Owner manual

Series SR/F, SR-B/F, SRV/F, SRV-B/F, SRZ-V/F Page 3
9550-060-en Revision 00
TM 7173 Edition 06/2008
1 Technical data
Manufacturer :
Richter Chemie-Technik GmbH
Otto-Schott-Str. 2
D-47906 Kempen
Telephone: [phone]
Fax: [phone]
E-Mail : [e-mail]
Internet: http://www.richter-ct.com
Designation :
Ball check valves with integrated sight glasses
Series SR/F  solid ball
Series SR-B/F  solid ball and soft-sealing seat
Series SRV/F  hollow ball
Series SRV-B/F  hollow ball and soft-sealing
seat
Series SRZ-V/F  hollow plug and soft-sealing
seat
Certified to Clean Air Act (TA Luft)
Strength and tightness (P10, P11) of the pressure-
bearing body tested to DIN EN 12266-1.
SR/F, SRV/F
DIN EN 12266-1 leak rate D
SR-B/F, SRV-B/F, SRZ-V/F
Gas-tight (P12) in the seat to DIN EN 12266-1, Gas-
tight (P12) in the seat to DIN EN 12266-1,
leak rate A.
Face to face
: DIN EN558-1 basic series 1,
ISO 5752 series 1
Flange connecting dimensions
:
DIN EN 1092-2, type B (ISO 7005-2, type B) PN 16 or
flanges drilled to ASME 16.5, Class 150
Materials :
Body material: Ductile cast iron EN-JS 1049 to DIN
EN 1563 (0.7043 DIN 1693)
Lining material
: PFA .../F
On request: antistatic …/F-L
highly permeation-resistant …/F-P
Ball
PTFE, optionally stainless steel, Hastelloy
at PFA/F-L PTFE-carbon
Plug
modified PTFE (TFM-PTFE)
at PFA/F-L PTFE-carbon
Seat seal SR-B/F, SRV-B/F
FFKM (e.g. Kalrez), FKM (e.g. Viton)
Seat seal SRZ-V/F
FFKM (e.g. Kalrez)
Sight glass panes
: borosilicate glass to DIN 7080
Temperature range :
See pressure-temperature diagram in Section 1.5.
Operating pressure: from vacuum to max. 16 bar
See pressure-temperature diagram in Section 1.5.
Size in mm:
SR/F SR-B/F, SRV/F, SRV-B/F
DN 25, 40, 50, 80, 100
SRZ-V/F
DN 25, 50
Weight:
DN 25 40 50 80 100
ca. kg
6.2 8.9 14.5 25 37
Installation position:
horizontal, inclined, vertical (SRV-Z/F only vertical)
See Section 6.2
.
Dimensions and individual parts:
See sectional drawing in Section 10.
Wear parts:
 Solid ball
 Hollow ball
 Hollow plug
 Seat
 Seat seal (SR-B/F, SRV-B/F, SRZ-V/F)