Rego LV4403SR and TR Series High Pressure First Stage Regulators
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Provides accurate first stage regulation in two-stage bulk tank systems. Reduce tank pressure to an intermediate pressure of 5 to 10 PSIG. Also used to supply high pressure burners for applications like industrial furnaces or boilers. Also incorporated in multiple cylinder installations.
Features:
- Incorporate integral relief valves for added system protection.
- Large vent helps prevent blockage and has ¾” F.NPT thread for vent piping.
- Bonnet vent positioned over outlet to avoid icing and contamination by foreign material.
- Unique bonnet vent profile designed to minimize vent freeze over when properly installed.
- Replaceable valve orifice and valve seat disc.
- Straight-line valve closure reduces wear on seat disc.
- Large molded diaphragm is extra sensitive to pressure changes.
- Built in pressure tap has plugged 1⁄8” F.NPT outlet.
- Plug can be removed with a 3⁄16” hex allen wrench.
- Extra long lever arm provides uniform delivery pressure.
- Brilliant red finish.
- Integral Relief Included
Part Numbers:
Part Number | Inlet Connection | Outlet Connection | Orifice Size | Factory Delivery Pressure | Adjustment Range* | Vapor Capacity BTU/hr Propane** |
LV4403SR4 | ½” F.NPT | ½” F.NPT | ¼” | 5 PSIG | 1-5 PSIG | 2,500,000 |
LV4403TR4 | ½” F.NPT | ½” F.NPT | ¼” | 10 PSIG | 5-10 PSIG | 2,500,000 |
LV4403SR9 | F. POL | ½” F.NPT | ¼” | 5 PSIG | 1-5 PSIG | 2,500,000 |
LV4403TR9 | F. POL | ½” F.NPT | ¼” | 10 PSIG | 5-10 PSIG | 2,500,000 |
LV4403SR96 | F. POL | ¾” F.NPT | ¼” | 5 PSIG | 1-5 PSIG | 2,500,000 |
LV4403TR96 | F. POL | ¾” F.NPT | ¼” | 10 PSIG | 5-10 PSIG | 2,500,000 |
* When used for final stage pressure control, must either incorporate integral relief valve or separate relief valve should be specified in accordance with NFPA Pamphlet 58.
** Maximum flow based on inlet pressure 20 PSIG higher than the regulator setting and delivery pressure 20% lower than the setting
Resources:
- LV4403SR & LV4403TR Series High Pressure First Stage Regulators Datasheet
-
Rego Regulators Catalog
-
Rego LP-Gas Serviceman’s Manual
- Rego Regulators Product Guide