Volute pumps for heat carrier oils up to 350 C. SIHI SuperNova ZTND TECHNICAL DATA. Temperature: max. 350 C Casing pressure: PN 16

Size: px

Start display at page:

Download "Volute pumps for heat carrier oils up to 350 C. SIHI SuperNova ZTND TECHNICAL DATA. Temperature: max. 350 C Casing pressure: PN 16"

Jonah Atkins
5 years ago
Views:

Volute pumps for heat carrier oils up to 350 C SIHI SuperNova ZTND 032-125... 200-500 TECHNICAL DATA Output: Delivery head: Speed: max. 0 m³/h max. 95 m max. 3600 rpm Temperature: max.

drive end APPLICATION Volute pumps of the series ZTN have been specially developed for handling of mineral and synthetic heat transfer oils.

1 Volute pumps for heat carrier oils up to 350 C SIHI SuperNova ZTND TECHNICAL DATA Output: Delivery head: Speed: max. 0 m³/h max. 95 m max rpm Temperature: max. 350 C Casing pressure: PN 16 Shaft sealing: radial seal rings or mechanical seal Flange connection: DIN EN PN 16 / 25 1) Direction of rotation: clockwise, when looking at the pump from the drive end APPLICATION Volute pumps of the series ZTN have been specially developed for handling of mineral and synthetic heat transfer oils. The pumps may be used in installations with positive or negative suction pressure. Especially to be emphasised is the application in plants of: The chemical industry: heating of agitators, reactors, drying plants, polymerisation plants, plants for conveying high-viscous products and producing plastic materials and synthetic fibres. The rubber and plastic industry: heating of calendars, melting pots, power presses for plastics, automatic injection moulding machines, production of PVC adhesive tape. The food industry: heating of baking and fish-frying ovens, distillation of fatty acids and glycerine, fat softening plants, production of potato chips and milk powder. The paper industry and laundries: calendar rolls, production of corrugated cardboard, heating of washing machines, mangles and dryers. CONSTRUCTION Casing pressure: Maximal 16 bar from 0 C to 120 C Maximal 13 bar from 120 C to 300 C Maximal 10 bar from 300 C to 350 C Intermediate values can be obtained by interpolation. Please note: Technical rules and safety regulations. Max. Casing pressure = inlet pressure + zero head Admissible inlet pressure (system pressure) = 5 bar when using shaft sealing 002. Admissible inlet pressure = admissible casing pressure when using shaft sealing GBC. Flanges location: Axial suction flange, discharge flange radially upwards. Flanges: The flanges comply with DIN EN1092-2/PN 16, resp. PN 25. Flanges drilled to according to ANSI (previous ASA) 150 can be supplied. Hydraulic: Designation of this construction type: A, B, D DESIGN Horizontal, single-stage volute pumps with the dimensions and nominal ratings to 24255/EN 733 in back pull out design* which permits the removal of the complete bearing unit toward the drive end without removing the pump casing from the pipe work. If a spacer coupling is installed it is also unnecessary to disconnect the motor. The programme comprises 38 pump s, but only three shaft assemblies are required owing to the unit construction system. Within each shaft assembly, shafts, shaft sealing, impeller fastenings, bearing bracket and bearing covers are interchangeable. The DIN 4754 regulations are complied with. Should heat carrier seepage occur from the shaft seal, it is ensured that the leakage will be drained off and collected completely. 1) from to * due to additional s the performance range is increased to higher output rates. Bearing: One grease-lubricated grooved ball bearing resp. 2 inclined ball bearings (the first grease filling is made in the factory) and one internal liquid flushed sleeve bearing. Designation of this construction type:. A Direction of rotation: Clockwise, when looking at the pump from the drive end. Shaft sealing: Code 002: Code GBC: several radial shaft seal rings arranged in in series; uncooled unbalanced bellows mechanical seal seal face materials cast chromium steel/carbon elastomer FPM (Viton) E PUMP TECHNOLOGY ZTN P I/44 08/2015

