ART 22
DZR Balancing Valve
Flow Data
and
Installation Instructions
This datasheet is designed as a guide and should not be regarded as wholly accurate in every detail.We reserve the right to amend the specification of any product without notice.
V1
Page 1: ...lve Flow Data and Installation Instructions This datasheet is designed as a guide and should not be regarded as wholly accurate in every detail We reserve the right to amend the specification of any product without notice V1 ...
Page 2: ...d loss attributable to the orifice plated and double regulating valve in the fully open position Kv Values Size L ML 1 1 1 2 Kv 0 533 0 738 2 00 3 88 7 28 13 39 18 69 30 10 Installation Fixed orifice double regulating valves must always be installed with a minimum of 5 pipe diameters of straight pipe without intrusion upstream of the orifice plate Downstream of the valve a minimum of 2 pipe diamet...
Page 3: ...2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 0 165 0 173 0 180 0 186 0 191 0 196 0 200 1 0 204 0 209 0 213 0 218 0 223 0 229 0 236 0 243 0 251 0 260 2 0 270 0 281 0 293 0 305 0 318 0 332 0 347 0 362 0 378 0 394 3 0 410 0 426 0 442 0 457 0 472 0 486 0 499 0 510 0 520 0 528 4 0 533 V1 Kv Values DN 15L ART 22 ...
Page 4: ... 0 5 0 6 0 7 0 8 0 9 0 0 154 0 166 0 175 0 183 0 189 0 193 0 198 1 0 201 0 205 0 209 0 213 0 219 0 225 0 232 0 240 0 250 0 261 2 0 274 0 288 0 304 0 322 0 341 0 362 0 384 0 407 0 432 0 458 3 0 484 0 512 0 539 0 567 0 595 0 622 0 648 0 673 0 697 0 718 4 0 738 V1 Kvs 1 1 Kv Values DN 15ML ART 22 ...
Page 5: ... kPa 1 10 100 Flow rate Q l s Turns N 4 2 1 0 3 0 5 1 5 2 5 O P E N Kv Flow rate in m3 h 1 bar pressure drop Full turn Tenths of turn 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 0 47 0 68 0 83 0 98 1 10 1 20 1 29 1 1 37 1 44 1 50 1 55 1 61 1 64 1 67 1 69 1 71 1 72 2 1 73 1 74 1 74 1 76 1 78 1 81 1 84 1 86 1 88 1 89 3 1 90 1 92 1 93 1 95 1 97 1 98 1 98 1 99 2 00 2 00 4 2 00 ...
Page 6: ...Q l s 0 2 0 4 0 6 0 8 1 Turns N 4 0 2 5 O P E N 3 0 2 0 1 0 0 3 1 5 0 5 Kv Flow rate in m3 h 1 bar pressure drop Full turn Tenths of turn 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 0 54 0 73 0 89 1 04 1 16 1 30 1 42 1 1 54 1 64 1 74 1 84 1 93 2 03 2 10 2 17 2 26 2 31 2 2 37 2 42 2 48 2 53 2 58 2 63 2 71 2 82 2 96 3 04 3 3 17 3 31 3 44 3 54 3 64 3 70 3 76 3 80 3 82 3 83 4 3 88 ...
Page 7: ...e Q l s 0 2 0 4 0 6 0 8 1 Turns N 4 0 2 5 O P E N 2 0 3 0 1 0 0 3 0 5 Kv Flow rate in m3 h 1 bar pressure drop Full turn Tenths of turn 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 0 96 1 21 1 45 1 65 1 84 2 04 2 25 1 2 46 2 66 2 87 3 09 3 32 3 54 3 74 3 91 4 10 4 24 2 4 43 4 59 4 78 4 98 5 17 5 34 5 51 5 67 5 82 5 98 3 6 09 6 24 6 38 6 51 6 65 6 79 6 89 6 99 7 08 7 19 4 7 28 ...
Page 8: ... Q l s 2 3 4 6 Turns N 4 0 3 0 2 0 1 0 2 5 O P E N 0 3 1 5 0 5 Kv Flow rate in m3 h 1 bar pressure drop Full turn Tenths of turn 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 1 56 1 96 2 34 2 68 3 04 3 40 3 80 1 4 15 4 51 4 85 5 18 5 55 5 89 6 21 6 52 6 91 7 21 2 7 56 7 86 8 17 8 50 8 92 9 30 9 68 10 06 10 42 10 89 3 11 27 11 62 11 98 12 37 12 70 12 93 13 06 13 19 13 27 13 33 4 13 39 ...
Page 9: ...6 8 10 Turns N 4 0 2 5 O P E N 3 0 2 0 1 0 0 3 0 5 1 5 Kv Flow rate in m3 h 1 bar pressure drop Full turn Tenths of turn 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 3 37 4 08 4 51 5 12 5 60 6 16 6 78 1 7 32 7 90 8 43 9 00 9 53 9 88 10 30 10 73 11 16 11 63 2 11 97 12 36 12 78 13 19 13 53 13 92 14 28 14 57 15 01 15 35 3 15 69 16 01 16 43 16 71 17 02 17 24 17 52 17 85 18 10 18 27 4 18 69 ...
Page 10: ...00 Flow rate Q l s 0 2 0 4 0 6 0 8 1 3 4 6 8 10 20 Kv Flow rate in m3 h 1 bar pressure drop Full turn Tenths of turn 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 4 39 5 65 6 72 8 07 8 97 10 04 11 06 1 11 77 12 62 13 51 14 28 15 05 15 73 16 25 17 14 18 06 18 81 2 19 44 20 10 21 04 21 81 22 53 23 12 23 88 24 28 24 75 25 36 3 26 06 26 48 26 91 27 24 27 66 28 10 28 44 28 80 29 17 29 76 4 30 10 ...
Page 11: ...rating Pressure and Temperature DZR Fixed Orifice Double Regulating Valve Limits of Use The valve is rated PN 25 and must be installed in a piping system where the normal pressure and temperature does not exceed the above ratings The upper temperature is restricted to 120 C due to the elastomeric seals in the test points Layout and Siting It should be considered at the design stage where valves wi...
Page 12: ...2 19 0 22 1 42 3 ØE 9 14 17 5 25 27 36 7 Kgs 0 78 0 43 0 52 0 86 1 34 1 47 N Part Name Materials 1 Body DZR Brass 2 Bonnet DZR Brass 3 Stem DZR Brass 4 Gasket EPDM 5 Shutter DZR Brass 6 Index POM 7 Entrainer Blue Nylon 6 8 Knob Blue Nylon 6 9 1 10 Turn index blue POM 10 Ring Brass 11 Screw Steel 12 O Ring EPDM 13 O Ring EPDM 14 Binder Point Brass 15 Cup Blue Brass 16 Cup Red Brass 17 Fixed Orifice...
Page 13: ...e which may cause damage Thread sealing compounds appropriate to the application must be used but excessive use should be avoided since this increases thread interference and may cause overstressing of the body ends and may cause thread seal to extrude into the bore disturbing the flow condition Ensure the threads are properly engaged before proceeding to tighten the valve onto the pipe The wrench...
Page 14: ...ure signals can be taken from the test points There are two test points each fitted with a coloured strap and captive cap Upstream HP Red Downstream LP Blue For safety reasons all manometer probe insertions must be carried out with the system cold The measurements are taken by directly inserting the test probe into the test point A silicone oil or grease should be lightly applied to the shaft of t...
