Page 290 - Bürkert

Dimensions [mm] (see datasheet for further details) Flow characteristic

Valve system Continuous ELEMENT
Type 8802 YG-I and 8802 YG-J
Kv /Kvs [%]
100
Threaded body 90
80
70
Ø91 60
50 ELEMENT
40 8802 YG-I/YG-J
30
20
10
0
HM 0 10 20 30 40 50 60 70 80 90 100
Stroke [%]
Flow rate standard control valve

45° Remarks on the flow characteristic
Modified equipercentile flow characteristic, engineered for a quick
D
response during peak flow demand (an advantage for many processes
E CM SW like heating/cooling with heat exchangers) and fine control at lower flow.
LM
BM
Orifice Actuator G
[mm] size
[mm] HM BM CM LM SW D E
15 70 280 308 24 65 27 G 1/2 14
20 70 288 318 27 75 34 G 3/4 16
25 70 294 327 29.5 90 41 G 1 18
90 331 362 29.5 90 41 G 1 18
32 70 302 342 36 110 50 G 1 1/4 16
90 345 382 36 110 50 G 1 1/4 16
40 90 347 383 35 120 55 G 1 1/2 18
130 384 419 35 120 55 G 1 1/2 18
50 90 360 406 45 150 70 G 2 24
130 397 442 45 150 70 G 2 24

Ordering chart

Item no. Item no.
Item no. 8802-YG-J Item no. 8802-YG-J
Pressure
Port Actuator Kv value 8802-YG-I with with posi- 8802-YG-I with with posi-
Control Orifice connection size water range to positioner tioner and positioner tioner and
function [mm] +185 °C
thread Ø [mm] [m /h] 8692 Process con- 8692 Process con-
3
[bar]
Steel/Steel troller 8693 Steel/PTFE troller 8693
Steel/Steel Steel/PTFE
8802 YG-I and 8802 YG-J
A 2/2-way 15 G 1/2” 70 5 16 229 270 228 611 232 164 259 464
valve nor-
mally closed 20 G 3/4” 70 10 16 229 272 229 415 240 343 249 255
(NC)
25 G 1” 90 16 16 229 279 249 829 267 356 256 739
32 G 1 1/4” 90 23 16 229 275 229 417 273 975 273 104

40 G 1 1/2” 130 36 16 229 280 229 419 267 374 –
50 G 2” 130 53 16 229 281 229 420 267 362 247 460

289