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OCV - Model 1330FC -Thermal Expansion Relief Valve
The Model 1330FC is a pressure relief valve that is installed downstream of a pressure reducing valve and is located in the distribution piping in a fire protection system. If the pressure in the distribution piping should become over pressurized, the 1330FC will open and relieve the excess pressure, preventing damage.
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- UL Listed, Control Number 39TZ
- Normally closed, increasing inlet pressure opens valve
- UL Listed spring 20-175 psi
- Local sense line (self contained sense loop)
- Simple adjustment
- All parts replaceable while valve is installed
- Rubber to metal seat for positive shut-off
- Can be installed vertically or horizontally
- Available in sizes 1/2″, 3/4″ and 1″