6 Technical data
6.1 Medium
Working medium:
Corrosive, inert, gaseous and liquid media which have no negative impact on the physical and
chemical properties of the body and seal material.
6.2 Temperature
Media temperature:
-4 — to 140 °F
Ambient temperature:
50 — 104 °F
Storage temperature:
32 — 104 °F
6.3 Product compliance
Machinery Directive:
2006/42/EC
Low Voltage
Directive:
2014/35/EU
EMC Directive:
2014/30/EU
Pressure Equipment Dir-
ective:
2014/68/EU
Technical standards used:
EN 55011:1991 (150 kHz to 30 MHz)
EN 55014:1993 (148.5 kHz to 30 MHz)
6.4 Mechanical data
Protection class:
IP 65
Weight:
DN 10
DN 15
DN 20
DN 25
DN 32
DN 40
DN 50
0.85
0.9
0.9
2.8
2.8
3.6
3.6
Weights in kg
6.5 Pressure
Operating pressure:
DN 15
DN 20
DN 25
DN 32
DN 40
DN 50
0.5 - 6.0
0.5 - 6.0
0 - 6.0
0 - 6.0
0 - 6.,0
0 - 6.0
The operating pressure applies to free discharge conditions. In closed systems Δp between the inlet and outlet
must be at least 0.1 bar.
Nominal size corresponds to valve seat diameter.
Kv values:
DN 10
DN 15
DN 20
DN 25
DN 32
DN 40
DN 50
0.8
1.8
2.3
6.0
7.5
9.5
12.5
Kv values in m³/h
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GEMÜ 225
6 Technical data
Summary of Contents for 225 DN 10
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