4EB Pump-specific cartridge mechanical seal

Pump-specific cartridge mechanical seal 4EB

For the Etanorm-R/Etaline-R pump type series. Single balanced cartridge seal in stationary design. Tailored to the pump's seal installation space and requirements. The seal design facilitates installation without adjusting dimensions and ensures optimal pre-loading.
Запасні частини

Main Applications

  • Drinking water
  • Service water
  • Hot water

Technical Data

Cartridge seal
Yes
Design Mechanical seal
Stationary
Mechanical seal type
Balanced mechanical seal
Sealing type Mechanical seal
Single
Max allowed fluid temp TSG
140 °C

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Benefits

  • Single cartridge mechanical seal, bi-directional and balanced. Tailored to the pump's seal installation space and requirements.
  • The seal design facilitates installation without assembly fixtures or adjusting dimension, ensuring optimal pre-loading of the mechanical seal and low wear.
  • Stationary design; multiple springs located outside the fluid handled

Technical Data

Max allowable axial movem TSG
1.5 mm
Min allowable axial movem TSG
-1.5 mm
Component type series
KSB Etanorm-R [B],
KSB Etaline-R [A]
Cartridge seal
Yes
Max allow.dynamic pressure TSG
25 bar
Design Mechanical seal
Stationary
Mechanical seal type
Balanced mechanical seal
Sealing type Mechanical seal
Single
Mtrl metallic compon.mech.seal
1.4501,
1.4571
Mtrl mech.seal spring
1.4571,
2.4610
Mtrl Secondary seal inboard
FKM,
EPDM
Mtrl Mating ring inboard
A [CARBON, METAL-IMPREGNATED],
B [CARBON, RESIN-IMPREGNATED],
Q1 [SIC, DRUCKLOS GESINTERT]
Mtrl Primary ring inboard
Q1 [SIC, DRUCKLOS GESINTERT]
Dir of rotation Mech seal
Bi-directional
Max allow.sliding speed TSG
16 m/s
Spring design Mechanical seal
Multiple springs
Max allow.static pressure TSG
37.5 bar
Max allowed fluid temp TSG
140 °C
Min allowed fluid temp TSG
-40 °C

Sectional Drawings

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