Advertisement
Pressure relief valve type V 85 and type V 185
Characteristic graphs
9
8
7
6
5
4
3
2
1
0
0
250
500
Flow rate H
9
8
7
6
5
4
3
2
1
0
0
500
1000
Flow rate H
10
9
8
7
6
5
4
3
2
1
0
0
2000
Flow rate H
Example DN 40:
Flow:
4500 l/h
Working pressure:
6,7 bar
With the given parameters, the pressure relief valve type V 185, DN 40 shows a pressure increase of 0,7 bar and a hysteresis
of 0,3 bar.
L7 – 10
DN 15
750
1000
O [l/h]
2
DN 25
1500
2000
2500
3000
O [l/h]
2
DN 40
4000
6000
O [l/h]
2
Plastic valves
9
8
7
6
5
4
3
2
1
0
1300
0
9
8
7
6
5
4
3
2
1
0
3500
0
1000
10
9
8
7
6
5
4
3
2
1
0
9000
0
2000
DN 20
500
1000
1500
Flow rate H
O [l/h]
2
DN 32
2000
3000
4000
Flow rate H
O [l/h]
2
DN 50
4000
6000
8000
10000
Flow rate H
O [l/h]
2
Errors and omissions excepted
2200
5000
5700
12000
14000
11/2020
Advertisement
