DR 7621 RTK
Pressure relief controller

production of discontinued

DR 7621 RTK Pressure relief controller
calculation and selection
91 % - model rating
Drawing DR 7621 RTK Pressure relief controller Design DR 7621 RTK Pressure relief controller
Техническое описание
Model
DR 7621
Manufacturer
RTK
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 coefficient
m³/h
Setting pressure
bar
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