FIELD: protection of built-in equipment against jet of medium escaping from leaky area. SUBSTANCE: according to first version, impingement washer is so located that it overlaps expected leaky area and at least two positioning members of pipe line are provided; these members are interconnected. According to second version, positioning members are provided on either side of expected leaky area and impingement washer overlaps expected leaky area. Impingement washer is connected with pipe line through fixing unit, thus excluding increase of distance between positioning members of pipe line. EFFECT: enhanced efficiency of protection of built-in equipment in case of break of pipe line. 8 cl, 2 dwg
