- Page 1: www.polna.com.pl PRODUCTCATALOGUE A
- Page 5 and 6: Dear Ladies and Gentlemen, we are p
- Page 7: Tourist values Welcome to Przemyśl
- Page 11 and 12: 31. Self-actuating pressure relief
- Page 13 and 14: 1. DESIGN VERSIONS The design versi
- Page 15 and 16: It is advised that DIVENT valve cal
- Page 17 and 18: V - 3 • 10 -4 • Dp•D [cm 3 /m
- Page 19 and 20: 10. SELECTION OF DRIVE Valves and b
- Page 21 and 22: NOTES: 10 Revision: INF/03/2011 Val
- Page 23 and 24: Sources of valve noise emissions ma
- Page 25 and 26: Fig. 9. Rotary valve for operation
- Page 27 and 28: Over the last tens years, the impor
- Page 29 and 30: Boiler feed valve, also fulfilling
- Page 31 and 32: Ring desuperheater. Regulation scop
- Page 33 and 34: Valve with a two-step plug and a th
- Page 35 and 36: Anti-cavitation valve. The body is
- Page 37 and 38: Valves for work in underground inst
- Page 39 and 40: DESIGN AND TECHNICAL SPECIFICATION:
- Page 41 and 42: Valve seat (4) - screwed in, with c
- Page 43 and 44: a) with standard valve plug b) with
- Page 45 and 46: Table 12. Flow ratios Kvs [m 3 /h]
- Page 47 and 48: ALLOWABLE PRESSURE DROPS ∆p. Pres
- Page 49 and 50: Note: 1. In Table 15, theoretical a
- Page 51 and 52: Type R Type P Fig. 5. P/R multi-spr
- Page 53 and 54: PARTITION AND MARKING - Z - 0 Type
- Page 55 and 56: Body : single-ported, flanged, cast
- Page 57 and 58: ORDERING: The order should contain:
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DESIGN AND TECHNICAL SPECIFIACTION:
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Standard bonnet, PTFE-V sealing Ext
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Table 3…9. Allowable working over
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DESIGNS Design and material options
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Table 13: Pressure drops Δp [bar]
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Table 15a: Control valves connectio
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Table 19: Butt welding ends BW DN D
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Table 24: Sizes and weights of pneu
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CLASSIFICATION AND MARKING: - Z1A -
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Valve with two-step plug and thrott
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Valve with reverse flow (FTC) for f
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DESIGN AND TECHNICAL SPECIFIACTION:
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Standard bonnet, PTFE-V sealing Ext
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Table 3…9. Allowable working over
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DESIGN Single-ported globe control
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Table 13: Pressure drops Δp [bar]
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DIMENSIONS AND WEIGHTS Flanged conn
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Table 18: Control valve length, wel
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Table 21: SW socket welding ends. D
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Table 25: Manual drives type 20 - t
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NOTES: 88 Revision: Z1B/06/2013 Val
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Valve with two-step plug and thrott
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Valve with two-step plug pilot bala
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DESIGN AND TECHNICAL SPECIFIACTION:
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ALLOWABLE PRESSURE DROPS ∆p. Pres
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Table 11. Sizes of acutated valves
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THREE-WAY CONTROL VALVES TYPE Z3 ®
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Special designs: Control valve with
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Table 11: Kvs flow ratios and calcu
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Table 14. Control valves connection
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ROTARY PLUG CONTROL VALVES TYPE Z33
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Table 8. Listing of components with
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Table 11. Metallic seat (leakage cl
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No in fig. Part 21 Body 22 Lever 23
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OPERATION PRINCIPLE (transformation
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Table 16. Dimensions of valves with
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ROTARY PLUG CONTROL VALVES TYPE Z33
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where: ∆p [bar] M d [Nm] D [mm] C
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Fig. 1 Valve parts a) standard b) f
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Table 3. Flow coefficients K VS (m
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VALVE MARKING: - Z10 - 8 0 Type and
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Body: flanged, material: cast iron
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DIMENSIONS: Table 6. 132 0 -0,1 PRO
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TECHNICAL PARAMETERS Table 1. Flow
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Components of the butterfly valve:
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COMBINING BUTTERFLY VALVES WITH ELE
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Fig. 9 Pressure drop ∆p vs. openi
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Materials: - body, bonnet: 13CrMo 4
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Table 3. Dimensions of the mating s
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Flow coefficient: Kvs 10 Characteri
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NOTES: 148 Revision: ZM1 and Z1B-M/
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Table 1. Technical parameters. Size
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Disposition forces: Disposition act
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DIMENSIONS AND WEIGHTS Actuator siz
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PRINCIPLES OF SELECTING REGULATORS:
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●● Regulated pressure differenc
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TECHNICAL PARAMETERS: Flow coeffici
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INSTALLATION KIT: The regulator is
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TECHNICAL PARAMETERS: Flow coeffici
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INSTALLATION KIT: The regulator is
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TECHNICAL SPECIFICATIONS: K VS flow
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ACCESSORIES: Regulator is delivered
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TECHNICAL SPECIFICATIONS: K VS flow
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ACCESSORIES: Regulator is delivered
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TECHNICAL SPECIFICATIONS: K VS flow
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ACCESSORIES: Regulator is delivered
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TECHNICAL SPECIFICATIONS: DN nomina
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ACCESSORIES: Regulator is delivered
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VARIANTS: ZSG 9.1 ZSG 9.2 TECHNICAL
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ACCESSORIES: Regulator is delivered
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DIMENSIONS AND WEIGHTS Valve weight
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INSTALLATION Regulator is to be ins
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DIMENSIONS AND WEIGHTS DN A C Diaph
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INSTALLATION Regulator is to be ins
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DIMENSIONS AND WEIGHTS 196 DN 15 A
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INSTALLATION Regulator is to be ins
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DIMENSIONS AND WEIGHTS Valve weight
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INSTALLATION Regulator is to be ins
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DIMENSIONS AND WEIGHTS DN A L Valve
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INSTALLATION Regulator is to be ins
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DIMENSIONS AND WEIGHTS Valve weight
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INSTALLATION Regulator is to be ins
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DIMENSIONS AND WEIGHTS DN A B C Dia
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INSTALLATION Regulator is to be ins
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OPERATING PRINCIPLE: Regulator valv
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INSTALLATION Regulator is to be ins
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INSTALLATION The strainers should b
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TECHNICAL PARAMETERS Maximum workin
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Inlet Outlet A B F NPT 1/4” NPT 1
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Inlet Outlet A F NPT 1/4” NPT 1/4
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PRODUCT CODE: Needle valve ZA - - -
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DIMENSIONS Table 1. Values of “A
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Acid Acid-proof resistant body grap
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Ball ending Pipe Design and dimensi
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Working pressures and nominal press