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Float valve for water storage tanks, VR 170

Float valve for water storage tanks, VR 170

Product Description

Float valves of this type regulate a fluid level in vented open or closed storage vessels or can be used for filling of water supply storage tanks.

Within the scope of their specification they can be used for industrial or commercial installations or also for public water supply systems. A soft seat seal provides positive shut-off, even with fluctuating supply pressure.

Technical Properties

Media Water and neutral liquids
Port connection external threads
Additional Descriptions
  • Available with plastics or stainless steel floats
  • Float can be fitted horizontally or vertically
  • Open construction design
  • External thread connection to DIN 228
  • High flow capacity
  • Seat seal and piston replaceable
  • Lever arm can be shortened only where supply pressure is low
  • Max. operating pressure 8.0 bar with stainless steel float of next larger size
Mounting position horizontal

Products

Product Type Port diameter
Flow capacity Kvs
Body material
Max. operating pressure
Max. media temperature
Standard version

VR170-1/2A
1/2 inch 2 brass 6/8 bar 65/90 oC

VR170-3/4A
3/4 inch 3.6 brass 6/8 bar 65/90 oC

VR170-1A
1 inch 5.5 brass 6/8 bar 65/90 oC

VR170-11/4A
1 1/4 inch 9.4 brass 6/8 bar 65/90 oC

VR170-11/2A
1 1/2 inch 13 brass 6/8 bar 65/90 oC

VR170-2A
2 inch 17.5 brass 6/8 bar 65/90 oC

VR170-21/2A
2 1/2 inch 21 red bronze RG5 6/8 bar 65/90 oC

Accessories and replacement parts

Stainless steel float for VR 170, max. media temperature 90C

Image Description Product Type Downloads
Stainless steel float for connection 1/2" /6 bar ZN170-1/2A  
Stainless steel float for connection 1/2" /8 bar and 3/4" /6 bar ZN170-3/4A  
Stainless steel float for connection 3/4" /8 bar and 1" /6 bar ZN170-1A  
Stainless steel float for connection 1" /8 bar and 1 1/4" /6 bar ZN170-11/4A  
Stainless steel float for connection 1 1/4" /8 bar and 1 1/2" /6 bar ZN170-11/2A  
Stainless steel float for connection 1 1/2" /8 bar and 2" /6 bar ZN170-2A  
Stainless steel float for connection 2" /8 bar and 2 1/2" /6 bar ZN170-21/2A  
Stainless steel float for connection 2 1/2" /8 bar ZN170-3A  

Plastic float for VR 170, max. media temperature 65C

Image Description Product Type Downloads
Plastic float for connection 1/2" /6 bar, 3/4" /6 bar and 1" /6 bar Z171T-1/2A  
Plastic float for connection 1 1/4" /6 bar, 1 1/2" /5 bar and 2" /3 bar Z171T-11/4A  

Spare Parts

Image Description Product Type Downloads
Piston complete for size 1/2" 0900401  
Piston complete for size 3/4" 0900402  
Piston complete for size 1" 0900403  
Piston complete for size 1 1/4" 0900404  
Piston complete for size 1 1/2" 0900405  
Piston complete for size 2" 0900406  
Piston complete for size 2 1/2" 0900407  
Sealing ring single for sizes 1/2" - 3/4" 2657800  
Sealing ring single for size 1" 2658000  
Sealing ring single for size 1 1/4" 2658100  
Sealing ring single for size 1 1/2" 2658200  
Sealing ring single for size 2" 2658300  
Sealing ring single for size 2 1/2" 2658400