Terms of design and safe operation of steam boilers with steam pressure not exceeding 0,07 MPa (0.7 kgf/cm2), water boilers and water heaters heat water with a temperature no higher than 388 K (115 C). With the changes 1 and 2. (Safety Russia / Pravila ustroystva i bezopasnoy expluatatsii parovykh kotlov s davleniem para ne bolee 0,07 MPa (0,7 kgs/sm2), vodogreynykh kotlov i vodopodogrevateley s temperaturoy nagreva vody ne vyshe 388 K (115 S). S izmeneniyami 1 i 2. (Bezopasnost truda Ross