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XF..A, 3-Way Flanged Linear Valves, PN6

XF..A, 3-Way Flanged Linear Valves, PN6

For heating and air conditioning in closed circuit systems; hot/cold water quality VDI2035, greenhouses.

Product Description

These three-port mixing valves are used for modulating control of hot/chilled water or steam in heating, ventilation, and air conditioning systems. The valves can be operated by linear actuators series ML64... and ML74...

Technical Properties

Valve type 3-way linear valve
Medium type water or water-glycol mixture according to VDI 2035
Nominal pressure PN6
Materials

Stem made of stainless steel, valve body made of cast iron (GG25), flanged per ISO 7005-2

Port connection flanges ISO7005
Flow char. A-AB

Equal percentage

Flow char. B-AB

Linear

Action

Stem up to close port A-AB

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
  • Easy mounting of direct-coupled electric actuators
  • Constant total flow throughout full plug travel

Products

Product Type Media temp.
DN size
Kvs value
Stroke
3-Way Linear Valve - Flanged

XF25A2.5
2 ... 170 oC 15 mm 2,5 20 mm

XF25A4.0
2 ... 170 oC 15 mm 4 20 mm

XF25A6.3
2 ... 170 oC 20 mm 6,3 20 mm

XF25A10
2 ... 170 oC 25 mm 10 20 mm

XF32A16
2 ... 170 oC 32 mm 16 20 mm

XF40A25
2 ... 170 oC 40 mm 25 20 mm

XF50A40
2 ... 170 oC 50 mm 40 20 mm

XF65A63
2 ... 170 oC 65 mm 63 20 mm

XF80A100
2 ... 170 oC 80 mm 100 20 mm

XF100A140
2 ... 120 oC 100 mm 140 38 mm

XF125A220
2 ... 120 oC 125 mm 220 38 mm

XF150A310
2 ... 120 oC 150 mm 310 38 mm

Accessories and replacement parts

Accessories0209

Image Description Product Type Downloads
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: 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 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 (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,24 V AC, 108 s ML6425B3005  
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 reverse,230 V AC, 108 s ML6425B3021  
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  
Actuator 3-point / floating, 38 mm effective stroke, 1800N, 24 V AC, 114 s ML6421A3005  
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, 210 s ML6421B3004  
Actuator 3-point / floating, 38 mm effective stroke, 1800N, 230 V AC, 210 s ML6421B3012  
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  

Spare Parts

Image Description Product Type Downloads
Stem button assy, DN15 - DN50 ASV-SBA-1  
Packing, DN15 - DN50 ASV-PAC-2  
Stem button assy, DN40 - DN80 ASV-SBA-2  
Packing nut, DN15 - DN32 ASV-PN-1  
Packing nut, DN40 - DN80 ASV-PN-2  
Packing, DN15 - DN32 ASV-PAC-1  
Stem button assy, DN80 - DN100 ASV-SBA-4