Frank V 85 Manual Download Page 2

Page: 2 / 6

L7 – 8

Plastic valves

11/2020

Errors and omissions excepted

Pressure relief valve type V 85 and type V 185

Cement- / welding spigot

Flange

True union with spigot

True union with cement- / welding socket

Ø D

Ø d

V 185 (DN 15 – DN 50)

Ø D

Ø d

V 85 (DN 65 – DN 100)

Summary of Contents for V 85

Page 1: ...0 PN 10 adjustment range 0 5 9 bar Type V 85 DN 65 up to DN 80 PN 6 adjustment range 0 5 6 bar Type V 85 DN 100 PN 4 adjustment range 1 4 bar Working temperatur 0 C up to 60 C 10 C up to 80 C 20 C up...

Page 2: ...ors and omissions excepted Pressure relief valve type V 85 and type V 185 Cement welding spigot Flange True union with spigot True union with cement welding socket z Ls Lf D L h d H V 185 DN 15 DN 50...

Page 3: ...rflow outlet In the initial state the overflow outlet is closed there is no through flow Exceeds the system pressure acting on the diaphragm the value of the set spring force the overflow outlet becom...

Page 4: ...0 DN 40 Working pressure bar 9 8 7 6 5 4 3 2 1 0 Flow rate H2O l h 0 250 500 750 1000 1300 Flow rate H2O l h 0 500 1000 1500 2000 3500 2500 3000 Flow rate H2O l h 0 2000 4000 9000 6000 Working pressur...

Page 5: ...type V 85 and type V 185 DN 65 DN 80 DN 100 Working pressure bar 12 10 8 6 4 2 0 Working pressure bar 12 10 8 6 4 2 0 Flow rate H2O l h 0 6000 12000 24000 18000 Flow rate H2O l h 0 6000 12000 36000 1...

Page 6: ...sting screw 7 and turn the screw counterclockwise until the compression spring 5 is completely relieved Loosen the connecting screw 9 on the housing and lift off the upper part of the valve Remove spr...