نام محصول:
دریچه
نام انگلیسی:
Ball valve BOFI series
برند:
GRUNER
مشخصات:
Shut/off ball valve to control the flow of hot and cold water and Glykol solutions (max. 30%) in HVAC systems conjunction with a rotary actuator
Technical data
Valve
Flow disc : without flow disk
Media : – hot and cold water (VDI 2035)
– water with glycol (max. 30%)
– condensate or air
– caustic soda, citric acid, salt water
Close-off pressure ps : –
Differential pressure pmax : 2500 kPa
Differential pressure note : 200 kPa (low noise operation)
Flow characteristic : see safety remarks
Leakage rate : A – leak-proof (DIN EN 12266-1)
Connection : female thread (Rp, ISO 7/1)
Angle of rotation : 0…max. 90°
Mounting position : vertical to horizontal (in relation to shaft)
Materials
Case : brass
Valve ball : brass
Valve shaft : brass
Valve shaft gasket : NBR
Gasket : PTFE with graphite part and EPDM O-ring
Flow disc : –
Lubrication : accordance with approval
Safety
CE : PED 97/23/EC
Maintenance : maintenance free
Equipment
Equipment : couplings
inserts
adapter
توضیحات:
Type
ball
Operation
electrically-actuated
Function
shut-off
Media
for water
Body$
female
Applications
for HVAC installations
Material$
brass
Number of channels
2-way
Other characteristics
with actuator
DN
Min.: 15 mm(0.591 in)Max.: 50 mm(1.969 in)
Pressure
25 bar(362.6 psi)
Temperature
Min.: -20 °C(-4 °F)Max.: 100 °C(212 °F)
Flow rate
Min.: 22 m³/h(776.92 ft³/h)Max.: 290 m³/h(10,241.25 ft³/h)
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