VALVES Pressure Operated Stainless Steel Body Threaded Ports, 3/8 to 2 1/2

Transcription

1 VALVES Pressure Operated Stainless Steel Body Threaded Ports, / to / NC NO / Series E90 FEATURES High flow due to angled seat design Antiwaterhammer design (fluid entry under the disc) Vacuum operation up to mbar Wide range of pistontype operators ( 90 5 mm dia.) rotatable through 0, for maximum performance at different minimum pilot pressures High performance, maintenancefree stuffing box The valves satisfy Pressure Equipment Directive 97//EC, category (DN > 5) or article. (DN 5) GENERAL Differential pressure Maximum allowable pressure Ambient temperature range Maximum viscosity Pilot fluid Max. pilot pressure Pilot fluid temperature Response time Fluid ( ) See «SPECIFICATIONS» [ bar =0 kpa] bar C to +0 C 00 cst (mm /s) Filtered air or water () bar See below and following page C to +0 C See page 5 Temperature Range (TS) Disc Seal ( ) DN : air and gas groups & DN 5: air and gas group all DN: water, oil, liquids groups & and steam C to + C MATERIALS IN CONTACT WITH FLUID ( ) Ensure that the compatibility of the fluids in contact with the materials is verified Valve body AISI L Stuffing box housing AISI L Stem Stainless steel Disc Stainless steel Stuffing box packing chevrons Wiper seal FPM Disc seal Valve body seal OTHER MATERIALS Optical position indicator Glass fibre filled PA PA, supplied standard on valves with, 90 and 5 mm operators NC function, entry under the disc, and mm operators () For dia.,,, 90 and 5 mm operators: At service fluid temperatures inside the valve body above 0 C, it is prohibited to pilot the valve with water. SPECIFICATIONS Piping (ISO 70) Pipe Flow Coefficient Kv Pilot Pressure (bar) Operating Pressure Differential (bar) NC function, entry under the disc,, 90 and 5 mm operators Catalog Number max. Size DN min. air, inert gas, water, oil, liquids, steam aggressive fluids aggressive liquids ( ) (G*) (m /h) (l/min) min. max. ( ) ( ) ( C) (mm) Stainless Steel NCNormally closed, entry under the disc () /. 7 0 E90A79. 0 E90A79 / 5 0 E90A E90B E90A79 / 0 E90A E90B0.5 0 E90B07 5 /. 0 E90A E90B05 90 E90B E90B05 90 E90B E90A E90A E90A E90A E90A E90A5 APCE900/R0.0

2 VALVES SERIES E90 SPECIFICATIONS Piping (ISO 70) Flow Coefficient Kv Pilot Pressure (bar) Operating Pressure Differential (bar) Catalog Number Pipe max. Size DN min. air, inert gas, water, oil, liquids, steam aggressive fluids aggressive liquids ( ) (G*) (m /h) (l/min) min. max. ( ) ( ) ( C) (mm) Stainless Steel NCNormally closed, entry under the disc () E90A E90A0 / E90A E90A E90A E90A E90A E90A E90A / E90A0 0 5 E90A NONormally open, entry under the disc /. 7 IX ( ) 0 E90A79. IX ( ) 0 E90A795 / 5 I ( ) 0 E90A9.9 II ( ) 0 E90B09.5 IX ( ) 0 E90A79 / 0 I ( ) 0 E90A II ( ) 0 E90B070. I ( ) 0 5 II ( ) 0 E90B07.5 III ( ) 0 90 E90B07 II ( ) 0 E90A07 7 / III ( ) 0 90 E90A07 9 IV ( ) 0 5 E90A7 II ( ) 0 E90A0 5 0 / 0 III ( ) 0 90 E90A07 00 IV ( ) 0 5 E90A II ( ) E90A III ( ) 0 90 E90A07 0 IV ( ) 0 5 E90A / III ( ) E90A IV ( ) 0 5 E90A5 NCNormally closed, entry above the disc(version recommended for rapidcyling steam applications) /. 7 X ( ) 0 E90A797. X ( ) 0 E90A79 / 5 V ( ) 0 E90A99.9 VI ( ) 0 E90B079.5 X ( ) 0 E90A799 / 0 V ( ) 0 E90A VI ( ) 0 E90B00 5. V ( ) 0 E90A0.5 VI ( ) 0 E90B0 / 7 VI ( ) 0 E90A0 VII ( ) 0 90 E90A7 / VI ( ) 0 E90A0 VII ( ) 0 90 E90A VI ( ) 0 VII ( ) E90A05 90 E90A0 / VII ( ) 0 90 E90A5 VIII ( ) 0 5 ( ) Minimum pilot pressure varies with differential pressure, see page. () Calculation of the minimum pilot pressure at a P of max. bar with allowable backpressure (backpressure not recommended with liquids as waterhammer may occur). and mm operators, bar minimum pilot pressure version: add bar to the minimum pilot pressure of chart V or X, page., 90 and 5 mm operators, bar minimum pilot pressure version: add,5 bar to the minimum pilot pressure of chart VI, VII or VIII, page. APCE900/R0.0

