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INSTALLATION AND OPERATING MANUAL
Series NKS-C, NKSP-C, NKL-C, NKLP-C
Richter Shut-off and
Control Butterfly Valve
Lug-style body:
Wafer-style body:
Keep for future use!
This operating manual must be strictly observed before
transport, installation, operation and maintenance
Subject to change without notice.
Reproduction is generally permitted with indication of the source.
© Richter Chemie-Technik GmbH
9520-022-en Revision 16 Edition 05/2022
Series NKL-C
Series NKS-C
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Summary of Contents for Richter NKL-C Series
- Page 1 Keep for future use! This operating manual must be strictly observed before transport, installation, operation and maintenance Subject to change without notice. Reproduction is generally permitted with indication of the source. © Richter Chemie-Technik GmbH 9520-022-en Revision 16 Edition 05/2022...
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Page 2: Table Of Contents
List of Contents 7 Operation ............. 16 List of Contents ............ 2 7.1 Initial commissioning ........16 Relevant documents ..........2 7.2 Improper operation and their consequences .. 16 1 Technical data ..........3 7.3 Shutdown ............16 1.1 Overview of sizes ..........4 7.3.1 Additional advice for shut-off and control butterfly valve with actuator .......... -
Page 3: Technical Data
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 3 Technical data Manufacturer: Materials: Richter Chemie-Technik GmbH Body material: Ductile cast iron EN-JS 1049 to DIN Otto-Schott-Str. 2 EN 1563 (0.7043 DIN 1693) D-47906 Kempen PTFE Lining material: Telephone: +49 (0) 2152 146-0 .../F... -
Page 4: Overview Of Sizes
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 4 Overview of sizes /F-S /F-L-S Series /F-L /F-H /F-L-H Actuation Body design /F-T /F-L-T DN 65, 125 DN 50-200 DN 50-200 Lever 2½", 5" 2"-8" 2"-8" NKS-C DN 65, 125 DN 65, 125, Gear 2½", 5"... -
Page 5: Name Plate, Ce And Body Markings
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 5 Order example NKS-CTLL80−GSHC Order example NKS-C − Series NKSP-C Body lining Disc/stem unit Valve size − Flange connection Body material Flexible inlay Actuation Type plate Name plate, CE and body markings The stainless steel name plate is undetachably rivet- Sign for transport securing device for actuator ed to the body. -
Page 6: Tightening Torques
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 6 Pipe screws flanges ISO/DIN drilled to ASME Class Tightening torques Standard threaded hole All screws greased, tighten in diametrically opposite Flange nom. Tightening Screws sequence! size torque After the plant has been started up (especially with [mm] [inch] [ASME]... - Page 7 Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 7 Pipe screws flanges ISO/DIN drilled to ASME Class Body screws 150, through hole Available screw sizes for butterfly valves with ductile NKS-C+NKSP-C from size DN 350 (14") upwards with iron, carbon steel & stainless steel bodies lug-style body and through hole stainless tightening...
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Page 8: Dimensions - Installation
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 8 Dimensions - Installation Nom. size Connection [mm] [inch] [mm] [mm] [mm] 2“ 2½“ 3“ 4“ 5" 6“ 8“ 10“ 12“ 14“ 16“ 18" 20" 24" 28" 30" 32" 36" 1000 40" 1050 42" 1010 See also Section 6.4, paragraph 1 Face to face to DIN EN 558-1, series 20 (ISO 5752, series 20) without DN 350... -
Page 9: Disc/Stem Unit Stainless Steel, Hastelloy, Titan
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 9 1.6.2 Disc/stem unit stainless steel, Hastelloy, Titan Nom. Size Angle of opening [mm] [inch] 20° 30° 40° 50° 60° 70° 80° 90° 2“ 2½“ 3“ 4“ 5" 6“ 1244 8“ 1036 1463 1956 2523 10“... -
Page 10: Breakaway Torques
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 10 Breakaway torques Cavitation coefficient z for 75% Nom. size duty [mm] [inch] [Nm] [Nm] [Nm] [Nm] Nom. size at kv/kvs = 75 % 2“ [mm] [inch] 2½" 2“ 0,47 3“ 2½" 0,46 4“ 3“... -
Page 11: Notes On Safety
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 11 Notes on safety This operating manual contains fundamental information Shut-off and control butterfly valves with a stainless steel which is to be observed during installation, operation and disc/stem unit are suitable for less aggressive media, are maintenance. -
Page 12: Safety Notes For Applications In Potentially Explosive Areas Based On The Directive 2014/34/Eu (Atex)
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 12 Safety notes for applications in potentially explosive areas based on the Directive 2014/34/EU (ATEX) The valves are intended for use in a potentially explosive This means that, to safely prevent ignitions, the valve area and are therefore subject to the conformity must be completely filled with medium at all times or assessment procedure of the directive 2014/34/EU (ATEX). - Page 13 Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 13 ➢ Plastic-lined valves must not be operated with carbon disulphide. 9520-022-en Revision 16 TM 10477 Edition 05/2022...
