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End of May 2018, the GAR Certificate for EnerTwin has been extended for several countries outside the EU. Apart from the EU countries, Iceland, Norway, Switzerland and Turkey, the GAR certificate is now also valid in Russia, Belarus, Ukraine, Bosnia and Herzegovina, Albania, Montenegro, Serbia, Kazakhstan, Turkmenistan, Uzbekistan, Georgia, Iran, Pakistan, India, Japan, China and South Korea.

In May 2018, the EnerTwin micro CHP system received the GAR – type GR certification. The GAR (Gas Appliance Regulation, EU regulation 2016 / 426) recently replaced the Directive 2009/142/EC (GAD), meaning that the EnerTwin meets all requirements related to appliances burning gaseous fuels. This certificate is valid for all EU countries as well as for Norway, Switzerland and Turkey.

In April 2018, commercial EnerTwin systems received the GAD – type CE certification. The certificate is issued by KIWA after extensive safety tests. KIWA’s certificate is valid for all countries within the European Union as well as for Norway, Switzerland and Turkey.

Bureau Veritas, a global leader in Testing, Inspection and Certification issued three certificates for MTT’s EnerTwin recently:The Certificate of Compliance for EnerTwin’s automatic disconnection device, The Certificate of Compliance for connection to the low voltage grid and The Certificate of Compliance for grid and plant protection. They meet the following standards:


VDE 0126




These Certificates are issued for different EU countries such as Germany, Great Britain, Spain, Belgium, France and The Netherlands.