ET MODULE
Polycrystalline
ET-P660250
ET-P660245
ET-P660240
ET-P660235
ET-P660230
ET-P660225
ET-P660220
250W
245W
240W
235W
230W
225W
220W
Benefits
Features
High module conversion efficiency, through
superior manufacturing technology
25year linear performance warranty;
10-year warranty on materials and workmanship
0 to +5W positive tolerance for mainstream
products
Product liability insurance
Certified to withstand high wind loads and
snow loads (5400Pa)
Local warehousing
Anodized aluminum is mainly for improving
corrosion resistance
Enhanced design for easy installation and long
term reliability
Highly transparent, low iron tempered glass
Excellent performance under low light
environment
Local technical support
48 hour-response service
100%
ADD
97%
ED
Linear performance warranty from ET Solar
VAL
UE
FRO
Standard tiered warranty
MW
ARR
ANT
Y
90%
81.4%
80%
0%
1
5
10
years
15
20
25
BABT8510
M/ET-SPS-EN-EU2011V1-F
www.etsolar.com
ELECTRICAL SPECIFICATIONS
Model Type
ET-P660250
ET-P660245
ET-P660240
ET-P660235
ET-P660230
ET-P660225
250W
245W
240W
235W
230W
225W
220W
Module Efficiency
15.37%
15.06%
14.75%
14.44%
14.14%
13.83%
13.52%
Maximum Power Voltage (Vmp)
30.02V
29.40V
29.20V
29.08V
28.81V
28.35V
28.34V
Maximum Power Current (Imp)
8.33A
8.32A
8.22A
8.08
8.00A
7.94A
7.77A
Open Circuit Voltage (Voc)
37.58V
37.41V
37.25V
36.96V
36.88V
36.63V
36.60V
Short Circuit Current (Isc)
8.98A
8.86A
8.78A
8.70A
8.60A
8.51A
8.34A
Power Tolerance
±3%
±3%
0 to +5W
0 to +5W
0 to +5W
0 to +5W
0 to +5W
Peak Power (Pmax)
Maximum System Voltage
DC 1000V
Normal Operating Cell Temperature
45.3±2℃
Series Fuse Rating (A)
ET-P660220
20A
Number of Bypass Diode
3
MECHANICAL SPECIFICATIONS
PHYSICAL CHARACTERISTICS
Unit:mm (inch)
50
21± 1
20.21kg (44.54 lbs) / 19.32kg (42.59 lbs)
4
11
1640×992×50 mm
(64.57×39.06×1.97 inch)
Dimensions
Junction box
8-14×9
(0.55×0.35)
1640(64.57)
5400Pascals ( 112 lb/ft2)
Max Load
1200(47.24)
1640×992×40 mm
(64.57×39.06×1.57 inch)
TEMPERATURE COEFFICIENT
860(33.86)
1360(53.54)
1640(64.57)
Weight
8
8
4
60 cells in series
11
40 (1.57)
50 (1.97)
0
-3
0'
21± 1
50
Number of cells
156mm x 156mm
45°
Cell type
4-φ4
cable(-) cable(+)
0.065 %/℃
Temp. Coeff. of Voc (TK Voc)
-0.346 %/℃
Temp. Coeff. of Pmax (TK Pmax)
-0.46 %/℃
10(0.39)
Temp. Coeff. of Isc (TK Isc)
17.5(0.69)
35(1.38)
946(37.24)
992(39.06)
992(39.06)
ELECTRICAL CHARACTERISTICS
Electrical performance
(cell temperature:25℃)
150
136.1 W
100
4
88.7 W
0
0
50
41.7 W
0
5
10
15
20
25
30
35
40
800 W/m2
600 W/m2
80
Voc
Pmax
60
40
20
0
-25
Temp.Coeff.of Isc =+0.065%/℃
Temp.Coeff.of Voc =-0.346%/℃
Temp.Coeff.of Pmax=-0.46%/℃
400 W/m2
80
60
40
20
ISC
Pmax
0
0
25
50
75
100
Cell Temperature (℃)
Voltage(V)
1000 W/m2
Power(W)
Current(A)
183.3 W
6
Voc
ISC
100
Normalize Isc,Voc and Pmax(%)
200
Normalize Isc,Voc and Pmax(%)
230.2 W
8
100
120
250
10
2
Irradiance dependence of Isc,
Voc and Pmax (cell temperature:25℃)
Temperature dependence of Isc,
Voc and Pmax
0
400
200
600
800
1000
Irradiance (W/m2)
200 W/m2
Note: the specifications are obtained under the Standard Test Conditions (STCs): 1000 W/m2 solar irradiance, 1.5 Air Mass, and cell temperature of 25 C.
o
The NOCT is obtained under the Test Conditions : 800 W/m2, 20°C ambient temperature, 1 m/s wind speed, AM 1.5 spectrum.
Please contact support@etsolar.com for technical support. The parameters are for reference only, and are subject to change without notice or obligation.