Richter KNP-D/F Series Ball Valves (ISO/DIN) - Manual (Page 2)

Series KN/F, KNP/F, KN-D/F, KNP-D/F
Page 2
520-050-en Revision 10
TM 8361 Edition 10/2011
List of Contents
List of Contents ......................................... 2
Relevant documents ................................. 3
1 Technical data ...................................... 3
1.1 Name plate, CE and body markings ............ 4
1.2 Tightening torques ....................................... 4
1.3 Breakaway torques ...................................... 5
1.4 Flow values .................................................. 5
1.5 Pressure-temperature-diagram ................... 5
2 Notes on safety .................................... 6
2.1 Intended use ................................................ 6
2.2 For the customer / operator ......................... 6
2.3 Improper operation ...................................... 6
3 Safety notes for applications in
potentially explosive areas based on
the Directive 94/9/ EC (ATEX) .............. 7
3.1 Intended use ................................................ 7
4 Safety note for valves, certified to
German Clean Air Act (TA Luft) ......... 8
5 Transport, storage and disposal ......... 8
5.1 Storage ........................................................ 8
5.2 Return consignments ................................... 8
5.3 Disposal ....................................................... 8
6 Installation ............................................ 9
6.1 Flange caps and gaskets ............................. 9
6.2 Direction of flow and installation position ... 9
6.3 Grounding .................................................... 9
6.4 Test pressure ............................................... 9
7 Operation ............................................ 10
7.1 Initial commissioning ................................. 10
7.2 Improper operation and their consequences
............................................................... 10
7.3 Shutdown ................................................... 10
8 Malfunctions ....................................... 10
9 Maintenance ....................................... 11
9.1 Dismantling ball valve with ball/stem unit . 11
9.1.1 Ball valve with lever ...................................... 11
9.1.2 Packing bellows ............................................ 11
9.1.3 Ball valve with actuator ................................. 11
9.2 Assembly with ball/stem unit ..................... 11
9.2.1 Packing bellows ............................................ 11
9.2.2 Ball valve with lever ...................................... 11
9.2.3 Ball valve with actuator ................................. 11
9.3 Dismantling ball valve with ball and stem . 12
9.3.1 Ball and seat rings ........................................ 12
9.3.2 Packing bellows ............................................ 12
9.3.3 Ball valve with actuator ................................. 12
9.4 Assembly ball valve with ball and stem .... 12
9.4.1 Packing bellows ............................................ 12
9.4.2 Ball valve with lever ...................................... 12
9.4.3 Ball valve with actuator ................................. 12
9.5 Conversion from lever to actuator ............ 13
10 Drawings ............................................. 13
10.1 Legend ...................................................... 13
10.2 Sectional drawing ball valve with ball/stem
unit and lever ............................................. 14
10.3 Sectional drawing ball valve with ball/stem
unit and actuator ....................................... 15
10.4 Sectional drawing ball valve with ball, stem
and lever ................................................... 16
10.5 Sectional drawing ball valve with ball, stem
and actuator .............................................. 17
10.6 View and section ball valve with lever ...... 18
10.7 View and section ball valve with actuator . 18
10.8 Dimensional drawing ball valve with lever 18
10.9 Dimensional drawing ball valve with actuator
............................................................... 20