003H6974

Part Number: 003H6974
003H6974
Manufacturer
Danfoss
Part number
003H6974
Category

Product Information

Extended Description

003H6974 Danfoss: SAVD PN25 50/20 2-8 thread flow/ret
Gross weight
10.545 Kilogram
Net weight
10.206 Kilogram
Volume
30.625 Liter
EAN
5710104031231
Actuator diaphragm material
EPDM
Application
District Heating
Cavitation factor
0.6
Cavitation factor 100%
0.34
Cavitation factor 25%
0.58
Cavitation factor 50%
0.52
Cavitation factor 75%
0.5
China RoHS compliance
Out of scope
Connection size
G 2 1/2 A
Connection types
External Thread
Contain batteries
No
Description
SAVD PN25 50/20 2-8 thread flow/ret
Diameter [mm]
50 mm
Differential pressure range [bar] [Max]
16 bar
EU RoHS compliance
Yes with exemptions
Flow control
No
Flow limitation
No
Function
Safety press. reduction controller (SAV)
Function VSP - P
Yes
Function VSP - Q
No
Function VSP - T
No
Kvs values [mÂł/h]
20 mÂł/h
Leakage rate [% Kvs]
0.05
Media pH [Max]
10
Media pH [Min]
7
Media temperature [°C] [Max]
150 °C
Media temperature [°C] [Min]
2 °C
Medium alternative
Glycolic water up to 30%
Mounting version
Free
Number of ports
2
Permissible media
District heating/cooling circulation water
PN alternative VSP
16
Pressure class
PN 25
Pressure controller
Yes
Pressure nominal [bar]
25 bar
Pressure setting range [bar] [Max]
8 bar
Pressure setting range [bar] [Min]
2 bar
Product group
Pressure flow controllers
REACH Candidate List substances
Lead (CAS no. 7439-92-1)
Sealing DP material
EPDM
Setting Type
Adjustable
Stem position
Normally open
Type
SAVD
UK RoHS compliance
Out of scope
Valve body material
Ductile iron EN-GJS-400-18-LT (GGG 40.3)
Valve cone DP material
Dezincing free brass CuZn36Pb2As
Valve seat material
Stainless steel, mat. No. 1.4571
Valve size
DN 50
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How to avoid pressure oscillations in district heating systems Hydraulic balance in a district cooling system Hydraulic balance in a district heating system Improved temperature control and hydronic balance for your benefit Track down and solve any hydronic imbalance with self acting controls Hydraulic balancing reduces refrigerations costs significantly SAVD (PN 25) SAVD (Generation 2006) Danfoss EU 230612EN0857103.04 Actuators pressure flow and temperature BV UKCA-0041-PESR-H1-DAF 001-22-DNK Danfoss UK 230612EN0858102.02 Reduction Controller - SAVD - 003H6693,003H6694,003H6695,003H6696,003H6699,003H6700,003H6701,003H6702,003H6969,003H6970,003H6971,003H6972

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