1 technical data, 1technical data, Series rss/f – Richter RSS/F Series Bellows-Sealed Control Valves User Manual
Page 3
Series RSS/F
Page 3
9260-060-en
Revision 03
TM 7168
Edition 06/2008
1
Technical data
Manufacturer :
Richter Chemie-Technik GmbH
Otto-Schott-Str. 2
D-47906 Kempen
Telephone: +49 (0) 2152 146-0
Fax:
+49 (0) 2152 146-190
E-Mail:
Internet:
Designation :
Chemical bellows control valve, series RSS/F, with
safety stuffing box and bellows as well as interchan-
geable seat and plug, actuated pneumatically or by
electric motor.
Control characteristics to DIN EN 60534,
equal percentage, linear, on-off, rangeability 25:1.
V-plug, rangeability 100:1
Certified to Clean Air Act (TA-Luft)
Strength and tightness (P10, P11) of the pressure-
bearing body tested to DIN EN 12266-1.
Gas-tight (P12) in the seat to DIN EN 12266-1,
leak rate A
Face to face alternatively:
EN 558-1 basic series 1, ISO 5752 series 1
with flanges DIN EN 1092-2, type B
(ISO 7005-2 Type B) PN 16 or flanges drilled to
ASME B16.5 Class 150
ANSI/ISA-75.08.09-2004, class 150 with flanges
ASME B16.5 Class 150, raised face
ANSI/ISA-75.08.09-2004, class 300 with flanges
ASME B16.5 Class 300, raised face
Materials :
Body material: Ductile cast iron EN-JS 1049 to DIN EN
1563 (0.7043 DIN 1693) or ASTM A395
Lining material: PFA/PTFE .../F
On request: antistatic
…/F-L
highly permeation-resistant …/F-P
Bellows: PTFE, modified PTFE, Hastelloy
Seat and plug: reinforced modified PTFE,
at low Cv values also Hastelloy, tantalum
Design pressure :
PN 10 with standard PTFE bellows
with heavy-duty PTFE bellows with
PTFE/carbon support rings
PN 16 with heavy-duty PTFE bellows with stainless
steel support rings
with Hastelloy C bellows
See pressure-temperature diagram in Section 1.4.
Sizes :
DN 15, 20, 25, 40, 50, 65, 80, 100 in mm
½“, ¾“, 1“, 1½“, 2“, 3“, 4“ in inches, Cl 150
1“, 1½“, 2“ in inches, Cl 300 on request
Temperature range :
-60 °C to 180 °C
See pressure-temperature diagram in Section 1.4.
Installation position :
Normally in horizontal line with the actuator on top.
See Section 6.2.
The direction of flow is marked by an arrow cast into
the body.
Dimensions and individual parts :
See sectional drawings in Section 10.
Weight :
Nom. size
ISO ASME
Weight
ca. kg
ISO ASME
15 ½“ 6
6
20 ¾“ 6
6
25 1“ 11 11
40 1½“
17 17
50 2“ 19 19
65 -- 20 --
80 3“ 39 39
100 4“ 44 44
For weight of actuator, see actuator manufacturer's
manual.
Wear parts :
Seat, plug, bellows
Options :
Heavy-duty-PTFE-bellows (DN 25-100, 1“- 4“)
For permeating media and elevated pres-
sures/temperatures
Hastelloy C-bellows
For special applications (e.g. extreme permeation)
V-control plug for small Cv values
Monitoring connection
For higher safety requirements
Actuator and actuator accessories