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ZJSVA/ ZXSVA
6Pages

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Catalog excerpts

ZJSVA/ ZXSVA - 1

Type series booklet ZJSVA/ZXSVA 7253.1/3-10 Start and Stop Control Valves p approx. 600 bar ZJSVA DN 65/60 - 250/125 with butt weld ends with pressure-sealed bonnet Applications In industrial plants, power stations, process engineering and marine engineering. For water, steam, gas, oil and other non-aggressive media. Other applications on request. Operating data Maximum allowable pressure 600 bar Maximum allowable temperature 650 C Pressure-temperature ratings see next side Materials Body: P 250 GH 1) 1.0460 up to 450 C 15 NiCuMoNb 5 1.6368 up to 450 C 16 Mo 3 1.5415 up to 530 C 13 CrMo 4-5 1.7335 up to 550 C 10 CrMo 910 1.7380 up to 570 C X 20 CrMo V 11-1 1.4922 up to 600 C X 10 CrMoVNb 9-1 1.4903 up to 650 C X 11 CrMoWVNb 9-1-1 1.4905 up to 650 C Other materials on request Design Straight-way pattern with vertical bonnet or angle pattern Rigid throttling plug Forged body Stem sealed by gland packing Pressure-sealed bonnet Non-rotating stem Position indicator Sealing surfaces made of wear-resistant and corrosion-re- sistant stellite Yoke suitable for mounting electric and pneumatic actuators (DIN ISO 5210) 1) previously: C 22.8 Standard variants Position switch Stem protecting tube Free from non-ferrous metals Locking arrangement Electric or pneumatic actuators Spur gear or bevel gear Actuator bush Other butt weld end designs Perforated throttling plug Orifice plates at inlet and outlet Acceptance tests to technical codes such as TRD/TRB/ AD2000 or customer specification References Operating instructions: 0570.82 On all enquires / orders please specify 1 Type 7 Material 2 PN 8 Medium 3 DN 9 Flowrate 4 Working pressure 10 Pipe connection 5 Differential pressure 11 Optional extras 6 Operating temperature 12 Type series bookletnumber Whenordering spares, indicate originalworks numberandyear of manufacture. *) Indispensable for variant with throttling plug The valves meet the safety requirements of the Pressure Equipment Directive 97/23/EC (PED) of annex I for fluids of the groups 1 and 2. The valves do not have a potential internal source of ignition and can be used in potentially explosive atmospheres, group II, category 2 (zones 1+21) and category 3 (zones 2+22) according to ATEX 94/9/EC. DIN ISO 9001 PED 97/23/EC

Open the catalog to page 1
ZJSVA/ ZXSVA - 3

ZJSVA/ZXSVA 3 Illustration of variants Spur gear with handwheel Bevel gear with handwheel Electr. actuator Electr. actuator with spur gear Perforated throttling plug Orifice plates Stem protecting tube Position switch Actuator bush

Open the catalog to page 3
ZJSVA/ ZXSVA - 6

Subject to techni7253.1/3-10 01.02.2006 cal modification without prior notice KSB Aktiengesellschaft Bahnhofplatz 1 91257 Pegnitz (Germany) Tel.: +49 9241 71-0 fax: +49 9241 71-1795 e-mail: valves@ksb.com www.ksb.com ZJSVA/ZXSVA Valve seat made of wear-resis- tant and corrosion-resistant materials Your benefit High operating reliability Long service life Product Features - to our Customers. Benefit DIN ISO top flange Your benefit Actuators can be easily fitted without having to dismantle pressure-retaining components No modification required Stem with burnished shaft Your benefit Long gland...

Open the catalog to page 6

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