Mechanical seal KSB
4ESD
Technical Data Mechanical seal 4ESD
- Operating pressure Up to 16 bar dynamic
- Up to 24 bar static
- Temperatur -30 °C to 140 °C
- Bearing bracket (seal size) 65 (065)
- Business type Engineered
Technical Description Mechanical seal 4ESD
- Design Double cartridge seal
- Type:
Stationary (inboard),
Dynamic (outboard) ,
Double pressure balanced - Springs Multi-spring arrangement
- Direction of rotation Bi-directional
- Additional information Specially suited for low inlet pressures
Specifications
- Compact
Double cartridge seal, bi-directional and balanced. Tailored to the seal installation space and pump requirements. - Connections
G ¼” barrier/buffer fluid inlet, outlet and drain connections. - Service-friendly
The cartridge makes for easy installation, ensuring optimal pre-loading of the mechanical seal and low wear. - Applications
For increased safety levels and dry running protection when the pump is used in suction lift operation. - Dependable
Stationary: inboard, dynamic: outboard. The double mechanical seal’s cartridge can be operated with either unpressurised buffer fluid (quench) or pressurised barrier fluid
Applications Seal 4ESD
- drinking water
- service water
- hot water
Suitable for pump
Suitable for KSB’s Etanorm-R
Materials Seal 4ESD
- Inboard Primary and mating ring SiC (Q1)
- Outboard Primary ring 1.4122 (S), Mating ring “B” carbon (B)
- Elastomers FKM (V) / EPDM (E) / FFKM (K) / FEP-encapsulated (M1)
- Springs 1.4571 (G)
- Other Components 1.4571 (G)
Other material combinations on request