003N4252
Part Number: 003N4252
Product Information
Extended Description
003N4252 Danfoss: AVTB 25 Thermostatic valve 20-60 °C
Gross weight
1.82 Kilogram
Net weight
1.71 Kilogram
Volume
3.967 Liter
EAN
5702421100295
Ambient temperature [°C] [max]
70 °C
Ambient temperature [°C] [min]
0 °C
Approval standard
ETA VA 1.54/18952
Capillary tube length [m]
2 m
Cavitation factor
0.4
Cone /seat sealing material
NBR / Brass W. No 2.0402
Connection size
Rp 1
Connection standard
ISO 7/1
Connection types
Internal thread
Contain batteries
No
Description
AVTB 25 Thermostatic valve 20-60 °C
Diameter [mm]
25 mm
Differential pressure range [bar] [Max]
10 bar
Flow characteristic
Linear
Flow control
No
Function
Temp. controller
Function VSP - P
No
Function VSP - Q
No
Function VSP - T
No
Impulse tube material
Copper mat. No 2.0090
Kvs values [mÂł/h]
5.5 mÂł/h
Media pH [Max]
10
Media pH [Min]
7
Media temperature [°C] [Max]
130 °C
Media temperature [°C] [Min]
2 °C
Media temperature at sensor [°C] [Max]
90 °C
Medium alternative
Glycolic water up to 30%
Number of ports
2
Permissible media
District heating/cooling circulation water
PN alternative VSP
10
Pressure class
PN 16
Pressure nominal [bar]
16 bar
Product group
Temperature controllers
Rection time close [sec]
3 "
Rection time open [sec]
3 "
Return limiter function
No
Sensor connection
M14x1 / R1/2 ext thread acc. DIN 2999
Temperature control
Yes
Temperature sensor diameter [mm]
18 mm
Temperature sensor length [mm]
210 mm
Temperature sensor material
Copper mat. No 2.0090
Temperature setting range [°C] [Max]
60 °C
Temperature setting range [°C] [Min]
20 °C
Transport temperature [°C] [Max]
50 °C
Transport temperature [°C] [Min]
-20 °C
Type
AVTB (fast)
UK RoHS compliance
Out of scope
Valve body material
Brass CuZn40Pb2 W. no 2.0402
Valve cone material
NBR rubber
Valve seat material
Cr Ni steel W.no 1.4301
Valve size
DN 25
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