Senergy SN245P-10 User manual

INSTALLATION MANUAL
INSTALLATION MANUAL
PV Module Installation
SN Model Version 1.0 / 2015
INSTALLATION MANUAL

INSTALLATION MANUAL
| Before use
1) This installation manual (hereinafter referred to as “this manual”) includes installation and maintenance methods, and important
safety instructions for the PV module(hereinafter referred to as “PV module”) produced and sold by S-Energy. Please store this
manual in the visible area for future reference after installation.
2) Any troubles caused by failure to comply with these instruction during the installation, use, operation, maintenance of the module
may be excluded for warranty.
3) All installation, operation shall be based on this manual, and the actual installation, use, operation and maintenance should be
performed by qualified personnel with electrical license.
4) For the detailed quality warranty policy of the product, please refer the quality assurance provided by S-Energy Co., Ltd..
5) When the contents of this manual conflict with the quality assurance, the quality assurance takes precedence.
6) In order to provide better service, the information included in this manual is subject to change without prior notice.
Copyright
Copyright© 2015 S-Energy Co., Ltd.
All rights reserved.
You are prohibited from reproduction, public transmission, or
distribution, translation, or modification to the machine-readable
format of all and some part of this instrunction without prior written
agreement from S-Energy Co., Ltd..

INSTALLATION MANUAL
1. Company Introduction
S-Energy Co., Ltd., started as the first specialized company of solar module maker in Korea, where solar industry was unexplored. The
company has been acknowledged for its technology and quality as it has sold PV module worldwide based on the experience of 20 year’s
manufacturing technology and thorough quality management.
We, S-Energy Co., Ltd. will reward our customers by continuing to develop and produce good quality of product, and consistently challenge
ourselves to develop the solar energy industry in Korea as well.
2. Accessories
The name of each part of solar module is presented
as ‘Fig. 1’
When requesting maintenance, please inform
malfunction part and its performing status including the
name of each part by referencing the left figure.
[Fig. 1]

INSTALLATION MANUAL
These “Safety Precautions” should be thoroughly understood before installing.
Danger
When connecting with ‘+’, ‘-‘ in module, the cable shall be equipped with direct current, and shall not connect or disconnect with module when electricity
flows. If an abnormal or old electrode is connected, you may get injured by sparks arising from direct current.
3. Safety Precautions
※PV module installation should be performed by qualified person only.
Caution
[Caution]
|Recommendation|
| Caution |
All surfaces except frames are fragile, so touch only
the frame areas when moving/installing. And do
not allow direct shock or hit to the module.
|Recommendation|
|Caution|
|Recommendation|
| Caution |
|Recommendation|
[Caution]
The utmost care is required for preventing
corrosion/contamination/deterioration due to
mishandling when you load/outdoor load/installation.
Store a module in an indoor warehouse before
installing.
Always wear protective equipment while
working with PV modules.
Working on a PV system requires following all applicable
local codes and wearing protective equipment, and
must be performed by appropriately qualified and
authorized personnel only.
Do not place heavy objects on the module.
Stepping on or allowing objects to fall on the module
may damage certain parts of the product and slow
down the performance significantly, or causes risks to
the whole system.
Install when the weather is clear.
Do not install when snowy, rainy, and windy
days.
Do not install where water remains on the
ground.
PV module should be installed by a
two person team. Be careful when
handling because the shock may
cause damage or low performance.

INSTALLATION MANUAL
| Caution |
| Caution |
Do not touch or give shocks to the
Junction box as well as front and
rear surface of module, and do not
remove the label.
| Caution |
Do not touch with wet hands or
equipment, which can result in
electric shock.
Environmental considerations
|Recommendation|
| Caution |
Do not scratch by a sharp tool on the
module frame and surface.
Abrasion of the coated surface may lead to
oxidize frames or reduce their strength.
The scratch of the surface may be the main
cause of the module output degradation
and decrease in strength.
The front surface of the module shall not
be exposed to sunlight artificially.
[It can cause performance degradation due
to solar cell degradation]
The shading of the front surface is the main cause of hot
spot or performance reduction of power generation.
The ground should have well drained soil.

