Watts Series LF340 Automatic Re-seating T&P Relief Valves
The combined 2-in-1 Temperature & Pressure Relief Valve provides the least expensive and proven means for protection against both excessive temperature and pressure emergency conditions. Fully automatic temperature and pressure relief protection for domestic hot water supply tanks and heaters based on the latest ANSI Z21.22 Listing requirements for temperature discharge capacity. The LF40, LF140, LFN240, and LF340 feature Lead Free* construction to comply with Lead Free* installation requirements. Series LF140, LFN240 and LF340 have the same basic body construction and advanced design features as the Series LF40 except for discharge capacity and size of inlet and outlet connections. For complete specifications (including specifications for the Series LF40) see other side. Sizes 1", 1 1/4", 1 1/2" and 2".
This 0121604 1 1/2 inch Automatic Reseating Temperature And Pressure Relief Valve features a lead free bronze body with NPT male inlet and NPT female outlet connections, thermo-bonded coated thermostat, tamper resistant bonnet screws, automatic reseating feature, and test lever. The temperature relief is 210 degrees and the pressure relief is 125 psi.
Features:
| Inlet and Outlet Size | 1 1/2" F x 1 1/2" F |
|---|---|
| Pressure Range | 75 to 150 PSI (5.2 to 10.3 bar) |
| Temperature Relief | 210°F (99°C) |
| Thermostat Length | 8 inch |
| Pressure Relief Setting | 125 psi |
| CSA Temperature Steam Rating (btu/hr) | 1,150,000 |
| Thermostat Tube | Stainless Steel |
| Body Material | Lead Free Copper Silicon Alloy |
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Watts Series LF340 Automatic Re-seating T&P Relief Valves Datasheet
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