VACUUM BREAKERS
VB21-VB21M
The VB21 vacuum breakers are simple and reliable devices that automatically relieve or “break” an unwanted vacuum condition, restoring the atmospheric pressure. This device is particularly suitable for steam heated units of small and medium volume as heat exchangers, heating coils, calorifiers, jacketed kettles, steam boilers, etc.
MATERIAL
Stainless steel
SIZES
1/2” x 1/8”
CONNECTIONS
System: vertical connection 1/2”
Air inlet: horizontal connection 1/8”
Threaded ISO 7 Rp
Threaded ISO 7 R
LIMITING CONDITIONS
13 bar at 400 ºC
21 bar at 220 ºC
VB16
The VB16 vacuum breakers are simple and reliable devices that automatically relieve or “break” an unwanted vacuum condition, restoring the atmospheric pressure. This device is particularly suitable for steam heated units of small and medium volume, such as heat exchangers, heating coils, calorifiers, jacketed kettles, steam boilers, etc.
MATERIAL
Stainless steel
SIZES
1/2” to 1”
CONNECTIONS
Threaded ISO 7 Rp
LIMITING CONDITIONS
12 bar at 150 ºC
16 bar at 120 ºC