Preliminary TechnicalInformation Sheet

KuBlackHIGH EFFICIENCY MONO PERC MODULECS3K-295|300|305MS

linear power output warrantyPRODUCT CERTIFICATES*

product warranty on materials and workmanship

IEC 61215 / IEC 61730: 2005 & 2016: VDE / CE (pending)

* Please contact your local Canadian Solar sales representative for the specific product certificates applicable in your market.

With Canadian Solar’s industry leading mono-PERC cell technology and the innovative LIC (Low Internal Current) module technology, we are now able to offer our global customers high power mono modules up to 305 W.

The KuBlack mono modules with a dimension of 1675 ˣ 992 mm, close to our 60 cell All-Black modules, have the following unique features:• Higher power classes for rooftop solar systems• High module efficiency up to 18.36 %• LOW hot spot temperature risk• LOW temperature coefficient (Pmax): -0.37 % / °C• LOW NMOT (Nominal Module Operating Temperature): 43 ± 2 °C• Aesthetic module appearance

Safer: lower hot spot

temperature

More power output thanks to

low NMOT: 43 ± 2 °C

Low power loss in cell

connection

Heavy snow load up to 5400

Pa, wind load up to 2400 Pa

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 specifications, key features and certification requirements of Canadian Solar products in your region.

Please be kindly advised that PV modules should be handled and installed by qualified 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 | sales.us@canadiansolar.comCANADIAN SOLAR (USA) INC.

MECHANICAL DATA Specification DataCell Type Mono-crystalline, 156 ˣ 78 mmCell 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 glassFrame Anodized aluminium alloyJ-Box IP68, 3 diodesCable 4.0 mm² & 12 AWG,1160 mm (45.7 in)Connector T4 (UL)Per Pallet 26 piecesPer Container (40‘ HQ) 728 pieces

TEMPERATURE CHARACTERISTICSSpecification DataTemperature Coefficient (Pmax) -0.37 % / °CTemperature Coefficient (Voc) -0.30 % / °CTemperature Coefficient (Isc) 0.053 % / °CNominal Module Operating Temperature 43±2 °C

May 2017 | All rights reserved | PV Module Product Datasheet V5.54_E1_NA

ELECTRICAL DATA | STC*KuBlack CS3K 295MS 300MS 305MSNominal Max. Power (Pmax) 295 W 300 W 305 WOpt. Operating Voltage (Vmp) 332.3 V 32.5 V 32.7 VOpt. Operating Current (Imp) 99.14 A 9.24 A 9.33 AOpen Circuit Voltage (Voc) 39.1 V 39.3 V 39.5 VShort Circuit Current (Isc) 9.73 A 9.82 A 9.90 AModule Efficiency 17.75% 18.05% 18.36%Operating Temperature -40°C ~ +85°CMax. System Voltage 1000 V Module Fire Performance TYPE 1 (UL 1703) or CLASS C (IEC 61730)Max. Series Fuse Rating 30 AApplication Classification Class APower 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*KuBlack CS3K 295MS 300MS 305MSNominal Max. Power (Pmax) 218 W 222 W 226 WOpt. Operating Voltage (Vmp) 29.5 V 29.7 V 29.9 VOpt. Operating Current (Imp) 7.39 A 7.48 A 7.56 AOpen Circuit Voltage (Voc) 36.5 V 36.7 V 36.9 VShort Circuit Current (Isc) 7.86 A 7.93 A 8.00 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-Φ5GroundingHole

8-14x9MountingHole

1155

A A

990

40951992

1675

40

30

11

2-R4.5

14

ENGINEERING DRAWING (mm) CS3K-305MS / I-V CURVES

V

A11

10

9

8

7

6

5

4

3

2

1

0

5 10 15 20 25 30 35 40 45 V

A

5 10 15 20 25 30 35 40 45 50

1000 W/m2

800 W/m2

600 W/m2

400 W/m2

200 W/m2

5°C

25°C

45°C

65°C

11

10

9

8

7

6

5

4

3

2

1

0

Frame Cross Section A-A

Mounting Hole

Rear View