Pump-specific cartridge mechanical seal 4HDS

For the HDA/HDB pump type series. Single balanced cartridge seal, dynamic design. The seal is available with a quench connection as standard.

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혜택

For all applications of these pumps KSB has a perfectly matching mechanical seal on offer.
The 4HDS cartridge seal is available with a quench connection as standard.
High temperatures are accommodated by the 4HDSC seal with cooled mating ring. A variant with pumping ring for Plan 23 is also available.

Max allowable axial movem TSG: 3.5 mm
Min allowable axial movem TSG: -3.5 mm
Component type series: KSB HDA [A],
KSB HDB [A]
Cartridge seal: Yes
Max allow.dynamic pressure TSG: 30 bar
Design Mechanical seal: Dynamic
Mechanical seal type: Balanced mechanical seal
Sealing type Mechanical seal: Single
Mtrl metallic compon.mech.seal: 1.4571
Mtrl mech.seal spring: 1.4571
Mtrl Secondary seal inboard: FKM,
EPDM,
FFKM
Mtrl Mating ring inboard: Q1 [SIC, DRUCKLOS GESINTERT],
U2 [TUNGSTEN CARBIDE, NI-BINDER],
Q2 [SIC-C-SI, COMPOSITE]
Mtrl Primary ring inboard: A [CARBON, METAL-IMPREGNATED]
Dir of rotation Mech seal: Bi-directional
Max allow.sliding speed TSG: 20 m/s
Spring design Mechanical seal: Multiple springs
Max allow.static pressure TSG: 40 bar
Max allowed fluid temp TSG: 90 °C
Min allowed fluid temp TSG: -40 °C