2 Material design: ITEM COMPONENTS EN mat.-number EN mat.- denomination MATERIAL DIN mat.-number DIN mat.- denomination US denomination ASTM AISI Standard Volute casing EN-JS 1025 EN-GJS LT GGG-40.3 A 395 X Casing cover Shaft Impeller Bearing bracket Bearing cover EXECUTION GP 240 GH GS-C 25 A 216 Gr WCB X EN-JS 1025 EN-GJS LT GGG-40.3 A 395 X GP 240 GH GS-C 25 A 216 Gr WCB X C 45 E Ck 45 K + N A 576 Gr X X 20 Cr X 20 Cr 13 A 276 Type X (2) X EN-JL 1040 EN-GJL GG-25 A 278 Class 30 X X Radial seal rings FPM (Viton) X X Mechanical seal chrome cast / carbon FPM (Viton) X X Casing for mech. seal Seal of the shaft casing C 45 E Ck 45 K + N A 576 Gr X X Sleeve bearing carbon X X (1) For s and (2) For s , , , and Casing gasket: The casing is sealed by flat gaskets of graphite. Designation of this construction type: 2 Motor power: Using commercial electric motors, type of construction IM B3. To determine the drive power we recommend the following safety margin: Up to 4 kw: 25% 4 to 7,5 kw: 20% above 7,5 kw: 15% The following maximum speeds are to be observed: max. speed n = 3600 rpm t = 120 C t = 350 C max. speed n = 3000 rpm t = 120 C t = 350 C max. speed n = 10 rpm t = 120 C t = 350 C max. speed n = 1500 rpm t = 120 C t = 350 C 1B The maximum speeds result from the permissible peripheral speeds of the impellers or from the shaft load admissible at higher temperatures, respectively. Bearing bracket / pump : 2B (1) Bracket Bracket Bracket General remarks: For horizontal volute pumps CLOSE COUPLED construction with STANDARD motor for nominal performances and flange connections as per EN 733 refer to our series ZTK. For INLINE pumps with the same drive unit, consisting of bearing bracket with bearing, stub shaft and mechanical seal, casing cover, impeller and impeller nut, refer to our series ZTI. For equipping hot media systems a complete programme is available for a flow range between m 3 /h consisting of the range: ZEN volute pumps to EN 22858, t max 230 C PN 40. Hot water design. ZDN volute pumps to EN 22858, t max 207 C PN 25. Hot water design. ZHN volute pumps to EN 733, t max 1 C PN 16. Hot water design. ZLI volute pumps to EN 733 as INLINE construction, t max 150 C PN 25. Hot water design. Technical documentation on these programmes will readily be supplied on request. 2

3 SECTIONAL DRAWING AND NOMENCLATURE ZTN Shaft sealing Code 002 Shaft sealing Code GBC volute casing casing cover supporting foot shaft impeller grooved ball bearing bearing bracket bearing cover radial seal ring mechanical seal shaft seal casing shaft seal casing sealing cover sleeve bearing ZTN Shaft sealing Code 002 Heat barrier / shaft sealing / bearing Heat transfer installations have achieved a high level of technical development. Consequently the requirements on pumps handling heat transfer oils have increased regarding operating safety, environmental protection, maintenance and operating costs. The Sterling SIHI ZTN pump, based on many years of experience and on the latest technical know-how, fully complies with these requirements. By the heat barrier with integrated throttle gab, located behind the cover, a favourable drop in temperature toward the drive side is achieved (see opposite drawing). Heat losses at the product side are effectively prevented (saving of energy). The reduced temperature allows the use of simple, uncooled type of shaft sealing. As the lubricating properties of heat transfer oils for antifriction bearings are not specially good, a liquid flushed sleeve bearing has been fitted at the impeller side and an antrifriction bearing, not in contact with the heat carrier, has been fitted behind the shaft sealing. By this arrangement noiseless operation and long working life have been achieved. 3

4 Performance graph 50 Hz 4

5 Performance graph 60 Hz 5

6 Dimension table All dimensions in mm. DN2 DN1 a b c f h1 h2 m1 m2 n1 n2 s1* s2* w w1 x d1 l t u ) ) M M ) M M ) ) ) M ) ) Transnorm pump s, not included in DIN 24255/ EN 733. Flanges drilled according to ANSI 150 can be suplied. * Slots suitable for bolts with dimensions indicated. Bolts are not included in the bare shaft pump standard scope of supply. M

