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Yingli Solar PV Modules, Installation and User Manual 

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This manual applies to photovoltaic modules (“PV modules”, 
also commonly known as solar panels) manufactured by 
Yingli Green Energy Holding Co., Ltd.  (“Yingli Solar”), and 
is explicitly written for qualified professionals (“Installer” or 
“Installers”), including without limitation licensed electricians 
and NABCEP-Certified PV Installers.

I N T R O D U C T I O N

Thank you for choosing Yingli Solar as your PV module provider. We appreciate 
your business! This manual contains important information pertaining to the 
electrical and mechanical installation and maintenance of PV Modules, and 
contains safety information that you must read carefully and be familiar with 
before handling, installing, and/or maintaining Yingli Solar PV modules.

Yingli Solar does not assume responsibility and expressly disclaims liability for 
losses, damages, or expenses arising out of, or in any way connected with this 
Installation and User Manual. Yingli Solar assumes no responsibility for any 
infringement of patents or other rights of third parties, which may result from 
using Yingli Solar PV modules. No license is granted expressly or by implication 
or under any patent or patent rights. The information in this manual is believed 
to be reliable, but does not constitute an expressed or implied warranty. Yingli 
Solar reserves the right to make changes to its PV modules and other products, 
their specifications, or this manual without prior notice.

Yingli Solar and its subsidiaries are not liable for any damages caused by 
inappropriate installation, use, or maintenance of Yingli Solar PV modules, 
including without limitation damages, losses, and expenses caused by non-
observance of the instructions of this manual or caused by or in connection with 
products of other manufacturers.

This manual refers to UL certified products and conforms to UL standard 1703: 
Flat Plate Photovoltaic Modules and Panels. For PV module installations to be 
performed in Canada, the installation shall be in accordance with CSA C22.1, 
Safety Standard for Electrical Installations, Canadian Electrical Code, Part 1.

This Installation and User Manual is available in different languages. In cases of 
discrepancy between versions, the English language version shall control.

Failure to comply with the requirements listed in this manual will invalidate the 
Limited Warranty for PV Modules as provided by Yingli Solar at the time of sale 
to the direct customer. Additional recommendations are provided to enhance 
safety practices and performance results. Please provide a copy of this manual 
to the PV system owner for their reference, and inform them of all relevant 
aspects of safety, operation, and maintenance.

S A F E T Y

General

 

You must understand and follow all applicable local, state, and federal 
regulations and standards for building construction, electrical design, fire, and  

safety, and must check with local authorities to determine applicable permitting 
requirements before attempting to install or maintain PV modules. 

Rooftop PV systems should only be installed on dwellings 
that have been formally analyzed for structural integrity, 
and confirmed to be capable of handling the additional 
weighted load of PV system components, including PV 
modules, by a certified building specialist or engineer.

For your safety, do not attempt to work on a rooftop until 

safety precautions have been identified and taken, including without limitation 
fall protection measures, ladders or stairways, and personal protective 
equipment (PPE).

For your safety, do not install or handle PV modules under adverse conditions, 
including without limitation strong or gusty winds, and wet or frosted roof 
surfaces. 

The flat-plate PV module construction consists of a laminated assembly of solar 
cells encapsulated within an insulating material with a rigid glass surface and 
an insulated substrate. The laminated assembly is supported by an aluminum 
frame that is also used for mounting the module. See Figure 1 for an illustration 
of the PV module components.

Figure 1: Module components and cross-section of the laminated assembly

Electrical

PV modules can produce current and voltage when exposed to light of any 
intensity. Electrical current increases with higher light intensity. DC voltage 
of 30 Volts or higher is potentially lethal. Contacting the live circuitry of a PV 

system operating under light can result in lethal electric 
shock.

De-energize PV modules by removing them entirely from 
light or by covering their front surface with an opaque 
material. Regard the safety regulations for live electrical 
equipment when working with modules that are exposed 

Junction Box

Cable

Connector

Cell

Frame

1

1. 

Aluminum Frame

2. Glass

3.  Encapsulating EVA

4.  PV Cell

5. Backsheet

2

3

5

4

y i n g l i s o l a r . c o m

YINGLI SOLAR PV MODULES

Installation and User Manual

Revision Date Dec 29th, 2015 |  Applicable for products rated to 1000 Volts in the United States and Canada  |  The tenth edition

File name: Corporate Logo with Tagline / Vertical.ai

Summary of Contents for YL P-35b Series

Page 1: ...ngli Solar at the time of sale to the direct customer Additional recommendations are provided to enhance safety practices and performance results Please provide a copy of this manual to the PV system...

Page 2: ...PV module surfaces and do not apply paint or adhesive to any of the surfaces including the frame For your safety do not disassemble or modify Yingli Solar PV modules in any way Doing so may degrade pe...

Page 3: ...m2 AM 1 5 and 25 C cell temperature As required by the US National Electric Code NEC the short circuit current Isc should be multiplied by a factor of 1 25 and the open circuit voltage Voc should be m...

Page 4: ...rts of fixed equipment that are able to become energized by the PV system must be connected to the equipment grounding conductor in order to prevent electrical shock Refer to section 250 of the NEC fo...

Page 5: ...for maintaining mechanical connections and holding electrical grounding devices in the proper position for electrical conductivity Such devices where supplied with the module and evaluated through the...

Page 6: ...ds that PV systems be periodically inspected by the installer or other qualified person ThepurposeofthePVsysteminspectionistoensurethatallsystemcomponents are functioning properly At a minimum this in...

Page 7: ...The fifth 2014 Installation Manual_UL_ EN_201404_v02 1 August 6 2014 The sixth 2014 Installation Manual_UL_ EN_201408_v02 2 March 18 2015 The seventh 2015 Installation Manual_UL_ EN_201503_v02 3 June...

Page 8: ...t of the indicated values of Isc Voc and Pmax under Standard Test Conditions irradiance of 1000 W m2 AM 1 5 spectrum and a cell temperature of 25 C Refer to module datasheets for specific power output...

Page 9: ...YL240C 30b 240 30 3 7 93 38 0 8 47 1000 15 YL235C 30b 235 29 9 7 87 37 6 8 41 1000 15 YL230C 30b 230 29 6 7 76 37 0 8 40 1000 15 YL225C 30b 225 29 4 7 66 36 4 8 39 1000 15 PANDA 48 Cell Series YL215C...

Page 10: ...0 38 07 967 43 31 1100 3 94 100 2 17 55 3 94 100 3 94 100 A A A A 38 98 990 37 24 946 1 97 50 22 72 577 16 02 408 77 56 1970 22 72 577 77 56 1970 47 24 1200 3 94 100 Grounding holes 6 0 236 6 Mounting...

Page 11: ...AR AND SIDE VIEW DIMENSIONS OF MODULE SERIES UNITS INCH mm PANDA 48 Cell SERIES PANDA 60 Cell SERIES Legend Legend Grounding holes Mounting holes Drainage holes Mounting tolerance PANDA 48 Cell PANDA...

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