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Item Number CVB-400, Vacuum Breaker CVB-400


Model 'CVB-400'

Available in stainless steel body with 1" npt end connections for steam pressures up to 400 psig saturated steam service.

Materials of construction:
  • Body: Stainless Steel
  • Disc: Stainless Steel
  • Spring: Stainless Steel
Operation:
The preferred method of installation is in the vertical upright position. A horizontal installation should only be used if no other option is available, and only above the condensate level.

Vacuum breakers should be placed at the highest practical point for the system or equipment being serviced.



Unit of Measure: Imperial Metric Both

 Specifications   

Height
41 mm
1 5/8 in

Width
35 mm
1 3/8 in

Weight
0.2 kg
0.4 lb

Valve Coefficent (Cv)
5.8

Valve Cracking Pressure
0.6 psi

Valve Cracking Pressure of Water
16.7 in

Valve Cracking Pressure of Mercury
1.2 in

Body Material
303 Stainless Steel

Spring Material
316 Stainless Steel (Inconel Optional)

Disc Material
316 Stainless Steel

Guard Material
316 Stainless Steel

Retaining Ring Material
316 Stainless Steel


 DOWNLOADS 

CVB-400 - Product Data Bulletin
(PDF, 161KB)

CVB Series - Installation, Operating & Maintenance Instructions
(PDF, 106KB)