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Page 14: Safety Note For Valves, Certified To Clean Air Act (Ta-Luft)
Series NKS-C, NKSP-C, NKL-C, NKLP-C Page 14 Safety note for valves, certified to Clean Air Act (TA-Luft) On request, this valve can be supplied compliant with the In particular, servicing must be conducted at regular inter- German Clean Air Code. vals, and the bolted connections relevant for tightness must be inspected and retightened if necessary. -
Page 15: Disposal
Prior to the disposal of the valve: Disposal ▪ Collect any medium, etc. which has escaped and dis- Parts of the valve may be contaminated with medium pose of it in accordance with the local regulations. which is detrimental to health and the environment and ▪... -
Page 16: Operation
Operation Initial commissioning Shutdown Normally, the valves have been tested for leaks with air or Before loosening the flange bolts: water. Prior to initial operation check body bolting. For ensure plant to be free of pressure torques see Section 1.4. flush out medium Unless otherwise agreed, there could be residu- observe safety regulations... -
Page 17: Malfunctions
Malfunctions Flange connection ball valve/pipe is leaking Medium leaking at the partition between lower and upper halves Retighten the flange screws to a tightening torque ac- cording to Section 1.3. If this does not remedy the Dismont valve and repair, probably the stem seal is not tight. -
Page 18: Valve Actuation
The bracket and the coupling are thereby not required. 9.2.3 Remotely actuated Richter butterfly valves can be remotely actuated by means of pneumatic, hydraulic or electric quarter-turn actuators equipped with a connection as per DIN EN ISO 5211. -
Page 19: Drawings
Drawings 10.1 Legend shell Lever unit disc/stem unit lever assembly 313/x bearing and pressure package throttling plate body lining Worm gear flexible inlay worm gear grounding rope 914/1 hex. socket screw Actuator 936/1 toothed lock washer bracket coupling actuator 10.2 Sectional drawing NKS-C Wafer-style body with hand lever 9520-022-en Revision 16... -
Page 20: Sectional Drawing Nkl-C
10.3 Sectional drawing NKL-C Lug-style body with hand lever 10.4 Worm gear 9520-022-en Revision 16 TM 10477 Edition 05/2022... -
Page 21: Actuator
10.5 Actuator 10.6 Connection actuator Connection flange to ISO 5211 2-surface 4-surface pivot pivot point point ǾD ǾS ǾS ǾP [mm] [inch] [mm] 2“ 2½" 3“ 4“ 5" 6“ 8“ 10“ 12“ 14“ 16“ 18" 20" 24" 28" 30" 32" 36"... -
Page 22: Dimensional Drawing Nks-C With Hand Lever
10.7 Dimensional drawing NKS-C with hand lever øC [mm] [inch] [mm] 2“ 2½" 3“ 4“ 5" 6“ 8“ 10“ 12“ 14“ 16“ 18" 20" Only with 24" worm gear 28" 30" 32" 36" 1000 40" 1050 42" 9520-022-en Revision 16 TM 10477 Edition 05/2022... -
Page 23: Dimensional Drawing Nks-C With Worm Gear
10.8 Dimensional drawing NKS-C with worm gear ǾC Ǿk [mm] [inch] [mm] 28,5 45,7 43,5 67,5 2“ 28,5 45,7 43,5 67,5 2½" 28,5 45,7 43,5 67,5 3“ 185 100 28,5 45,7 43,5 67,5 4“ 202 110 118 28,5 45,7 43,5 67,5 5"... -
Page 24: Dimensional Drawing Nksp-C
10.9 Dimensional drawing NKSP-C 9520-022-en Revision 16 TM 10477 Edition 05/2022... - Page 25 Table NKSP-C ǾC 5211 [mm] [inch] [mm] 2“ 2½" 3“ 4“ 5" 6“ 8“ 10“ 12“ 14“ 16“ 290 102 18" From DN 350 (14“) 20" Lug-style body NKL-C with through 24" holes 28" 30" 32" 36" 1000 40" 1050 42“...