INSTALLATION MANUAL
4. Caution before installation
Please read this instruction before installing PV module.
1) The installation of PV module should be performed by qualified personnel only.
2) When installing PV module, you should wear protective equipment.(electric
shock or falling accident risk)
3) When installing PV module, do not step up onto the PV module or place the
object on it.
4) After installation, qualified person shall check whether it operates properly or not.
5) Disassembling or replacing of the PV module part is not allowed without
permission by manufacturer, and if you disassemble or replace anything, please
inform the PV module manufacturer.
6) When disassembling or replacing the part with manufacture’s permission, it
should be performed by qualified person only, and use the certified accessories.
7) For the permission or regulation for installation, please contact the local
authority.
8) When the PV module is damaged or stopped, anyone, even who has useful
knowledge for the PV module, should not approach to the PV module. Touch or
approach may cause serious injury, in which case manufacturer is not
responsible for the damage therefrom.
9) PV module’s orientation shall be at equator direction, and be installed at the
same angle as the latitude of the installation location for the optimal generation
performance. If it is installed at a different angle or direction, it may adversely
affect an annual generation capacity. In case of horizontal installation, S-Energy
recommends regular cleaning to remove dust on the surface.
10) PV module generates the voltage even without load connection. So, be careful
for sparks especially when assembling/disassembling PV module.
11) PV module is intended to be installed on the ground or building.
If you need to install on the vehicle(car, train, etc.) or ship, please request
special modules.
12) Snow, water, dust, or other foreign substance on the surface may increase
reflection of the light and eventually reduce the PV module’s output.(Regular
cleaning of module surface can improve performance).
13) Standard rating specification is measured at the STC AM1.5 condition, and the
performance can significantly improve in the low temperature.
14) Before installation, modules should be stored under packing condition.
15) Irrespective of module connection, contacting current carrying part may cause
a burn or fatal electrical shock from sparks.
16) The shading of the front surface of the module can cause the module
degradation by fire or reduce its lifecycle.
17) When working with the PV module wire, connect the wire with a hanger to
avoid contact on the roof or ground.
18) Potential Induced Degradation [PID] may be caused by ambient high
temperature, humidity, and high system voltage. S-Energy’s PV module
equipped with Enhanced PID module can endure these degradation, but a long
term exposure may also cause PID. To completely prevent PID, trans inverter
and Negative GND should be connected to the (-) GND with the module frame.
5. Caution when installed
1) Please make sure that installed module wire distribution is correct, and
insulation and waterproof performance of connect part is suitably installed.
2) Check if there are any scratches on the frame and front surface of the
glass(The scratch may lead oxidation and reduce the strength)
3) Regularly clean the module with water, and if the module is not cleaned
with water, request to the manufacturer.(*Regular cleaning can
significantly improve the output capacity)
4) The front surface of glass is specially treated, so do not apply any abrasive
cleaning product or chemicals.
5) Periodic inspection should be performed only by qualified personnel with
protective equipment.
6) To avoid shade by the vegetation environment, regular weeding is needed.

INSTALLATION MANUAL
6. Electrical Installation
Caution
1) Electrical risks must be prevented during installation, distribution,
generation, and maintenance of PV module.
2) During installation of PV module, system voltage should not exceed
[IEC1000V].
3) When installing the system, use same rate of model [If you use a
electrically and physically different type of module, output capacity or
system performance may be reduced due to fire].
4) When wiring, you should connect polarity appropriately, and if not, it can
cause abnormal generation performance and PV module degradation by
fire.
5) For the reverse current value, refer the Fuse rating value specified in “9.
Detailed module specification’. If exceed its value, connect the rated
overcurrent protective device(permitted by local regulation) to the
module string in series wiring.
6) Junction box is in the rear surface of the module. This box is an important
device for the module generation, and never unpack it in any
circumstance in the field.
[Once the junction box is opened, warranty will be invalidated. ]
7) If the PV module have any electrical problem, you should inspect the
module according to the warranty term provided by S-Energy, and return
it to S-Energy for repair and replacement.
Material :
All the wire for the PV module connection should be configured with PV cable only.
[Cable for PV : double insulation, UV resistance, temperature resistant for more than minimum 90℃] Use copper
wire for all wiring.
Diameter: At least larger than minimum 12AWG [4㎟]
[wiring diameter should confirm the local regulation, and S-Energy Co., Ltd. recommends the customer use wires
with a diameter larger than the above number at minimum.]
Module configuration[Series wiring]
[((Min Temp ℃–25℃) x (Voc x -Temperature coefficient of Voc)) + Voc] x Panels per string = Maximum system
Voltage
[To guarantee the maximum voltage limitation condition, ensure the general temperature condition according to the
National Electric Code (690.7)
| Series Wiring|
- Wires may be connected in series to generate the required voltage output.
- Series wiring should be configured at the same rate(current)
| Parallel Wiring |
- Wires may be connected in parallel to generate the required current output.
- Even when wires are connected in parallel, the intensity of voltage in inverter should
be considered.
- Before connected to other modules, all modules should be wired with a fuse. For the
number of additional fuses and maximum number of module should refer and follow
the related local regulations.
SERIES WIRING [VOLTAGE ADDED]
PARALLEL WIRING [CURRENT ADDED]

