Page 10 - Bürkert
P. 10
Ordering Chart
Orifice Port connection Kv Value water Pressure range Voltage/ Frequency
Circuit function Seal material Item no.
[mm] [inch] [m /h] [bar] [V/Hz]
3
A Normally 10 G 3/8 2 0 - 3 NBR 24/UC 057 475
closed
230/50 053 059
0131
FKM 24/UC 054 053
230/50 044 502
15 G 1/2 4.5 0 - 1 NBR 24/UC 054 102
230/50 052 221
FKM 24/UC 025 537
230/50 040 549
20 * G 3/4 6 0 - 0.5 NBR 24/UC 049 751
230/50 048 490
FKM 24/UC 069 752
230/50 048 622
B Normally open 10 G 3/8 2 0 - 2 NBR 24/UC 059 208
230/50 051 685
15 G 1/2 4.5 0 - 1 NBR 24/UC 058 371
230/50 046 466
FKM 230/50 046 643
20 * G 3/4 6 0 - 0.5 NBR 24/UC 050 461
230/50 053 807
* Versions with 20 mm nominal diameter are not suitable for vacuum
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