Richter KN-D/F Series, Инструкция по установке и эксплуатации

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Series KN/F, KNP/F, KN-D/F, KNP-D/F
Page 5
9520-050-en Revision 18
TM 9818 Edition 11/2018
Body screws
Nominal size screws Tightening torque
[mm] [ISO/DIN] [Nm] [in-lbs]
15 4 x M12 35 310
20 4 x M12 35 310
25 4 x M12 35 310
40 4 x M16 45 398
50 4 x M16 45 398
80 8 x M16 50 442
100 8 x M16 60 531
150 8 x M20 150 1330
200/150 8 x M20 150 1330
200 12 x M24 175 1549
1.4 Actuating torques
Test medium: water 20 °C
Higher actuating torques may occur with other media.
Stem unit
DN Δp in bar
≤ 3 6 10 16
max.
adm.
[mm] [Nm] [Nm] [Nm] [Nm] [Nm]
15 8 8 8 10 70
20 8 8 8 10 70
25 12 12 12 12 70
40 20 20 20 25 225
50 25 25 25 30 225
80 60 60 65 80 500
100 80 80 90 170 500
150 200 250 350 --- 2200
200/150 200 250 350 --- 2250
200 600 600 700 --- 2200
Al
2
O
3
-ball
DN Δp in bar
≤ 3 6 10 16 max.
adm.
[mm] [Nm] [Nm] [Nm] [Nm] [Nm]
15 10 10 10 12 34
20 10 10 10 12 34
25 12 12 12 12 34
40 20 25 30 45 80
50 25 30 35 50 120
80 60 100 160 220 250
100 80 130 200 280 350
150 350 450 600 --- 1200
200/150 350 450 600 --- 1200
1.5 Flow ratevalue
Nominal size Kv100 Cv
[mm] [m 3 /h] [US gpm]
15 17.5 20
20 31 36
25 75 87
40 200 233
50 310 361
80 800 932
100 1250 1456
150 2800 3262
200/150 3200 3728
200 6000 6990