blower air Approval: CE, ISO9001:2000 Application: wall hung boilers system blower airRated voltage: 220V 50HzInsulation class: Hrated revolution: 2500±100rpmEnvironment temp: -40~+50 oCHousing material: aluminium sheetImpeller: forward curved, aluminium sheetMotor mounting decoupled by silicon rubberMotor position according to customers requestsApproval: CE, ISO9001:2000 blower air ce (ERS85/34) ...