Page 50 - Solar Panels

Electrical Characteristics
STC STP330S-21/ STP325S-21/ STP320S-21/
Wfh
Wfh
Wfh

Maximum Power at STC (Pmax) 330 W 325 W 320 W

Optimum Operating Voltage (Vmp) 34.7 V 34.5 V 34.3 V

a M odel Num ber Optimum Operating Current (Imp) 9.53 A 9.43 A 9.34 A
Rated M axim um P ower
(P m ax ) b
c Add: N o.16 Xi nh China 214028 Curr ent at P m ax
Output T oler ance
UL ua R oad, New District Wuxi,
1703
Cust om er Servi ce H
(Im p ) d ot Line: +86 400 8888 009
V oltag e at P m ax
Fax:+86 510 8534 33
(V m p ) e 21
V.xx
M ade S hor t- Cir cuit Curr ent Open Circuit Voltage (Voc) 41.9 V 41.7 V 41.5 V
(Isc ) f
Open- Cir cuit V oltag e
(V oc ) g Nom inal Oper ating Cell
Weig ht Dim ension i Short Circuit Current (Isc) 9.95 A 9.87 A 9.80 A
T em p. ( T ) h
j
M axim um System V oltag e
1000V
M axim um S eries F use Rating
l
Cell T echnolog y
m
All echnical data at standard test Module Efficiency 19.0% 18.7% 18.4%
t
condition
AM= 1.5 E = 1000W/m 2
Tc= 25 ℃
f
For ield connections, use
minim um No. 12 A WG copper
wires insulated for a minim um of
90 ℃
Fire class rating: Fire Class C ,
Application Class A
Wuxi.Sunt ech Pow er Co. Ltd Conf orm s to H azardous el ect ri cit y can Operating Module Temperature -40 °C to +85 °C
shock, burn
or cause deat h. D o not
t ouch t ermi nal s.
Maximum System Voltage 1000 V DC (IEC)
Maximum Series Fuse Rating 20 A
Power Tolerance 0/+5 W
STC: lrradiance 1000 W/m 2 , module temperature 25 °C, AM=1.5;
Tolerances of Pmax, Voc and Isc are all within +/- 5%

NMOT STP330S-21/ STP325S-21/ STP320S-21/
Wfh Wfh Wfh
Maximum Power at NMOT (Pmax) 247.7 W 243.8 W 240.0 W
Optimum Operating Voltage (Vmp) 32.4 V 32.2 V 31.9 V
Optimum Operating Current (Imp) 7.64 A 7.58 A 7.52 A
Open Circuit Voltage (Voc) 39.1 V 39.0 V 38.8 V
Current-Voltage & Power-Voltage Curve (330S) Short Circuit Current (Isc) 8.04 A 7.98 A 7.92 A
12 350 NMOT: Irradiance 800 W/m 2 , ambient temperature 20 °C, AM=1.5, wind speed 1 m/s;

300
10

Temperature Characteristics
250
8

200 Nominal Module Operating Temperature (NMOT) 42±2°C

Current (A) 6 Power (W) Temperature Coefficient of Pmax -0.37 %/°C
150

4 Temperature Coefficient of Voc -0.34 %/°C
100
Temperature Coefficient of Isc 0.060 %/°C

2
50

0 0
0 10 20 30 40 50
Votage (V) Mechanical Characteristics

Solar Cell Monocrystalline silicon 6 inches
1000 W/m 2 800 W/m 2 600 W/m 2 400 W/m 2 200 W/m 2
No. of Cells 126 (6 × 21)

Dimensions 1750 × 992 × 35 mm (68.9 × 39.1 × 1.4 inches)
Weight 19.4 kgs (42.8 lbs.)
Front Glass 3.2 mm (0.13 inches) tempered glass
Frame Anodized aluminium alloy
Dealer information
Junction Box IP68 rated (3 bypass diodes)

Output Cables 4.0 mm (0.006 inches ), symmetrical lengths (-) 1200mm
2
2
(47.24 inches) and (+) 1200 mm (47.24 inches)
Connectors Genuine MC4

Packing Configuration
Container 40’ HC
Pieces per pallet 30
Pallets per container 26
Pieces per container 780

Information on how to install and operate this product is available in the installation instruction. All values indicated in this data sheet are subject to change without prior announcement. The specifications may vary slightly. All specifications
are in accordance with standard EN 50380. Color differences of the modules relative to the figures as well as discolorations of/in the modules which do not impair their proper functioning are possible and do not constitute a deviation from the
specification.
©Copyright 2019 Suntech Power Wuxi Sunte w cw h P w o. w su er n C to e.c , h Lt -d p .ower.com IEC-STP-Wfh-NO2.01-Rev 2019

49 |
P a g e