Page 201 - Bürkert

Ordering Chart
Max. operating Item no. Max. operat- Item no.
Orifice Kv value Actuator Pilot pressure pressure mech. polished ing pressure mech. polished
[m /h] size Ø range [bar] Ra ≤ 0.6 µm [bar] Ra ≤ 0.6 µm
3
[mm] [inch] [mm] [bar] EPDM EPDM PTFE / EPDM PTFE / EPDM
Body with clamp connection
2103 Acc. to DIN 32676 5.5 70 5 - 10 10 218 057 10 218 063
15
1/2
20 3/4 10.0 70 5 - 10 10 218 058 10 218 064
25 1 14.0 70 5 - 10 6.5 218 059 6 218 065

90 5.5 - 10 10 218 060 8 218 066
40 1 1/2 30.0 130 5 - 7 10 218 061 10 218 067

50 2 51.5 130 5 - 7 8 218 062 7 218 068

Acc. to ASME BPE - short dimension
8 1/4 1.0 50 4.4 - 10 10 266 683 10 266 685

10 3/8 1.0 50 5 - 10 10 218 070 10 218 078
15 1/2 5.5 70 5 - 10 10 218 071 10 218 079

20 3/4 10.0 70 5 - 10 10 218 072 10 218 080

25 1 14.0 70 5 - 10 6.5 218 073 6 218 081
90 5.5 - 10 10 218 074 8 218 082

40 1 1/2 30.0 130 5 - 7 10 218 075 10 218 083

50 2 51.5 130 5 - 7 8 218 076 7 218 084
Acc. to ASME BPE - long dimension
8 1/4 1.0 50 5 - 10 10 218 085 10 218 092
15 1/2 5.5 70 5 - 10 10 218 086 10 218 093

20 3/4 10.0 70 5 - 10 10 218 087 10 218 094
25 1 14.0 70 5 - 10 6.5 218 088 6 218 095

90 5.5 - 10 10 218 089 8 218 096

40 1 1/2 30.0 130 5 - 7 10 218 090 10 218 097
50 2 51.5 130 5 - 7 8 218 091 7 218 098

Installation for self-draining operation

α

marking for
α = 15 up to 35º (Marking must face upwards, 12 o’clock position) self-drain angle
plus 3º to 5º inclination to the pipe axis.
Drain marks permanently marked on both sides of the valve body
show the correct mounting position to optimise drain ability.

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