H4..B globe valves, 2-way, with external thread

B C

Selection: H4..B

2-way globe valves with external thread DN 15...50

k
VS DN [m
3 /h] [ mm ] 2-waySuitable linear actuator manufacturers,3-pointSuitable linear actuator, modulatingDC 0 ... 10 VSuitable linear actuator, modulating DC 0 ... 10 Vwith emergency control function

For the modulatingcontrol of cold and warm water

0.6315 H411BNV24-3 115 H412B NV24-MFT NVF24-MFT 1.615 H413B AC / DC 24 V AC / DC 24 VEmergency control function, pulling

Applications

2.515 H414B AC / DC 24 V
2)

 Water-side control of air handling units Water-side control in heating systems

415 H415B NVY24-MFT 6.320 H420B NV230-3 AC / DC 24 V

Mode of operation

1025 H425B N VF24-MFT-E

Product featuresEqual-percentage characteristic

AC 230 V AC / DC 24 VEmergency control function, pushing

The globe valve is operated by a NV series linear actuator. The linear actuators suppliers are controlled by a standard modulating or 3-point control system and move the cone of the valve, the throttling device, to the opening position dictated by the control signal.

1632 H432B
1)

Produced by the profiling of the valve cone.

N VG24-MFT 2540 H440B AC / DC 24 V
3)

Manual operation with NV actuator Using a hexagonal key to turn the actuator.

4050 H450B
1) Recommended for DN 32 – DN 50 and high closing pressures2) Valve closed when deenergized 3) Valve open when deenergized

 For installation instructions, refer to pages 30/31 For closing pressure / differential pressure, refer to page 8 Technical data H4..B

Flow mediaCold and warm water, water with max. 50% volume of glycolTemperature of medium(–10°C) +5°C...+120°C (–10°C on request)Rated pressure ps1600 kPa (PN 16)Flow characteristicControl path A–AB: equal-percentage (to VDI/VDE 2173) n(ep) = 3, optimized in opening rangeRangeabilityDN 15 Sv > 50DN 20...50 Sv > 100Leakage rateControl path A–AB: max. 0.05 % of k
vs valuePipe connectionExternal thread to ISO 228Differential pressure ∆ pmax400 kPa Closing pressure ∆ psSee table on page 8Stroke15 mm Valve closing pointUp ( ∆ ) Installation position Vertical to horizontalMaintenance Maintenance-free Materials

Sizing diagram for globe valves, refer to page 9 The information provided on pages 33/34 regarding operation, installation, project design, commissioning and maintenance must be strictly observed. For pipe connectors specification as accessories, refer to page 6

Fitting Valve cone Valve seat valve stem Stem gland sealRed casting brass Rg5Brass Red casting brass Rg5 Stainless steel EPDM O-ring

Dimensions: H4..B

DNStrokeDimensions [mm]External threadWeight

[mm][mm]LBHGkg1515806546G 1
1 /
8 ”1.22015906546G 1
HB 1 /
4 ”1.325151106652G 1
AABB G 1 /
DN 2 ”1.632151206756G 2”2.2 40151307265G 2
1 /
4 ”2.850151507565G 2
3 /
4 ”3.9A 2-way valve can be converted to a 3-way valve by removing the blind plug in port B.
L ENG-93001-93621-08.04-1M  Printed in Switzerland  ZSD  Subject to technical modifications

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