4WS Pump-specific cartridge mechanical seal

Pump-specific cartridge mechanical seal 4WS

For the WKT, WK, WL, WKS pump types series. Single balanced cartridge seal, dynamic design.
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Main Applications

  • Handling condensate in power stations

Technical Data

Cartridge seal
Yes
Design Mechanical seal
Dynamic
Mechanical seal type
Balanced mechanical seal
Sealing type Mechanical seal
Single
Max allowed fluid temp TSG
220 °C

Benefits

  • The balanced cartridge seal 4WS is available with a throttling bush for connection of a gas or steam quench as standard.
  • Suitable for suction pressures up to -1 bar.
  • High temperatures are accommodated by the 4WSC seal with cooled mating ring. A variant with pumping ring for Plan 23 is also available.