Page 151 - Schroeder - Hydraulic And Lube Filtration

Hydrostatic Base-Ported Filter KFH50

Type Fluid Appropriate Schroeder Media Fluid NF30
Petroleum Based Fluids All E media (cellulose), Z-Media and ASP Media (synthetic) Compatibility NFS30
®
®
High Water Content All Z-Media (synthetic)
Invert Emulsions 10 and 25 µ Z-Media (synthetic) YF30
®
Water Glycols 3, 5, 10 and 25 µ Z-Media (synthetic)
®
Phosphate Esters All Z-Media (synthetic) with H (EPR) seal designation and 3 and 10 µ E media CFX30
®
(cellulose) with H (EPR) seal designation
Skydrol ® 3, 5, 10 and 25 µ Z-Media (synthetic) with H.5 seal designation and W media PLD
®
(water removal) with H.5 seal designation (EPR seals and stainless steel wire ®
mesh in element, and light oil coating on housing exterior) Skydrol is a registered DF40
trademark of Solutia Inc.
Element Element selections are predicated on the use of 150 SUS (32 cSt) Element CF40
Pressure Series Part No. petroleum based fluid and a 40 psi (2.8 bar) bypass valve. Selection
Based on PF40
K3 1K3 2K3†
E K10 1K10 2K10† Flow Rate
Media RFS50
K25 1K25
To KZ1 1KZ1 RF60
5000 psi
(345 bar) KZ3 1KZ3/KAS3/KKAS3/27KAS3 2KZ3† 3KZ3†
Z- CF60
Media ® KZ5 1KZ5/KAS5/KKAS5/27KAS5 2KZ5†
KZ10 1KZ10/KAS10/KKAS10/27KAS10 2KZ10† CTF60
KZ25 1KZ25 2KZ25†
gpm 0 10 20 30 40 50 60 70 VF60
Flow
(L/min) 0 50 100 150 200 265
† Double and triple stacking of K-size elements can be replaced by single KK & 27K elements, respectively. LW60
Shown above are the elements most commonly used in this housing.
Note: Contact factory regarding use of E Media in High Water Content, Invert Emulsion and Water Glycol KF30
Applications. For more information, refer to Fluid Compatibility: Fire Resistant Fluids, pages 19 and 20.
TF50
∆P housing ∆P element Pressure
KFH50 ∆P housing for fluids with sp gr = 0.86: ∆P element = flow x element ∆P factor x viscosity factor Drop KF50
Information
El. ∆P factors @ 150 SUS (32 cSt): Based on KC50
1K 2K 3K Flow Rate
K3 .25 .12 .08 and Viscosity MKF50
K10 .09 .05 .03
K25 .02 .01 .01 KC65
KZ1 .20 .10 .05
KZ3/KAS3/KKAS3/27KAS3 .10 .05 .03 NOF30-05
KZ5/KAS5/KKAS5/27KAS5 .08 .04 .02
KZ10/KAS10/KKAS10/27KAS10 .05 .03 .02
KZ25 .04 .02 .01 NOF50-760
1K 2K FOF60-03
KZW1 .43
sp gr = specific gravity KZW3 .32 .16 NMF30
KZW5 .28 .14
Sizing of elements should be based on element flow
information provided in the Element Selection chart above. KZW10 .23 .12 RMF60
KZW25 .14 .07
If working in units of bars & L/min, divide above Cartridge
factor by 54.9. Elements
∆P filter = ∆P housing + ∆P element Viscosity factor: Divide viscosity by 150 SUS (32
cSt).
The ∆P housing curve labeled “Element HS60
Sizing” is the pressure drop between the inlet
and outlet areas of the filter’s bypass valve MHS60
and should be used for filter sizing.
KFH50

SCHROEDER INDUSTRIES 149