DR 7621 RTK
Pressure relief controller

production of discontinued

DR 7621 RTK Pressure relief controller
calculation and selection
85 % - model rating
Drawing DR 7621 RTK Pressure relief controller Design DR 7621 RTK Pressure relief controller
Техническое описание
Model
DR 7621
Manufacturer
Country
Germany
Allowable working fluids
Water | Steam | Compressed air
Function
maintains a set pressure at the point of connection of the impulse line
Action
opens when the pressure increases
Working position
normally closed
PN
40 / 16
Tmax (for water)
250 °C
Tmin (for water)
2 °C
Connection type
flanged
Body material
cast iron / steel
Kvs m³/h
dP= 0.0 kPa

technical
specifications
price

DN
mm 		Kvs
m³/h 		L
mm 		dP
bar 		price
25 8.00 160 0.050 - 0.40
0.10 - 0.90
0.18 - 1.50
0.34 - 2.00
0.60 - 3.00
0.50 - 3.60
0.80 - 4.70
1.50 - 8.00
3.00 - 14
 production of discontinued
32 14 180 0.10 - 0.30
0.20 - 0.80
0.34 - 1.30
0.70 - 1.80
1.20 - 3.00
1.30 - 3.60
2.70 - 6.60
5.40 - 11
 production of discontinued
40 24 200 0.10 - 0.30
0.20 - 0.80
0.34 - 1.30
0.70 - 1.80
1.20 - 3.00
1.30 - 3.60
2.70 - 6.60
5.40 - 11
 production of discontinued
50 36 230 0.10 - 0.30
0.20 - 0.80
0.34 - 1.30
0.70 - 1.80
1.20 - 3.00
1.30 - 3.60
2.70 - 6.60
5.40 - 11
 production of discontinued
65 41 290 0.10 - 0.30
0.20 - 0.80
0.34 - 1.30
0.70 - 1.80
1.20 - 3.00
1.30 - 3.60
2.70 - 6.60
5.40 - 11
 production of discontinued
80 42 310 0.10 - 0.30
0.20 - 0.80
0.34 - 1.30
0.70 - 1.80
1.20 - 3.00
1.30 - 3.60
2.70 - 6.60
5.40 - 11
 production of discontinued

DN - nominal diameter, mm.

dP - setting range, bar.

L - length along the pipeline axis, mm.

Kvs - flow capacity, corresponds to the water flow rate in m³/h at which the pressure drop across the regulator will be 1 bar.

question : comment : feedback

where to notify about the reply. not published anywhere
Kvs
flow capacity
m³/hr
pressure
set
bar

community of experts

We are gathering a community of experts in the design, installation, and service of heating, hot water, and water supply systems in United States. Join the community and you will receive emails with requests for work in United States from our visitors.

design
installation
service
heating
water supply
conditioning
dealers
advertising on the website

about us

our library

United States

add your company to the catalog