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Page 26: Dimensional Drawing Nkl-C With Hand Lever26
10.10 Dimensional drawing NKL-C with hand lever øC [mm] [inch] [mm] 2“ 2½" 3“ 4“ 5" 6“ 8“ 10“ 12“ 14“ 16“ 18" 20" Only with 24" worm gear 28" 30" 32" 36" 1000 40" 1050 42” 9520-022-en Revision 16 TM 10477 Edition 05/2022... -
Page 27: Dimensional Drawing Nkl-C With Worm Gear
10.11 Dimensional drawing NKL-C with worm gear ǾC Ǿk [mm] [inch] [mm] 28,5 45,7 43,5 67,5 2“ 28,5 45,7 43,5 67,5 2½" 28,5 45,7 43,5 67,5 3“ 185 102 28,5 45,7 43,5 67,5 4“ 202 116 28,5 45,7 43,5 67,5 5"... -
Page 28: Dimensional Drawing Nklp-C
10.12 Dimensional drawing NKLP-C 9520-022-en Revision 16 TM 10477 Edition 05/2022... - Page 29 Table NKLP-C/F ǾC 5211 [mm] [inch] [mm] 2“ 2½" 3“ 4“ 5" 6“ 8“ 10“ 12“ 14“ 290 102 16“ 311 114 18" 340 127 20" 24" 398 154 577 154 1000 28" 603 154 1050 30" 637 154 1130 32"...
- Page 30 ChemValve-Schmid AG Duennernstrasse 540 CH-4716 Welschenrohr www.chemvalve-schmid.com Konformitätserklärung nach EN ISO//IEC 17050 Declaration of Conformity according to EN ISO//IEC 17050 Produkt PTFE-Absperrklappe Product PTFE Lined Butterfly Valve Bauart Absperr- und Regelklappe Design Shut-off and control butterfly valve Baureihe NKL-C…, NKS-C… Serie Nennweite DN 50 bis DN 1000,...
- Page 32 Waste Management Law (AbfG) and the Water Resources Act (WHG) An inspection/repair of Richter products and parts will only take place, if the attached explanation is filled out cor- rectly and completely by authorized and qualified technical personnel and is available.
- Page 33 Safety Information / Declaration of No Objection Concerning the Contamination of Richter-Pumps, -Valves and Components SCOPE AND PURPOSE Each entrepreneur (operator) carries the responsibility for the health and safety of his employees. This extends also to the personnel, who implements repairs with the operator or with the contractor.
- Page 34 for credit note Phone : Fax : End user : A. Details of Richter-product: Failure description: Classification: Article number: Serial number: B. Condition of the Richter- product: Contamination : Was it in operation ? toxic ...
- Page 35 Email: RichterCedarFalls-Info@idexcorp.com Email: RichterMumbai-Info@idexcorp.com Internet: www.richter-inc.com Internet: www.richter-ct.com © Richter Chemie-Technik GmbH 2022 Edition 09/2022 Revision 1.0 Subject to change without notice. 9520B022-en These installation and operating instructions must be kept! Richter™ = Richter Chemie-Technik GmbH; IDEX™ = IDEX Corporation...
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