3 VALVES SERIES E90 OPTIONS AND ACCESSORIES Signaling box or compact signaling unit Stroke limiter for opening Manual safety device Optical position indicator on mm operators, NC function (mm visual indicator refer to factory for confirmation) Adapter plate for NAMUR pad mounting pilot (905 mm operators only) Oxygen service (except DN 5), pressure limited to 5 bar, temperature limited to + 0 C Vacuum applications up to, mbar NETINOX passivation treatment on stainless steel body valve ATEX 9/9/EC versions for potentially explosive atmospheres Pilot operated drain valve assembly with electronic timer (see Solenoids, Coils & Accessories section) Other pipe connections are available on request INSTALLATION The valves can be mounted in any position without affecting operation Compatible with ASTM, and oils Pipe connections (G*) have standard combination thread according to ISO / and ISO 7/ Installation/maintenance instructions are included with each valve SPARE PARTS KITS DN Ø mm Spare Parts Kit No. Ø 905 mm ORDERING EXAMPLES E 90 A 79 E 90 A 79 SU E 90 A C00 C0 C0 C () C5 () pipe thread basic number suffi x 5 0 C () C7 () C () C9 () ORDERING EXAMPLES KITS C00 C005 C005 VM 5 () Standard suffi x VM also applies to kits. Not available C () basic number suffi x mm operator mm operator, 90 and 5 mm operators NO function NC function, fl uid entry above disc APCE900/R0.0

4 VALVES SERIES E90 DIMENSIONS(mm), WEIGHT(kg) TYPE 00 and mm operators Fluid entry: under the disc at above the disc at TYPE 0005, 90 and 5 mm operators Fluid entry: under the disc at above the disc at Ø F Ø 5 Ø 5 Ø F / C D 0 G / (Ø mm) / (Ø905 mm) C D 0 G Ø A H Type 0 0 mm mm () Weight of valve without pilot. B ØA B C D E ØF G ØH Weight () / / / / / E Type Ø A dia. 5 mm, NO function ØA B C D E ØF G ØH / / mm / mm / / / / / mm / / () Weight of valve without pilot. Add 0. for dia. 5 mm operator NO. H B E Weight () SELECTION OF THE MINIMUM PILOT PRESSURE mm operator mm operator mm operator 90 mm operator 5 mm operator 0 IX / (0) / (5) / () For NO valves, fluid entry under disc I / / (5) (0) (5) () / (0) / () II (5) / (0) / (5) For NC valves, fluid entry above disc with backpressure / () III / (0) / () (5) IV / () / (0) / () mm operator mm operator mm operator 90 mm operator () 5 mm operator 0 X / (0) / (5) / () 0 V (5) / (0) / (5),5 0 VI / (0) / () (5) / (0) / (5) 0 VII () / (0) / () (5) / (5) VIII / (5) () / (0) / () 0 APCE900/R0.0

5 VALVES SERIES E90 SELECTION OF PILOT VALVE TYPE FOR REQUIRED RESPONSE TIMES Response times of valves depend on the Kv of the pilot valve or positioner used and the size of the valve, as shown in the following tables. Response time (in seconds) for NC valve series 90 ( bar pilot air) series mm operator mm operator mm operator 90 O () C () O () C () O () C () Ø (DN) A B A B A C F A C F A C F A C F / () / (5) / (0) (5) / () / (0) () mm operator 5 mm operator O () C () O () C () Ø (DN) D E F D E F D E F D E F (5) / () / (0) () / (5) The times indicated for opening (O) and closing (C) of the valve corresponds to: /, mm operators, / : A: series 9 banjo orifice size. mm, max. pilot pressure bar C: series 5 / Ø. mm, max. pilot pressure bar F, PositionerD: max. pilot pressure bar /, 905 mm operators, / : D: series 7 / Ø. mm, max. pilot pressure bar E: series 5 / Ø. mm, max. pilot pressure bar Pad mounting to ISO 5 (CNOMO E0..N, size 5): B: series 0, Ø. mm, max. pilot pressure bar APCE900/R0.0 Availability, design and specifications are subject to change without notice. All rights reserved. 5