The Russian Aviation Register has lowered the minimum operating temperature of the Airbus H135’s new modification EC135 T3 and EC135 P3 from -25°С to -35°С. This change has ensured that the Russian airworthiness certificate has been amended as well as matching the EASA certificate. this announcement was made at HeliRussia 2017. The H135 model is very popular in Russia, reports Russian Aviation Insider, there are currently 17 in the country.