FeaturesEquivalent to Burgmann HR mechanical sealsSingle sealBalancedIndependent of direction of rotationMultiple springs stationarySeat rotatingSeat arranged directly behind the impellerSpring protection sleeveVariant with cylindrical spring and acc. EN12756 (SS-HRZ1) availableVariant as cartridge with/without guide sleeve for application with/without quench (HR2,HR3)Dual seal as cartridge unit (HRKS-D) availableOperating rangeShaft diameter: dN = 36 ... 270 mm (1.4" ... 10.63")Pressure: p1* = 16 bar (230 PSI)Temperature: t = -20 °C ... +160 °C (-4 °F ... +320 °F)Sliding velocity: vg = 1
Enactus -HR Burgmann HR Replacement