INSTALLATION MANUAL
1) Grade[Class A]: The module is a ‘Class A’ grade.
[Class A: This grade is regarded as a device operated above
50V or above 240W and a product where an ordinary person's approach is expected.
It acquired the safety standard under IEC 61730-1 and IEC 61730-2]
2) Installation site: The module should be installed at a place satisfying the following
Respect.
※Safety load
A 60 series product was designed to tolerate the wind load(the back side)
of 2400Pa, snow load(the front side) of 5400pa, and a 72 series product was
designed to tolerate the wind load(the back side) of 2400pa, snow load(the
front side) of 5400pa.
When the maximum snowfall and wind load on the site are above the standard,
a structure to install the module on should be designed to satisfy the mechanical
load of the site.
※Operating temperature
A ambient temperature of module installation site is limited by the
minimum and maximum temperature as shown below.
* Maximum operating temperature: +85℃[Under the hot temperature,
ventilation should be considered.]
* Minimum operating temperature: -40℃
[Considerations when temperature rises: output is reduced due to
characteristics of the module]
※Places where the installation is prohibited
A site directly contacting salt injury
A site having poor drainage [Poor drainage can shorten the module life ]
A site having a shade caused by the geographic features of the surrounding area.
A site where stones and foreign matters are often thrown near to the modules.
[There are concerns for damage to the front window of the module.)
7. Mechanical Installation
POSITION
60SERIES
72SERIES
A
290
345
B
460
550
C
990
990
D
1650
1970
E
942.5
942.5
F
1425.9
1589.6
G
30
40

INSTALLATION MANUAL
Caution
1) Installation angle
Please install the module at the angle having the most annual cumulative amount of solar radiation in the applicable site.
2) Confirmation matter
To improve module's electrical insulation and durability, the back side [Junction Box] of module should be protected to avoid exposure to moisture, and PV module
wiring should be installed considering thermal expansion due to ambient temperature and vibration due to wind. When a PV module is installed on a roof, between
the back side of the PV module and roof is maintained at a sufficient distance(minimum above 2 inch) to be well ventilated. According to the laws of the applicable
site, the PV module can be installed on a fire resistance roof. The PV module's fire rating is "C“.
3) Installation hole
The method of installing a frame hole passed a mechanical load test item in accordance with the IEC61215 standard, and S-Energy Co., Ltd. recommends the
following method of installing a frame hole. As described in figure 1, an installation hole is inserted in the frame, if the frame is randomly processed or the
installation hole is changed, the module will be damaged or the strength of frame will be declined.
| Hole Installation |
Bolt Torque: 16Nm ~ 20Nm [Newton-meters]
60series Bolt size: M6 L16 Bolt, [PV Support T: ≤4mm]
72series Bolt size: M6 L20 Bolt
①How to use a frame installation hole
1) Be careful to avoid sealing the gap between the module and the structure,
because the area should be well ventilated. The module of power
performance and life can be affected, if the space between the module
and structure is sealed.
2) Please leave a space between the modules because the module can be
expanded or be shrink depending on the ambient temperature.
3) In case of failure to use the accessories recommended by S-Energy Co.,
Ltd., it may affect the long term reliability of the module, and S-Energy Co.,
Ltd. do not take any responsibility for life-shortening of the module
resulting from such use.

