Stem
Ø C
Technical Data:
Code CALEFFI
DN 50
DN 65
Flanged (mm)
L
230
290
F
145
170
H
195
225
H1 (PN10)
82.5
93
H1 (PN16)
82.5
93
H1 (PN25)
82.5
93
Hm
255
295
A
190
200
B
145
150
øC
45
60
15
20
Weight (Kg)
Hydraulic Data:
Code CALEFFI
Flanged (mm)
DN 50
DN 65
32
43
Kv (m3/h)
9
12
Cv (l/s)
Kv or Cv = m3/h or l/s @ 100kPa (1 bar) head loss with 15°C water (valve totally open).
L
DN 80
DN 100 DN 125 DN 150 DN 200 DN 250 DN 300 DN 350 DN 400 DN 450 DN 500 DN 600
310
350
400
170
235
295
230
305
365
100
110
125
100
110
125
100
117.5
135
300
390
470
200
200
235
150
160
160
60
60
60
25
40
60
DN 80
DN 100 DN 125 DN 150 DN 200 DN 250 DN 300 DN 350 DN 400 DN 450 DN 500 DN 600
58
119
162
16
33
45
Approx. outer limits of pilot-system
480
600
730
850
295
400
510
600
375
460
547
695
142.5
170
200
227.5
142.5
170
200
227.5
150
180
212.5
242.5
480
585
700
875
250
270
290
365
165
200
200
345
80
80
80
80
70
120
190
330
209
479
799
1292
58
133
222
359
32
Serie 578
Dimensions
Approximate weight
Complete Valve: 100%
Cover =20%
Trim =20%
Body =60%
980
1100
1200
1250
712
712
712
900
821
821
900
1035
252.5
282.5
325
370
260
290
325
370
277.5
310
335
370
1030
1030
1200
1310
400
425
450
520
385
380
420
460
80
80
80
-
540
640
700
980
1638
1789
2070
3049
455
497
575
847
1450
900
1035
430
430
430
1310
520
460
120
1060
3222
895