Installation Instructions - LG Electronics

1 Monocrystalline Solar Module Multicrystalline Solar Module Installation Instructions Table of Contents Before Installation .. 2. Exemption from Liability .. 2. Safety and Instruction Signs in the manual .. 2. Safety .. 4. Electric Voltage Hazard Warning .. 4. Accident Hazard Warning .. 5. Warnings Related to the Use of Solar Modules .. 6. Warnings Related to the Installation of Solar Modules .. 7. Electrical Installation .. 8. General Wiring .. 8. Series Connection .. 9. Parallel Connection .. 10. Mechanical Installation .. 1 1. Mounting with Mounting Holes in the Module Frame .. 12. Mounting with Module Clamps on the Longer Module Side .. 13. Mounting with Module Clamps on the Shorter Module Side .. 15. Mounting with Inlay Systems .. 16. Mounting with In-Roof Systems.

2 16. Earth Ground Wiring .. 17. Maintenance and Inspection .. 18. Disposal .. 18. 22. Before Installation Before Installation Solar modules from LG Electronics are photovoltaic solar modules for convert- ing light into electrical energy. The solar This manual contains general and safety Instructions to be observed while install- modules are designed for use in photo- EN. voltaic systems. Any other application is ing and operating the LG Solar modules. not conventional. Please read this manual carefully before Installation . All Installation and safety in- Exemption from Liability structions should be clearly understood before attempting to install, wire, com- No warranty or liability can be granted mission, or service the solar module. for any damages arising from improper Non-adherence can lead to personal Installation .

3 Injury and material damages. Safety and Instruction Signs in the This manual is only intended for quali- manual fied persons and specialist technicians. Electric voltage hazard This manual is for the monocrystalline Danger to life or health solar modules LG240M1C, LG235M1C, LG230M1C, the multicrystalline solar Danger of material damage modules LG230P1C, LG225P1C and LG220P1C, and other power classes. Background or additional information 2. Safety Safety Electric Voltage Hazard Warning Accident prevention guidelines, rules The following safety Instructions and and regulations issued by the organisa- statutory directives must be observed tions and authorities concerned apply to and adhered to. Installation , operation and maintenance. If applicable, observe the national and Installation and maintenance may only regional directives, in particular the fire be carried out by qualified persons and protection regulations.

4 Only in compliance with the local direc- tives. Please also follow the individual safety regulations for the other components Keep children away while installing the used in the photovoltaic system. photovoltaic system and solar modules. There is mortal danger due to electric shock and arc load. Contact with electrically live parts of the solar module such as terminals could lead to burns, sparks and fatal electric shocks. 3. Safety Observe the special safety directives on Do not insert any part in the connector handling direct current and photovoltaic plugs or jacks. systems. The solar modules always generate direct current when exposed Do not carry out any work in wet weather EN. to sunlight. This can lead to life-threat- to avoid electric shock. Do not use any ening values in just one single solar wet tools.

5 Do not work on wet terminals module. The solar modules are pro- of the solar module either. tected only at the DC switch. Use insulated tools and rubber gloves Never disconnect under load. There recommended for working on electrical may be life-threatening arc loads that equipment. cannot be put out independently. Never leave the solar module unse- Do not touch the junction box, cable cured. ends and plug connections with bare hands during the Installation or in sun- light, regardless of whether the solar module is connected to the photo- voltaic system or not. 4. Safety Accident Hazard Warning The following safety Instructions and Do not touch the glass and rear side of statutory directives must be observed the solar module with bare hands. Wear and adhered to. safety gloves to avoid injuries.

6 Installation and maintenance may only The glass surface and module frame be carried out by qualified persons and can heat up under the sun's rays, which only in compliance with the local direc- may result in burning of the skin. Use tives. safety gloves if required. Use suitable safety measures to pre- vent falls when working high above the ground. If applicable, observe the cor- responding directives and recommen- dations of the occupational health agencies or relevant organisations. Do not work under rainy, snowy or windy conditions. While working at heights, be careful to avoid the danger of objects falling. Handle broken or damaged solar mod- ules carefully and with appropriate safety gear. 5. Safety Warnings Related to the Use of Solar Modules The following safety Instructions and The solar modules may not be oper- statutory directives must be observed ated in a location where they could come and adhered to.

7 In contact with salt water. EN. Persons who have no knowledge of solar Ensure that no inflammable gases could modules or, for instance, the measures become present at the Installation area. to be taken when handling damaged solar modules should not go near the If the solar module is being installed on solar modules. This is to ensure there a roof, it may only be mounted on a are no injuries or electric shocks. fire-resistant roof covering designed for this purpose. Do not concentrate the sunlight artifi- cially on the solar module with the help If a solar module or component needs of mirrors, lenses or other objects. to be replaced, compare and check the properties and performance of the new Avoid any shadowing of the solar module, solar module/component with the one also partial shadowing.

8 This will cause being used. yield cuts and may damage the solar module in certain conditions. Do not clean the glass surface of the solar module with an alkaline cleaning Position the solar modules in surround- agent. ings where the operating temperature will stay strictly within the range of -40 C to +90 C. It is especially impor- tant to ensure that there is sufficient air circulation behind the solar modules if they are mounted in hot ambient con- ditions. 6. Safety Warnings Related to the Installation of Solar Modules The following safety Instructions and Do not dismantle the solar module and statutory directives must be observed never carry out any unauthorised and adhered to. changes on the solar module. Do not remove any labels. Do not drill any Mounting and Installation may only be holes in the frame or glass.

9 This could carried out by qualified persons and compromise the stability of the frame only in compliance with local directives. or glass. A general degree of care is needed Do not cover the water drainage holes when handling the solar modules. of the module frame. If the frame is Damaged solar modules may not be filled with water, it can lead to frost used. damage. Handle the solar module very carefully Do not allow the insulation coating of during transport. Do not allow the solar the frame to get scratched. This can module to fall and avoid excessive load. lead to corrosion and may compromise The solar cells in the solar module are the stability of the frame. very thin and can break easily. Ensure that the plug connections are Do not step on the solar module and tight and check the functioning of the do not let any object fall on the solar cabling.

10 Module. Use only those devices, plug connec- Do not damage or scratch the rear of tions, electric lines and mounting sys- the solar module. tems which are appropriate for use in Do not strike any part of the solar mod- photovoltaic systems. ule. After Installation , check that the solar Do not lift the solar module by the module and photovoltaic system are junction box and cables. Do not pull at functioning correctly. the cables and do not twist or scratch the cables. 7. Electrical Installation Electrical Installation Solar modules from LG Electronics dealt General Wiring with here meet the requirements of Ap- plication Class A: Dangerous voltage (IEC. Solar modules from LG Electronics can EN. be connected in series or parallel to get 61730: more than 50 V DC; EN 61730: the desired electrical output.)