GEA ECOVENT - Page 4

3 Description
3.1 Set-up and function 21
3.1.1 Design 21
3.1.2 Functional description 22
Spring-to-close actuator function (NC) 22
Spring-To-Open actuator function (NO) 23
Modifying the actuator closing direction 23
3.1.3 Signs 26
3.1.4 Pr
otective devices
26
3.2 T
echnical data
27
3.2.1 T
ype plate
27
3.2.2 T
echnical data
27
3.2.3 Resistance and
permitted operating temperature of the sealing mate-
rials
30
3.2.4 Pipe ends - General table of measur
ements
31
3.2.5 Lubricants 32
4 Storage and transport
4.1
Scope of supply
33
4.2 Storage 33
4.3 T
ransport
34
5 Assembly and installation
5.1 Notes on installation 35
5.2 Control top 35
5.3 Install the valve with detachable pipe connection elements 35
5.4 Install valve with welding ends 35
5.5 Checking the pneumatic connection 37
5.5.1 Air r
equirement
37
5.5.2 Establishing hose connections 37
5.5.3 Electrical connection with T.VIS contr
ol top
39
6 Commissioning
6.1
Preparing commissioning
41
6.2 Restarting 42
7 Operation and contr
ol
7.1 Start-up
43
7.2 Monitoring operation 43
7.3 Shutdown 43
8 Cleaning
8.1
General points
45
8.1.1 Cleaning pr
ocess examples
45
8.1.2 Cleaning r
esults
46
8.2 Passivation 46
4 / 128 - Table of Contents
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