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Dimensions in mm
This data sheet 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.

ART24 Differential Pressure
Control Valve (DPCV)

Page 1

ART24 Differential Pressure

Control Valve (DPCV)

Technical Data and

Installation Instructions

Содержание ART24

Страница 1: ...be regarded as wholly accurate in every detail We reserve the right to amend the specification of any product without notice ART24 Differential Pressure Control Valve DPCV Page 1 ART24 Differential Pr...

Страница 2: ...outlet straight pipelines to stabilize the flow It is supplied with internal thread It is made of CR brass CR Corrosion Resistant This article is made in compliance with the quality management require...

Страница 3: ...00 l h ADPC24L100 32 40 50 ART24 HP Differential pressure control valve PN 16 CR Brass High Pressure DN Material Thread p range Flow rate Part Code 15 CR Brass EN 12165 CW602N M G 1 2 20 60 kPa 100 12...

Страница 4: ...lve DPCV Page 4 Accessories ART24 IT 1M Impulse tube DN Material Thread Length Part Code 4 Copper G 1 8 1 m ADPC24IT1M ART24 IT 2M Impulse tube DN Material Thread Length Part Code 4 Copper G 1 8 2 m A...

Страница 5: ...ling material on pipe threads only and not on valve threads Make sure that required flow rate is within operating range of the valve ART24 shall be installed on the return line either on horizontal or...

Страница 6: ...ty to regulate the temperatures in the heated rooms The flow rates in each emitter will be constantly modulated as the thermal load changes As a result the system pressure will fluctuate significantly...

Страница 7: ...RT24 installation is advisable on fan coil units with 2 port control valves already existing It is possible to install a DPCV to control the flow rate of a generic load by changing the layout of insta...

Страница 8: ...n flow rates or thermostatic valves with pre setting In this way the ART28DP or a generic regulating valve is used to regulate the pressure drop across the DPCV By closing the partner valve the pressu...

Страница 9: ...in binder points PF and P respectively see pic ture below Flow rate of the system is measured through a partner balancing valve ART28DP by measuring the difference in pressure between points PF and PF...

Страница 10: ...ached tables it is possible to calculate the pressure drop across the DPCV when it is fully open The pressure drop across the partner valve should be In order to get the value found above the partner...

Страница 11: ...25 The DPCV with the partner valve have to create a total pressure drop that is According to technical good practice rule the advisable pressure across a DPCV should be less then or equal to 10 kPa i...

Страница 12: ...29 E3 Radiator 1250 15 0 0199 72 E4 Radiator 1300 15 0 0207 74 E5 Radiator 1450 15 0 0231 83 TOTAL 7100 12 31 0 1378 495 There is in the distribution circuits a pronunced grading of the differential p...

Страница 13: ...per EN 1057 v is the velocity in the pipe RL are the distribuited pressure losses per meter z is the sum of the concentred pressure losses coefficents bends fittings emitters etc Z are concentred pres...

Страница 14: ...e loss across the control valve pLV A is the pressure loss across the lockshield valve preg is the required differential pressure for the emitter pbal is the required pressure loss across the balancin...

Страница 15: ...ce remains constant If the flow is reduced by qm V A the variation of pressure in a generic sector is Section Ri pi B kPa l h 2 E1 E2 E3 E4 E5 kPa kPa kPa kPa kPa 1 28 93 10 6 3 70 3 88 5 19 5 12 4 91...

Страница 16: ...rential Pressure Control Valve DPCV Page 16 E1 E2 E3 E4 E5 5 24 kPa 7 09 2 kPa 4 60 kPa 2 77 kPa 2 99 kPa 3 72 kPa 16 78 kPa 0 26 kPa 0 23 kPa 2 27 kPa 1 11 kPa 0 09 kPa 3 12 kPa 1 63 kPa 9 70 kPa 7 2...

Страница 17: ...tm atmosphere 10 3323 mH2O metres of water atm atmosphere 14 6959 psi pound per square inch Kg cm2 10 mH2O metres of water Kg cm2 14 2233 psi pound per square inch mH2O 1 42233 psi pound per square in...

Страница 18: ...10 9 8 7 6 5 4 3 100 0 3 0 0 600 500 400 300 0 1 2 8 1 9 0 7 1 2 5 K P a 30 K P a 25 K P a 20 K P a 15 K P a 10 K P a 200 Control P Range Flow Rate Kvs l h l s GPM 5 30 kPa 50 600 0 04 0 167 0 22 2 6...

Страница 19: ...10 9 7 6 5 4 3 1000 0 3 0 0 1500 500 2 5 1 1 5 K P a 30 K P a 25 K P a 20 K P a 15 K P a 10 K P a 2500 2000 6 9 4 4 22 21 20 19 23 27 26 25 24 32 31 30 29 33 36 35 34 Control P Range Flow Rate Kvs l...

Страница 20: ...DN 25 ART24HP p across ART24 DN25 KPa Flow L h 2 0 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 1000 0 3 0 0 1500 500 2 5 1 1 20 K P a 60 K P a 50 K P a 40 K P a 30 K P a 2500 2000 6 9 4 4 18 22 21 20 19 23...

Страница 21: ...20 19 23 27 26 25 24 28 32 31 30 29 33 12 3 9 4 6 9 4000 3500 3000 5 0 K P a 8 0 K P a 7 0 K P a 6 0 K P a 4 0 K P a 3 0 K P a 5000 4500 19 2 15 6 34 Control P Range Flow Rate Kvs l h l s GPM 20 80 k...

Страница 22: ...ferential Pressure Control Valve DPCV Page 22 Kv Values DN 50 ART24HP p across ART24 DN50 KPa Flow L h 2 0 17 16 15 14 13 12 11 10 8 7 6 5 4 3 2000 1 2 0 0 4000 11 2 5 0 2 0 K P a 8000 6000 20 0 18 22...

Страница 23: ...age 23 Main dimensions ART24LP ART24HP DN 15 20 25 32 40 50 Grms 825 880 1535 1625 2475 2970 A 40 40 50 50 65 65 B 70 72 91 91 98 105 B1 57 57 74 74 85 90 C 95 5 96 5 132 132 144 5 155 D 11 13 14 5 17...

Страница 24: ...Distributor Certificate No 1437B Certificate No 1437A 9a Fallbank Industrial Estate Dodworth Barnsley S75 3LS...

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