Related Manuals for Et ET-M672BH WW Series
Summarization of Contents
General Information for ET Solar Modules
Safety Precautions for Solar PV System Installation
Solar modules produce electrical energy when exposed to sunlight. DC voltages may exceed 30V on a single exposed module.
General Installation Notes for Modules
The junction box has a breather port which must be mounted facing downward and cannot be exposed to the rain.
Module Fire Rating
The fire rating for this module is only valid when the product is installed as specified in the mechanical mounting instructions.
Mechanical Installation of ET Solar Modules
Installation Requirements for Modules
ET Solar bears NO responsibility for any damage caused by the use of unsuitable or inappropriate mounting / fixing systems.
Selecting Location and Tilt Angle
Select a suitable location for installation of the module. For optimum performance, face true south in northern latitudes.
Selecting Proper Mounting Structure and Hardware
Observe all instructions and safety precautions applicable to the mounting system to be used with the module.
Mounting Methods
Details on various methods for mounting solar modules, including bolting and clamping.
Mounting with Bolts
Details on using M8 stainless steel screws for mounting modules, with recommended torque.
Mounting with Clamping Hardware
Guidance on using clamps for module mounting, including torque recommendations for bolts.
Installation Position and Static Loads
Table detailing installation methods and corresponding maximum design pressure relations for various module types.
Electrical Installation
Module Grounding
All module frames must be properly grounded. A bonding or toothed washer is required for reliable connection.
Wiring Guidelines
Guidelines for connecting modules in series or parallel, and using appropriate cables.
Connectors
Guidelines for keeping connectors dry and clean, and using compatible connectors from the same vendor.
Bypass Diodes
Information on bypass diodes in junction boxes and their function in preventing hot spots.
General Electrical Installation
Instructions on avoiding different configurations in the same system and covering modules during disconnection.
Operation and Maintenance
Module Cleaning
Recommendations for cleaning module glass surfaces with pressured running water, avoiding detergents.
Visual Inspection of Modules
Inspect modules for appearance defects like broken glass, burning vestige, or corrosion.
Connector and Cable Inspection
Suggests carrying out preventive inspection of connectors and junction box sealing every 6 months.
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