Technical data sheet
Type 223D
03 System
EB anti-pollution non-return valve
Applications and special features
· Operates in any position · Minimum head loss · Particularly suitable for pressure water · Does not generate hammering · Closing system : axial guiding with · Excellent sealing at high as well as at low · Drilled bosses 1/4" brass plug · Incrustation resistant materials
systems.
return spring pressure.
Technical description
DN
" 1/2 3/4 1 1 1/4 1 1/2 2
PFA (bar) 16 16 16 16 16 16
PS (bar) L1 16 16 16 16 16 16 L2 16 16 16 16 16 16 G1 16 16 16 X X X G2 16 16 16 16 16 16
Cat. 3.3 3.3 3.3 3.3 3.3 3.3
References 149B 2890 D 149B 2891 D 149B 2892 D 149B 2893 D 149B 2894 D 149B 2895 D
Vvs-nr
· Connection : Male/male with union nut, BSP thread · Permissible operating pressure PFA - water- (for supply, distribution and disposal of water) : See table · Maximum permissible pressure PS - other mediums : See table · Mini. -10 °C Maxi. 80 °C · Mediums : Clear liquids, gas · Approvals : ACS · Other approvals available : · International construction Standards : NF Antipollution according to NF EN 13959-EN1717 Thread connection according to NF EN ISO 228-1 or ISO 7.1 CE Conformity Directive 97/23/CE
BELGAQUA
Important notice : The indicated pressure for the different categories of fluids (L1/L2/G1/G2) is under no condition a guarantee of use. Therefore, it is essential to validate the use of products under given operating conditions.
Overall dimensions
DN
mm 1/2 3/4 1
Connection A
" 1/2 3/4 1 mm 15/21 20/27 26/34 33/42 40/49 50/60
B
mm 132 148 166 184 194 231
C
mm
Weight kg
