4ESD Pump-specific cartridge mechanical seal

Pump-specific cartridge mechanical seal 4ESD

For the Etanorm-R pump type series. Double, balanced cartridge seal, stationary (inboard) and dynamic (outboard) design.

Suku Cadang

Aplikasi utama

Drinking water
Service water
Hot water

Data teknis

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

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Manfaat

Inboard seal in stationary design, outboard seal in dynamic design. The double mechanical seal's cartridge can be operated with either unpressurised buffer fluid or pressurised barrier fluid.
The springs are located outside the fluid handled.
G 1/4" barrier fluid inlet, outlet and drain connections

Data teknis

Max allowable axial movem TSG: 1.5 mm
Min allowable axial movem TSG: -1.5 mm
Component type series: KSB Etanorm-R [B]
Cartridge seal: Yes
Max allow.dynamic pressure TSG: 25 bar
Design Mechanical seal: Stationary
Mechanical seal type: Balanced mechanical seal
Sealing type Mechanical seal: Double
Mtrl metallic compon.mech.seal: 1.4571
Mtrl mech.seal spring: 1.4571
Mtrl Secondary seal outboard: FKM,
EPDM,
K/M1 [FFKM/FKM, DOUBLE PTFE WRAPPED (FDA)]
Mtrl Secondary seal inboard: FKM,
EPDM,
K/M1 [FFKM/FKM, DOUBLE PTFE WRAPPED (FDA)]
Mtrl Mating ring outboard: B [CARBON, RESIN-IMPREGNATED]
Mtrl Mating ring inboard: Q1 [SIC, DRUCKLOS GESINTERT]
Mtrl Primary ring outboard: 1.4122
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

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