ꁆ ꁇ

combined stop and antipollution check valve, with drain valve

figure 137 02

1. wetted metal parts made from dezincification-free and corrosion-resistant gunmetal, resistant against aggressive water
2. maintenance-free spindle gasket with self-lubricating EPDM lip gasket
3. EPDM-seat gasket

Product Features

  • wetted metal parts made from dezincification-free and corrosion-resistant gunmetal, resistant against aggressive water
  • maintenance-free spindle gasket with self-lubricating EPDM lip gasket
  • EPDM-seat gasket
  • flange connection
  • with sidewise drain valve, rotatable hose connection element G 3/4
  • with test port
  • check valve with SST spring
  • with a black handwheel
  • free from dead spots
  • for any installation position
  • with shut-off function
  • Open position indicator

Standards and Approvals

  • according to DVGW regulations
  • plastic parts with KTW and W 270 approval
  • according to accepted materials list from German environmental agency
  • acc. to DIN EN 13959 provisions / DIN EN 558-1
  • ÜA-Reg.-Nr. R-15.2.3-21-17048, WIEN-ZERT

Technical data

  • pressure rating PN 16
  • max. operating temperature 100°C

Part no. DN bolt holes A1 A2 BS
(mm)		 D1
(mm)		 D2
(mm)		 D3
(mm)		 D4
(mm)		 H1
(mm)		 L1
(mm)		 S1
(mm)		 Zeta ∆ popening
(hpa)		 HS
(mm)		 cv
(m³/h)		 LS
(mm)		 kg
1370205000 50 4 G 1/4 G 3/8 165 90 165 102 50 220 230 14 2.3 70 302 64.7 305 6.53
* * * 65 4 G 1/4 G 3/8 185 120 185 122 65 293 290 15 2.1 120 385 116 391 10.38
1370208000 80 8 G 1/4 G 3/8 200 120 200 138 80 326 310 16 3.8 140 426 130 447 12.86
1370210000 100 8 G 1/4 G 3/8 220 120 220 158 100 302 350 18 3.8 140 412 186 412 19.1