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Продукти > Heating Control > Valves linear > 2-way linear Valves, stroke 20/38mm > DF...D, 2-Way Flanged Linear Valve PN25/PN40

DF...D, 2-Way Flanged Linear Valve PN25/PN40

DF...D, 2-Way Flanged Linear Valve PN25/PN40

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Product Description

These single-seated valves are used for modulating control of hot/chilled water or steam in heating, ventilating and air conditioning systems. Not suitable for use in open-circuit systems with oxygen enrichment. The valves can be operated by linear actuators series ML64... and ML74...

Technical Properties

Materials

Stem made of stainless steel, valve body made of cast steel (GS-C25)
Action

Stem down to close
Features
  • Cast iron body with flanged end connections
  • Low seat leakage rate
  • Metal-to-metal seating for long life span
  • Self-adjusting packing
  • Accurate positioning to ensure state-of-the-art temperature control
  • Direct-coupled electric for easy mounting

Related Material

Продукти

Product Type Valve type
 Medium type
 Media temp.
 Flow char.
 DN size
 Kvs value
 Stroke
 Connection diameter
 Nominal pressure
 Port connection
Valve stroke 20 mm

DF15D0.25		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 15 mm 0,25 20 mm G 1/2 inch PN25/PN40 flanges ISO7005

DF15D0.4		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 15 mm 0,4 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF15D1.0		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 15 mm 1 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF15D1.6		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 15 mm 1,6 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF15D2.5		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 15 mm 2,5 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF15D4.0		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 15 mm 4 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF20D4.0		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 20 mm 4 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF20D6.3		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 20 mm 6,3 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF25D10		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 25 mm 10 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF32D16		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 32 mm 16 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF40D25		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 40 mm 25 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF50D40		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 50 mm 40 20 mm G 1 inch PN25/PN40 flanges ISO7005

DF65D63		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 65 mm 63 38 mm G 1 inch PN25/PN40 flanges ISO7005
Valve stroke 38 mm

DF80D100		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 80 mm 100 38 mm G 1 inch PN25/PN40 flanges ISO7005

DF100D160		 2-way linear valve water or water-glycol mixture according to VDI 2035 2 ... 220 oC mod.equal% 100 mm 160 38 mm G 1 inch PN25/PN40 flanges ISO7005

Accessories and replacement parts

Accessories

Image Description Product Type Downloads
Actuator: 3-point / floating, 20 mm effective stroke, 600N, 230 V AC, 60 s ML6420A3015  
Actuator: 3-point / floating, 20 mm effective stroke, 600N, 230 V AC, 30 s ML6420A3031  
Actuator: 3-point / floating, 20 mm effective stroke, 600N, 24 V AC, 60 s ML6420A3007  
Actuator: 3-point / floating, 20 mm effective stroke, 600N, 24 V AC, 30 s ML6420A3023  
Actuator modulating 0/2 ... 10 V, 20 mm effective stroke, 600N, 24 V AC, 60 s ML7420A6009  
Actuator modulating 0/2 ... 10 V, 20 mm effective stroke, 600N, 24 V AC, 30 s ML7420A6017  
Actuator 3-point / floating, 20 mm effective stroke, 1800N, 230 V AC, 114 s ML6421A3013  
Actuator 3-point / floating, 38 mm effective stroke, 1800N, 24 V AC, 114 s ML6421A3005  
Actuator 3-point / floating, 38 mm effective stroke, 1800N, 230 V AC, 210 s ML6421B3012  
Actuator 3-point / floating, 38 mm effective stroke, 1800N, 24 V AC, 210 s ML6421B3004  
Actuator modulating 0/2 ... 10 V, 20 mm effective stroke, 1800N, 24 V AC, 114 s ML7421A3004  
Actuator modulating 0/2 ... 10 V, 38 mm effective stroke, 1800N, 24 V AC, 210 s ML7421B3003  
Actuator 3-point / floating (spring return), 20 mm effective stroke, 600N, spring return direct, 230V AC, 108 s ML6425A3014  
Actuator 3-point / floating (spring return), 20 mm effective stroke, 600N, spring return direct, 24V AC, 108 s ML6425A3006  
Actuator 3-point / floating (spring return), 20 mm effective stroke, 600N, spring return reverse,230 V AC, 108 s ML6425B3021  
Actuator 3-point / floating (spring return), 20 mm effective stroke, 600N, spring return reverse,24 V AC, 108 s ML6425B3005  
Actuator modulating 0/2 ... 10 V (spring return), 20 mm effective stroke, 600N, 24 V AC, 108 s ML7425A6008  
Actuator modulating 0/2 ... 10 V (spring return), 20 mm effective stroke, 600N, spring return reverse, 24 V AC, 108 s ML7425B6007  

Spare Parts0201

Image Description Product Type Downloads
Stem button assy, DN40 - DN80 ASV-SBA-2  
Stem button assy, DN80 - DN100 ASV-SBA-4  
Packing nut, DN15 - DN65 ASV-PN-5  
Packing nut, DN100 - DN150 ASV-PN-6  
Packing, DN15 - DN65 ASV-PAC-5  
Packing, DN100/150 ASV-PAC-6  
Body gasket, DN40 - DN65 ASV-BG-2  
Body gasket, DN80 - DN100 ASV-BG-3  
Plug assembly (incl. body gasket and seat ring), DN40, kvs 25 ASV-PA-7-25  
Plug assembly (incl. body gasket and seat ring), DN50, kvs 40 ASV-PA-7-40  
Plug assembly (incl. body gasket and seat ring), DN65, kvs 63 ASV-PA-7-63  
Plug assembly (incl. body gasket and seat ring), DN80, kvs 100 ASV-PA-7-100  
Plug assembly (incl. body gasket and seat ring), DN100, kvs 160 ASV-PA-7-160  
Seat ring DN65, kvs 63 ASV-SR-2  
Seat ring DN80, kvs 100 ASV-SR-1