Specifications Sheet

PARTNER SECTION
The aforesaid datasheet only provides the general information on Canadian Solar
products and, due to the on-going innovation and improvement, please always
contact your local Canadian Solar sales representative for the updated information
on specications, key features and certication requirements of Canadian Solar
products in your region.
Please be kindly advised that PV modules should be handled and installed by
qualied people who have professional skills and please carefully read the safety and
installation instructions before using our PV modules.
3000 Oak Road, Suite 400, Walnut Creek, CA 94597, USA | www.canadiansolar.com/na | [e-mail]
CANADIAN SOLAR (USA) INC.
MECHANICAL DATA
Specication Data
Cell Type Mono-crystalline, 156.75 ˣ 78.38 mm
Cell Arrangement 120 [2 ˣ (10 ˣ 6) ]
Dimensions 1675 ˣ 992 ˣ 40 mm
(65.9 ˣ 39.1 ˣ 1.57 in)
Weight 18.5 kg (40.8 lbs)
Front Cover 3.2 mm tempered glass
Frame Anodized aluminium alloy
J-Box IP68, 3 diodes
Cable 4.0 mm² & 12 AWG,1160 mm (45.7 in)
Connector T4 (IEC / UL)
Per Pallet 27 pieces
Per Container (40‘ HQ) 756 pieces
TEMPERATURE CHARACTERISTICS
Specication Data
Temperature Coecient (Pmax) -0.37 % / °C
Temperature Coecient (Voc) -0.29 % / °C
Temperature Coecient (Isc) 0.05 % / °C
Nominal Module Operating Temperature 42±2 °C
August 2017 | All rights reserved | PV Module Product Datasheet V5.552_E1_NA
ELECTRICAL DATA | STC*
CS3K 300MS 305MS 310MS 315MS
Nominal Max. Power (Pmax) 300 W 305 W 310 W 315 W
Opt. Operating Voltage (Vmp) 32.5 V 32.7 V 32.9 V 33.1 V
Opt. Operating Current (Imp) 9.24 A 9.33 A 9.43 A 9.52 A
Open Circuit Voltage (Voc) 39.3 V 39.5 V 39.7 V 39.9 V
Short Circuit Current (Isc) 9.82 A 9.90 A 9.98 A 10.06 A
Module Eciency 18.05 % 18.36% 18.66% 18.96%
Operating Temperature -40°C ~ +85°C
Max. System Voltage 1000 V (IEC / UL)
Module Fire Performance TYPE 1 (UL 1703) or CLASS C
(IEC 61730)
Max. Series Fuse Rating 30 A
Application Classication Class A
Power Tolerance 0 ~ + 5 W
* Under Standard Test Conditions (STC) of irradiance of 1000 W/m2, spectrum AM
1.5 and cell temperature of 25°C.
ELECTRICAL DATA | NMOT*
CS3K 300MS 305MS 310MS 315MS
Nominal Max. Power (Pmax) 223 W 227 W 230 W 234 W
Opt. Operating Voltage (Vmp) 29.6 V 29.8 V 30.0 V 30.2 V
Opt. Operating Current (Imp) 7.54 A 7.62 A 7.67 A 7.75 A
Open Circuit Voltage (Voc) 36.8 V 37.0 V 37.2 V 37.4 V
Short Circuit Current (Isc) 7.92 A 7.98 A 8.05 A 8.12 A
*Under Nominal Module Operating Temperature (NMOT), irradiance of 800 W/m2,
spectrum AM 1.5, ambient temperature 20°C, wind speed 1 m/s.
1160
1160
180
180
6-
Φ
5
Grounding
Hole
8-14x9
Mounting
Hole
1155
A
A
990
40
951
992
1675
ENGINEERING DRAWING (mm) CS3K-305MS / I-V CURVES
11
10
9
8
7
6
5
4
3
2
1
0
5 10 15 20 25 30 35 40 45
V
A
1000 W/m
2
800 W/m
2
600 W/m
2
400 W/m
2
200 W/m
2
V
A
5 10 15 20 25 30 35 40 45 50
5°C
25°C
45°C
65°C
11
10
9
8
7
6
5
4
3
2
1
0
Rear View
40
30
11
2-R4.5
14
Frame Cross Section A-A
Mounting Hole