INSTALLATION MANUAL
For preventing electric shock and fire, the frame of PV module shall be
grounded properly. [Please be sure to remove a coated portion when grounding,
because the PV module aluminum frame is coated with anodizing.]
Configuration
Size and material
remarks
A
M4 Bolt
16mm
B
M4 Star washer
C
M4 Plat washer
D
M4 Cup washer
E
Grounding wire
12AWG
F
M4 Plat washer
G
M4 Nut
Materials
*SUS304: Bolt, Nut, Washer (Steel Use Stainless)
*Grounding wire: Copper
Torque: 0.9Nm ~ 1.1Nm
For the detail of Earth, refer to NEC(National Electric Code) 690 grounding PV
arrays for special requirements.
8. Grounding Method 9. Detailed module specification
①Electrical Specifications
STC (Irradiance 1000W/m2 ,Module temperature 25℃, AP-1.5) SN245P-10 SN250P-10 SN255P-10
Rated power(Pmax)
245 W 250 W 255 W
Voltage at Pmax(Vmp)
29.2 V 29.7 V 30.0 V
Current at Pmax(Imp)
8.39 A 8.42 A 8.50 A
Warranted minimum Pmax
245 W 250 W 255 W
Short-Circuit Current (Isc)
8.85 A 8.86 A 8.93 A
Open-Circuit Voltage (Voc)
37.3 V 37.3 V 37.6 V
Module Effeciency
15.00% 15.30% 15.61%
Operating module temperature
Maximum System Voltage
Maximum Series Fuse Rating
Maximum Reverse Current
Measurement tolerance
STC (Irradiance 1000W/m2 ,Module temperature 25℃, AP-1.5)
SN300P-10
SN305P-10
SN310P-10
Rated power(Pmax)
300 W 305 W 310 W
Voltage at Pmax(Vmp)
35.6 V 36.0 V 36.3 V
Current at Pmax(Imp)
8.44 A 8.47 A 8.54 A
Warranted minimum Pmax
300 W 305 W 310 W
Short-Circuit Current (Isc)
8.88 A 8.90 A 8.96 A
Open-Circuit Voltage (Voc)
44.9 V 45.1 V 45.4 V
Module Effeciency
15.38% 15.64% 15.89%
Operating module temperature
Maximum System Voltage
Maximum Series Fuse Rating
Maximum Reverse Current
Measurement tolerance
■60cells
■ 72cells
-40℃ to +85℃
1000VDC (IEC)
15A
20.25A
± 2.5%
-40℃ to +85℃
1000VDC (IEC)
15A
20.25A
±2.5%
Item
Value
Temperature coefficient of Isc
0.052%/℃
Temperature coefficient of Voc
-0.312%/℃
Temperature coefficient of power
-0.429%/℃
NOCT (Air 20 ; Sun 0.8kW/m2 ; Wind 1m/s)
45±3℃
③Temperature Characteristics
[Before installation] [After installation]

INSTALLATION MANUAL
-Perform additional fastenings at the bottom of the module’s minor axis frame
[Preventing load concentration due to the installation slope]
The following installation method is recommended by S-Energy for the installation
of the PV module on a roof in heavy snow regions
Failure to remove accumulated snow on the PV module for long time may cause
long-term power reduction
Caution
1) Hole installation method
①General installation | minor axis installation |
②General installation | major axis installation |
③Special installation | minor axis installation |
| Remarks

INSTALLATION MANUAL
| Remarks
2) Location and method of clamp installation | Module Clamp Assembly |
3) Additional Grounding Methods
| Grounding lug|
- : Clamp installation location (A position
Confirm "7 mechanical installation”module drawing)
- Clamp width : 50mm or wider
< 60SERIES>
<72SERIES>

INSTALLATION MANUAL
S-ENERGY Japan Co., Ltd.
Adresse. 3F-A, DIK Kojimachi Bldg., 1-6-9, Kojimachi, Chiyoda-ku,102-0083, Tokyo, Japan
Tel. [phone] Fax. [phone] E-mail. to[email protected]
SENA International (dba S-ENERGY Europe)
Address. Ludwig-Erhard-Str. 30-34 65760 Eschborn, Germany
Tel. [phone]~3 Fax. [phone] E-mail. [e-mail]
SEAI America, Inc.(dba S-ENERGY America)
Address. 18881 Von Karman Ave, Suite 760 Irvine, CA 92612, U.S.A
Tel. [phone] Fax. + 1-949-281-7893 E-mail. [e-mail]
S-ENERGY CO., LTD.
Address. 3rd Fl., Miraeasset Tower, 685, Sampyeong-dong, Bundang-gu, Seongnam-si, Gyeonggi-do 463-400, Republic of KOREA
Tel. [phone] Fax. [phone] E-mail. [e-mail]
SN Model Version 1.0 / 2015