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Solar Keymark Certificate No SP SC0414-17 - Solarprofi-24

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The document is a Solar Keymark Certificate issued to TWL Technologie GmbH for their vacuum tube solar thermal collectors, specifically the EtaSun Pro VRK20 and VRK30 models. It confirms compliance with EN 12975 standards for solar collectors and outlines the product's technical specifications, performance test results, and certification details. The certificate is valid until January 27, 2019, provided that the conditions of the Solar Keymark Rules are met.

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What is the purpose of a solar thermal collector?

The solar thermal collector is a device that collects solar radiation and converts it to a usable form of energy. Collectors are categorized into concentric and non-concentric types based on the area of the absorber that intercepts solar energy.

What is Keymark certification?

About. The Heat Pump KEYMARK is a voluntary certification mark that supports the quality and performance of heat pumps on the European market. It can apply to all heat pumps, combination heat pumps and hot water heaters.

What is solar keymark?

for solar thermal The Solar Keymark is a voluntary third-party certification mark for solar thermal products, demonstrating to end-users that a product conforms to the relevant European standards and fulfills additional requirements. The Solar Keymark is used in Europe and increasingly recognized worldwide.

What is the best certification for solar energy?

Raising industry standards and promoting consumer confidence, NABCEP is known as the gold standard for PV Certifications.

What is the life expectancy of a solar thermal collector?

A flat plate collector making use of a honeycomb structure to reduce heat loss also at the glass side too has also been made available commercially. Most flat plate collectors have a life expectancy of over 25 years..