Samson 44-4, Монтаж и эксплуатация

Страница: 16 / 44

16 EB 2723 EN
Design and principle of operation
Table 3: K
VS
coefficients
Body with screwed ends
Valve size DN 15 20 25 32 40 50
K
VS
coefficients
Standard version 4.0 6.3 8.0 12.5 16.0 20.0
Special version 1.0 · 2.5 —
x
Fz
values 0.60 0.55 0.5 0.45
Flanged body
Valve size DN DN 32 DN 40 DN 50
K
VS
coefficients 12.5 20.0 25.0
x
Fz
values 0.55 0.5 0.45
Table 4: Dimensions · Weights
Valve size DN 15 20 25 32 40 50
Length L mm 65 70 75 100 110 130
Pipe Ø d mm 21.3 26.9 33.7 42.4 48.3 60.3
Connection R G ¾ G 1 G 1¼ G 1¾ G 2 G 2½
Width across flats SW mm 30 36 46 59 65 82
Height H
Type 44-7 mm 230 250 390
Type 44-4 mm 235
1)
393
Type 44-8 mm 235 250 395
Height H1 mm 41 58
Actuator housing ØD mm 116 160
Version with welding ends
Length L1 mm 210 234 244 268 294 330
Weight kg (approx.) 2.0 2.1 2.2 8.5 9.0 9.5
Version with threaded ends
Length L2 mm 129 144 159 192 206 228
Male thread A G ½ G ¾ G 1 G 1¼ G 1½ G 2
Weight kg (approx.) 2.0 2.1 2.2 8.5 9.0 9.5
Version with screwed-on flanges or with flanged body (DN 32 to 50 only)
Length L3 mm – 180 200 230
Weight kg (approx.) – 11.7 13.0 14.5
1) 273 mm with 6 to 11 bar set point range