7 Dimension table All dimensions in mm. DN2 DN1 a f h1 h2 m1 m2 i l x d 1 w c c 1 s 1 s 2* s 3* n 1 n 2 n 3 n 4 b,n ) M ) ) M ) M20 M12 M ) ) M ) ) Transnorm pump s, not included in DIN 24255/ EN 733. Flanges drilled according to ANSI 150 can be suplied. * Slots suitable for bolts with dimensions indicated. Bolts are not included in the bare shaft pump standard scope of supply. DIN EN PN 25 Flange connection according to DIN EN PN 16 Execution material 1B Execution material 1B Execution material 2B DN2/DN D k bfl , Tolerances +4,0 +4,5 +1,5-3,0-4,0-1,5 d2 x number 19x4 19x4 19x4 19x4 19x8 19x8 19x8 23x8 23x12 28x8 28x12 31x12 26x12 30x12 7

8 Connections for bearing brackets 25 and 35 u fg : Grease filling connection. u io : Sealing liquid connection. u AL : Drainage for leakage. u v : Vent connection Size u fg u v u io u AL G 1/8 G 1/8 G 1/4 G 1/4 8

9 Connections for bearing bracket 45 u fg : Grease filling connection. u io : Sealing liquid connection. u AL : Drainage for leakage. u v : Vent connection. Size u fg u v u io u AL G 1/8 G 1/8 G 1/4 G 1/

10 Foundation plan n = 1450 rpm Dimensions in mm. Dimensional tolerances admissible (base plates) for welded parts according to DIN 8570 B motor base coup- weight rag kw plate ling pump Unit DN2 DN1 a b2 e1 e2 v f1 h3 h4 w* w1 bolt No. ** kg kg DIN ,25 51 S M12x S B S S L 1.50 M16x S S L L 2.20 B , S M16x200 90S 1.10 B S S L S L L L 3.00 S L 2.20 B L M S S B M16x200 90S S S L L 2.20 B L 1.50 B L 2.20 B L 3.00 S M M S M

11 Foundation plan n = 1450 rpm motor base coup- weight rag kw plate No ling ** pump kg Unit kg DN2 DN1 a b2 e1 e2 v f1 h3 h4 w* w1 bolt DIN S 1, B S S 1, L L 2.20 B S 1, B L 1, L 2,20 S L 3,00 112M 4, B L 2, L 3, S M 4, M 5, S 5, M 7, S M 11, L 15,00 B M24x S 1.10 B L L L 3.00 S L B L L M S L B 112M M S M24x M L B L L 3.00 B M L 2.20 S L 3.00 B 112M M M 4.00 B M L B M S L B M L B M M24x L B M 7, M 11, S L 15, B M 18, L 22, S606 B L 30, L 15, S605 B M 18, L 22, B L 30, S S 37, B M 45, Foundation plans with base plates and fittings on request * Motor protection type IP 55, dimensions depend on the motor manufacturer. Some s are not corresponding to the drawing in small details. Foundation plan for 60 Hz on request. 11

12 Foundation plan n = 2900 rpm Dimensions in mm. Dimensional tolerances admissible (base plates) for welded parts according to DIN 8570 B motor base coup- weight rag kw plate No. ling ** pump kg Unit kg DN2 DN1 a b2 e1 e2 v f1 h3 h4 w* w1 bolt DIN S M12x S S241 B68 90L ,10 S S M16x L S L B 112M S L 2.20 B L 3.00 S M16x200 B 112M S M 11,00 S L S S S S 1.50 B L 2.20 S L 3.00 B M16x200 90S 1, L 2,20 S301 B L M S S L 3, S301 B M M16x200 S S L S

13 Foundation plan n = 2900 rpm motor base coup- weight rag kw plate No. ling ** pump kg unit kg DN2 DN1 a b2 e1 e2 v f1 h3 h4 w* w1 bolt DIN S 1,50 74 S301 B L 2, L 3, S272 B M 4, M16x S 5,50 S L 2,20 B L 3,00 S M16x200 B 112M 4, S 5,50 S S 7, M 11,00 S L 3, S301 B M 4, M16x S 5,50 S S 7, M 11, S M 15,00 160L 18,50 S M 11,00 S M 15, L 18, S M 22,00 B L 30,00 S435 B L B 112M S S L S M B B L S M B S B M S M24x S L M S434 B L S M B S436 B M B S B M24x M M S607 B L S M B S436 B L S M B S M B S M M S607 B S S609A B M M24x M S607 B S S609A B160 2M * Motor protection type IP 55, dimensions depend on the motor manufacturer. Some s are not corresponding to the drawing in small details. Foundation plan for 60 Hz on request 13

