
Group: Flowserve
Catalog excerpts

Volute casing pumps TECHNICAL DATA Casing pressure: Shaft seal: Flange connections: grey cast iron: 0B, OC, 0E standard mechanical seal material design clockwise, when looking at the pump Volute casing pumps of the ZLK range (meeting DIN 24255 / EN 733 and ISO 9908) are used when clear or turbid liquids free from solid particles are to be pumped. Application areas for pumps in this range include: Automobile, mechanical and general engineering industries Food and beverage industry Pharmaceutical industry Paint industry Plastics and rubber industry Iron and non-ferrous metal industry Paper and pulp industry Textile industry Building and construction industry Water supply Single-stage volute casing pumps with connections and nominal performances according to DIN 24255 / EN 733, plus 6 additional The design of the pump allows the complete drive unit to be withdraw from the casing without disturbing the attached pipe work. The close coupled design, also, allows dismantling or replacing the motor without disturbing the pump. There is no common shaft for pump and motor, standard motors The set is a space saving easy to install pump unit. The range covers 34 sizes. Designs are subject to amendment without prior notice. Casing pressure: Max. casing pressure = inlet pressure plus delivery head at zero Please note: The relevant technical regulations and safety rules Flanges location: Axial suction flange, discharge flange radially upwards. Flanges drilled according to ANSI 150 can be supplied. Frist Hydraulic: Design code A Second Hydraulic: Design code B Bearing bracket equipped with one ball bearing lifetime greased Volute casing with feet, n = 1450 rpm. code: 3 Volute casing without feet, n = 2900 rpm. code: 4 Shaft sealing: The shaft is sealed by means of a single mechanical seal, flushed from internal source. Code BH3: Unbalanced bellows mechanical seal, seal face materials SiC/carbon, elastomer EPDM Code BHS: Unbalanced bellows mechanical seal, seal face materials SiC/SiC, elastomer FPM (Viton) Code BHJ: Unbalanced bellows mechanical seal, seal face materials SiC/carbon, elastomer FPM (Viton) PUMP TECHNOLOGY ZLKD 08/2003 © (Sterling Fluid Systems BV) 2003
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Material design: Casing seal: The casing is sealed by means of a confined flat gasket of EWP 210 material. Code of this design: 2. The casing is sealed by means of a confined flat gasket of PTFE material. Code of this design: 4. Using commercial electric motors. Type IM B5 for pumps with volute casing with feet, n = 1450 rpm. Code: 3 Type IM B35 for pumps with volute casing without feet, n = 2900 rpm. Code: 4 To determine the drive power we recommend the following safety margin: The following speeds must not be exceeded: ' in material design 4B max. speed 3000 rpm. The max. speeds are...
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Sectional drawing and nomenclature 10.20 volute casing 21.00 shaft 16.10 casing cover 34.00 bearing bracket 23.00 impeller 43.30 mechanical seal BH3/BHS/BHJ Package unit = pump casing + compact insert unit + standard motor * The standard construction set consisting of volute casing, casing cover, impeller and mechanical seal. If this standard construction set is supplemented by a compact insert unit, you will get a package unit which is easy to combine. The large-dimensioned bearing bracket in the insert unit relieves completely the standard motor from hydraulic axial loads and allows many...
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Performance graph Performance graph Designs are subject to amendment without prior notice. © (Sterling Fluid Systems BV) 2003
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Dimension table ue = drain connection G 1/4, from DN2 65 G 3/8 1) Transnorm pump size not included in DIN 24255 / EN 733 2) Necessary length to remove - insert unit incl. motor * Slots suitable for screws with dimension indicated. Screws are not included in the standard scope of supply. Designs are subject to amendment without prior notice. © (Sterling Fluid Systems BV) 2003
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Flange connection * Motor dimensions depend on the motor manufacturer. Designs are subject to amendment without prior notice. © (Sterling Fluid Systems BV) 2003
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Dimension table ue = drain connection G 1/4, from DN2 65 G 3/8 1) Transnorm pump size not included in DIN 24255 / EN 733 2) Necessary length to remove - insert unit incl. motor * Slots suitable for screws with dimension indicated. Screws are not included in the standard scope of supply. Designs are subject to amendment without prior notice. © (Sterling Fluid Systems BV) 2003
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Flange connections * Motor dimensions depend on the motor manufacturer. Designs are subject to amendment without prior notice. © (Sterling Fluid Systems BV) 2003
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Data regarding size - order information The complete pump ZLKD 080200 A4 BH3 OE 2 suitable for 22.0 kW - 2900 rpm => motor size 180 Pis. take applicable motors from the dimension table located in page 5 up to 7. Designs are subject to amendment without prior notice. © (Sterling Fluid Systems BV) 2003
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COPYRIGHT WARNING Please read this notice The material you are viewing in this document is protected by Copyright and may only be used in accordance with Copyright, Designs and Patent legislation. It is not permitted to copy - either in full or in part - nor substantially extract, reproduce or re-use any of the contents of this document in any material form or in any medium without permission from the Copyright holders or their assignees. Any unlawful use of the material in this document may result in claims for civil remedies, including an injunction to restrain further use and a claim for...
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