– Qualified as Made-in-
Washington Microinverter
– Installed 100+ systems in
Washington State in last 3
months.
MADE-IN-WASHINGTON
![Page 51: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/51.jpg)
Page 51
APS – AT OnePlanetCommunity, USA
APS chosen for largest net zero residential project in the
Pacific North West, USA.
The project locates in Grow Community which would be the
biggest Zero-Carbon community in WA by 2020.
![Page 52: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/52.jpg)
Page 52
120KW OFFICE BUILDING ROOFTOP
![Page 53: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/53.jpg)
Page 53
LEATHER SHOPPING MALL 300KW SYSTEM
![Page 54: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/54.jpg)
Page 54
SYSTEM ELECTRICAL DRAWING
22 panels per
string.
AC combine box
grid connected
combine box.
![Page 55: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/55.jpg)
Page 55
POWERED BY 600 YC500 MICROINVERTER
![Page 56: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/56.jpg)
Page 56
AC COMBINER ONLY (NO DC)
![Page 57: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/57.jpg)
Page 57
AC COMBINER ONLY (NO DC)
![Page 58: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/58.jpg)
Page 58
COMUNICATIONS (ECU + GPRS)
![Page 59: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/59.jpg)
Page 59
![Page 60: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/60.jpg)
Page 60
![Page 61: MICROINVERTER - solargain.com.au · STRING INVERTER VS MICROINVERTER METER GRID AC J-BOX Microinverter ... #1 ADVANTAGE: The Safe Solar ... Microinverter MI: 2.94kwh (+3.4%) SI: 2.84kwh](https://reader031.vdocument.in/reader031/viewer/2022022008/5ae114497f8b9a6e5c8e412e/html5/thumbnails/61.jpg)
THANK YOU !