KSB ECOLINE FYC, Operating Manual

Page: 54 / 100

4 Valve Description
54 of 100
Seat/disc interface
The seat ring is an integral part of the body (100). The flexible wedge (361) is
fastened to the stem (200) by a "T" joint and guided by lateral guide bars in the body
(100).
Bonnet/cover seal
The body (100) and the yoke (166) are connected by studs (902) and nuts (920.2). The
joint is sealed by means of a joint ring (411).
4.5.5 ECOLINE GTB 800
4.5.5.1 Operating data
Table 57: Operating properties
Characteristic Value
Nominal pressure Class 150 - 800
Nominal size NPS ½'' - 2''
Max. permissible pressure 136 bar
Min. permissible temperature 0 °C
Max. permissible temperature 427 °C
Temperatures < 0 °C on request
Selection as per pressure/temperature ratings
(
ð
Section 4.5.5.4, Page 55)
4.5.5.2 Fluids handled
▪ Steam
▪
Explosive fluids
▪ Combustible fluids
▪ Liquids containing gas or vapour
▪ Gas
▪
Fluids posing a health hazard
▪
Toxic fluids
▪ High-temperature hot water
▪ Highly aggressive fluids
▪ Condensate
▪
Corrosive fluids
▪ Valuable fluids
▪ Volatile fluids
▪ Fluids containing mineral oils
▪
Oil
▪ Feed water
▪ Thermal oil
▪ Other fluids on request.