ET MODULE
Polycrystalline
ET-P660260WW
ET-P660255WW
ET-P660250WW
ET-P660245WW
ET-P660240WW
260W
255W
250W
245W
240W
Features
Low iron tempered safety glass, self-cleaning &
anti-reflective layer with higher light absorption
and minimal surface dust
Anodized aluminum frame improving corrosion
resistance
Industry leading performance at low irradiation
environment by Photon test
0 to +5W positive tolerance for mainstream
products
Withstand high wind loads and snow loads
EL screening to eliminate product defects
Benefits
25-year transferrable power output warranty warrants
no more than 0.65%xPmax lower than the previous year
10-year warranty on materials and workmanship
Product liability insurance
Local technical support
Local warehousing
48 hour-response service
100%
ADD
97%
Cell encapsulation EVA Gel Content and Peel
Strength Test
90%
Potential-Induced Degradation (PID) free for
customizable solar module
80%
ED
Linear performance warranty from ET Solar
VAL
UE
FRO
Standard tiered warranty
MW
ARR
ANT
Y
81.4%
0%
1
5
10
15
20
25
years
Top performance by PVUSA Test
Conditions(PTC) rating
IEC 61215 Ed.2
IEC 61730
IEC 61701
UL 1703
YOUR ET SOLAR DISTRIBUTOR
SOLIGENT
800-967-6917
www.soligent.net
M/ET-CP-EN-US2013V1
www.etsolar.com
ELECTRICAL SPECIFICATIONS
Model Type
ET-P660240WW
ET-P660260WW
ET-P660255WW
ET-P660250WW
ET-P660245WW
260W
255W
250W
245W
240W
Module Efficiency
15.98%
15.68%
15.37%
15.06%
14.75%
Maximum Power Voltage (Vmp)
31.48V
30.91V
30.34V
30.14V
29.96V
Maximum Power Current (Imp)
8.26A
8.25A
8.24A
8.13A
8.02A
Open Circuit Voltage (Voc)
38.09V
37.54V
37.47V
37.27V
37.17V
Short Circuit Current (Isc)
8.84A
8.82A
8.76A
8.73A
8.58A
±3%
-1% to +3%
0 to +5W
0 to +5W
0 to +5W
Peak Power (Pmax)
Power Tolerance
Maximum System Voltage
DC 600V/1000V
Nominal Operating Cell Temperature
45.3±2℃
Series Fuse Rating (A)
15A
Number of Bypass Diode
3
MECHANICAL SPECIFICATIONS
PHYSICAL CHARACTERISTICS
50
8
40 (1.57)
Weight
Dimensions
1640×992×40 mm
(64.57×39.06×1.57 inch)
Max Load
5400Pascals ( 112 lb/ft2)
Junction box
4
4
18.8 kg (41.45 lbs)
8
0
-3
0'
60 cells in series
45°
156mm x 156mm
Number of cells
50
Cell type
Unit:mm (inch)
Junction box
IP67 rated
MC4
-0.34 %/℃
Temp. Coeff. of Pmax (TK Pmax)
4-φ4
cable(-) cable(+)
-0.44 %/℃
35(1.38)
Container
20’ GP
17.5(0.69)
BIG CARTON PACKING MANNER
40’ GP
Pieces per Pallet
26
26
Pieces per Container
312
728
860(33.86)
1360(53.54)
1640(64.57)
0.04 %/℃
Temp. Coeff. of Voc (TK Voc)
1640(64.57)
Temp. Coeff. of Isc (TK Isc)
1200(47.24)
8-14×9
(0.55×0.35)
TEMPERATURE COEFFICIENT
10(0.39)
Connector
954(37.56)
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 =+0.04%/℃
Temp.Coeff.of Voc =-0.34%/℃
Temp.Coeff.of Pmax=-0.44%/℃
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
Irradiance
600
800
1000
(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.