Ligitek Photovoltaic Co., Ltd.

Ligitek Photovoltaic Co., Ltd.
FEATURES:
‧Multicrystalline silicon photovoltaic
module.
‧High power module using 6”
multicrystalline solar cell.
‧Bypass diode is attached minimize
power reduction caused by shade.
‧72 solar cells and connection in series.
‧Using optical low iron tempered glass,
EVA resin, module with aluminum
frame for outdoor use.
‧The module will maintain 90% of
minimum specification performance
along the first 12 years, and will
maintain 80% of minimum
specification performance along
sequent 13 years.
LM250BB00/LM255BB00/LM260BB00/LM265BB00/LM270BB00/
LM275BB00/LM280BB00/LM285BB00/LM290BB00/
Maximum power (Pmax)
250W
255W
260W
265W
270W
275W
280W
285W
290W
Maximum power voltage (Vpm)
34.06 V
34.28 V
34.53 V
34.83 V
34.98 V
35.22 V
35.36 V
35.50 V
35.72 V
Maximum power current (Ipm)
7.34 A
7.44 A
7.53 A
7.61 A
7.72 A
7.81 A
7.92 A
8.03 A
8.12 A
Open circuit voltage (Voc)
43.77 V
43.92 V
44.06 V
44.20 V
44.28 V
44.35 V
44.49 V
44.56 V
44.64 V
Short circuit current (Isc)
7.86 A
7.93 A
8.00 A
8.06 A
8.13 A
8.21 A
8.27 A
8.33 A
8.39 A
Module efficiency (ηm)
13.0%
13.2%
13.5%
13.8%
14.0%
14.3%
14.5%
14.8%
15.1%
No. & type solar cells
Maximum system voltage
72 in series/ 6”(156x156 mm) multicry
TUV:DC 1000 V/UL:DC 600 V
Series fuse rating
15 A
Performance tolerance
±3%
Operating temperature
-40 to +90 ℃
Storage temperature
-40 to +90 ℃
Dimensions
Weight
Output Terminal(Tyco J-Box)
(STC) Standard Test Conditions: 25°C, 1 kW/m², AM 1.5
1946x990x50 mm±2 mm/76.6”x39”x2”±0.08”
23.4 kg/51.59 lbs
1394462-4(-)/6-1394461-2(+)
B5(RD-W04-02B)
LM250BB00/LM255BB00/LM260BB00/LM265BB00/LM270BB00/
LM275BB00/LM280BB00/LM285BB00/LM290BB00/
ELECTRICAL CHARACTERISTICS
DEPENDENCE ON TEMPERATURE
)
A
(
s
p
m
A
)
A
(
s
p
m
A
AM1.5,1000W/m2
10
o
CELL TEMP. 25 C
10
1000W/m2
8
1000W/m2
8
800W/m2
6
o
75 C
50 C
25 C
6
o
600W/m2
o
4
4
2
2
0
0
20
30
40
0
50
10
Temperature coefficient of Isc: 0.05%/℃
Power temperature coefficient: -0.46%/℃
Temperature coefficient of Voc: -0.35%/℃
NOCT:46±1℃
20
)
V
(
s
t
l
o
V
10
)
V
(
s
t
l
o
V
0
30
40
50
OUTLINE DIMENSIONS
Section A-A
A
A
Lead Wire
----
----
++++
++++
Field wiring:Cu wiring only, min. 12 AWG(4mm²), insulated for 90℃ min.
B5(RD-W04-02B)