14 Foundation plan for units with spacer type coupling n = 1450 rpm Dimensions in mm. Dimensional tolerances admissible (base plates) for welded parts according to DIN 8570 B motor base- coup- weight rag kw plate No. ling ** pump kg unit kg DN2 DN1 a b2 e1 e2 v f1 h3 h4 x w* w1 bolt DIN ,25 S S M16x S H S L S S L L ,25 S S S M16x S S S342 H S L S L S L L L L 3.00 S M S S M16x200 S S S S 1.10 H L L L L 2.20 L 3.00 S M M 4.00 S S M

15 Foundation plan for units with spacer type coupling n = 1450 rpm motor base coup- weight rag ling pump unit ** kg kg kw plate No. 0, , DN2 DN1 a b2 e1 e2 v f1 h3 h4 x w* w1 bolt DIN S 1, ,75 S S 1, L 1, L 2, S 1,10 H L 1, L 2,20 S L 3,00 112M 4, L 2, L 3,00 S M 4, S 5,50 S S 5, M 7, S M24x M 11, L 15,00 H S L 1.50 S L L 3.00 H L L 2.20 S L M S L H 112M M S M24x M L H L L 3.00 S434 H M S L L 3.00 S434 H M S M M 4.00 H M S L H M L H M L H S M24x M L H M 7.50 S L M S H L M L S607 H * Motor protection type IP 55, dimensions depend on the motor manufacturer. Some s are not corresponding to the drawing in small details. Foundation plan for 60 Hz on request Foundation plans with base plates and fittings on request 15

16 Foundation plan for units with spacer type coupling n = 2900 rpm Dimensions in mm. Dimensional tolerances admissible (base plates) for welded parts according to DIN 8570 B motor base coupp- weight rag kw plate ling pump unit bolt DN2 DN1 a b2 e1 e2 v f1 h3 h4 x w* w1 No. ** kg kg Din S S L H 1,10 S S L L M16x M S L L 3.00 S272 H M S M 11,00 S L S S M S M S L L S272 H S 1, M16x200 90L 2,20 83 L M S S L 3, S342 H M S M16x200 S S S L S

17 Foundation plan for units with spacer type coupling n = 2900 rpm motor base coup- weight rag kw plate ling pump unit bolt DN2 DN1 a b2 e1 e2 v f1 h3 h4 x w* w1 No. ** kg kg DIN S 1,50 77 S M16x200 90L 2,20 79 H L 3, S M12x 112M 4, S 5,50 S M16x200 90L 2, L 3,00 S342 H M 4, S 5,50 S M16x S 7,50 160M 11,00 S L 3, S342 H M 4, S 5,50 S S 7, M16x M 11,00 S M 15, L 18,50 S M 11,00 S M 15, L 18,50 S M 22,00 H S L 30,00 H L S342 H M S S S L M S435 H H L S M H S H M24x M S S S L M H S L S M H S487 H M S486 H S487 H M S607 H M S608 H M24x L S M H S487 H M24x L S M H S M S H S M S M S608 H S S609A H160 2M M S608 H 669 2S S609A H160 2M M24x400 * Motor protection type IP 55, dimensions depend on the motor manufacturer. Some s are not corresponding to the drawing in small details. Foundation plan for 60 Hz on request 17

18 Data regarding pump Type + Pump Hydraulics + Bearing Shaft sealing Material Casing gasket A hydraulic A B hydraulic B ZTND D: transnorm with double volute A one ball bearing respectively two inclined ball bearing grease lubricated and one liquid flushed sleeve bearing AA BA AA BA AA DA 002 radial shaft seal rings GBC unbalanced standard mechanical seal alternatively 002 GBC 1B 2B main parts of sperodial cast main parts of cast steel 2 confined flat gasket of graphite with A4 insertion 1B 2 2B 18

19 Sterling SIHI (Spain), S.L. Vereda de los Zapateros s/n, Pozuelo de Alarcón Madrid, Spain. Telephone Telefax

Volute pumps for hot water up to 230 C

Volute pumps for hot water up to 230 C SIHI SuperNova ZEND 031125... 125250 TECHNICAL DATA Output: Delivery head: Speed: max. 600 m³/h max. 90 m max. 3600 rpm Temperature: max. 230 C (1) Casing pressure: