Type L627 High Flow LP Gas Pressure Regulator

Product catalog summary

Overview: The L627 is a spring-loaded, direct-operated LP Gas regulator designed for high-pressure applications in the oil and gas industries. It features a durable powder-coated exterior and offers installation versatility with multi-position body and spring case configurations.

Applications: The regulator is suitable for fuel gas, gas gathering, and pressure reduction applications. It is UL listed and complies with UL 144 standards.

Specifications:

Maximum Bonnet and Diaphragm Casing Pressure: 250 PSIG (17.2 BAR)
Maximum Diaphragm Casing Overpressure: 60 PSIG (4.1 BAR)
Maximum Inlet Body Pressure: 250 PSIG
Orifice Sizes: 1/4", 3/8", 1/2"
Output Pressure Range: 5–20 PSIG, 15–40 PSIG
Temperature Range: –20˚ to 180˚F (–18˚ to 82˚C)
Body Sizes: 3/4 NPT, 1 NPT, 2 NPT
Materials: Cast Ductile Iron Body, Aluminum Bonnet & Diaphragm Case, Nitrile Diaphragm and Seat

Flow Capacities: The document provides detailed flow capacities for different body sizes and orifice diameters, with capacities based on a 20% droop. For example, at an outlet pressure setting of 15 PSIG and an inlet pressure of 100 PSIG, the flow capacity for a 1" body size with a 1/2" port diameter is 16,000 SCFH.

Dimensions: The dimensions for different body sizes are provided, with the 3/4" body size having dimensions of 4.08 inches (A), 9.54 inches (B), and 7.46 inches (C).

Parts and Materials: A comprehensive list of parts and their corresponding part numbers is included, such as the diaphragm case O-ring (Nitrile) with part number 649-280-000 and the aluminum bonnet with part number 604-258-000.

Catalog excerpts

Type L627 High Flow LP Gas Pressure Regulator-1

L627 High Flow LP Gas Regulator • Wide Range of Flow Capacities • Durable Powder Coated Exterior • Installation Versatility The L627 is a spring loaded, direct-operated LP Gas regulator for high pressure applications in the oil and gas industries. These regulators provide durability, from the powder-coated epoxy exterior finish, as well as installation versatility, from the multi-position body and spring case configurations. Fuel Gas Gas Gathering Pressure Reduction UL listed UL 144 Maximum Inlet Body Pressure Orifice (All Orifice Sizes) 3⁄4" 1" 2" Spring Range PSIG Nitrile Seat Cast Ductile Iron Body / Aluminum Bonnet & Diaphragm Case Diaphragm Nitrile Seat Nitrile Orifice Aluminum Body Sizes Maximum Bonnet and Diaphragm Casing Pressure Temperature –20˚ to 180˚F Range Weight Approximate 1" 5.3 lbs 2" 8.8 lbs Maximum diaphragm casing overpressure to prevent damage to internal parts. Maximum pressure to spring and diaphragm casing to prevent leak to atmosphere (internal parts damage may occur). Materials of Construction Body, Bonnet, Diaphragm Case Part Number Nitrile diaphragms (2), Nitrile valve disk, O’rings, back-up rings, and retaining pin

Open the catalog to page 1

Type L627 High Flow LP Gas Pressure Regulator-2

L627 Flow Capacities (0.6 S.G.) in SCFH1 Outlet Pressure Range Outlet Pressure Setting 3/4" Body Size Port Diameter, inches Inlet Pressure Outlet Pressure Setting 1" Body Size Port Diameter, inches L627 – 2" Body Size Port Diameter, inches Inlet Pressure 1. Capacity is based on 20 percent droop unless otherwise noted below. 2. For pressure setting under 10 PSIG (0.69 BAR) limit the input pressure to 100 PSIG (6.9 BAR) to obtain the setpoint. 3. For 5 PSIG (0.34 BAR) pressure set point, the droop is 2 PSIG (0.14 BAR) 5. Capacities are based on 25 percent boost if setting is less than 12 PSIG (0.8...

Open the catalog to page 2

Type L627 High Flow LP Gas Pressure Regulator-3

Body Size mm inches mm inches mm inches L627 Flow Coefficients Orifice Size Inches 3/4 Inch Body Wide-Open Cg for Wide-Open Cv for External Relief Sizing External Relief Sizing 50 Wide-Open Cg for External Relief Sizing Wide-Open Cv for External Relief Sizing Wide-Open Cg for Wide-Open Cv for External Relief Sizing External Relief Sizing 52

Open the catalog to page 3

Type L627 High Flow LP Gas Pressure Regulator-4

Cover Adj. Screw, plastic Adjustment Screw Locknut Bonnet, L627 - Aluminum Vent Screw Assembly Spring Guide, Upper Range Spring 5-20 PSIG–Yellow 15-40 PSIG–Green Spring Guide, Lower Build Screw, Spring Case (8 required) L627 - Aluminum Diaphragm Piston Diaphragm Aluminum/Iron Case (Nitrile) Screw, Diaphragm Post, Pusher Diaphragm Case - Aluminum Lever Lever Screw (2 required) Pin, Lever Lever Retainer Stem O-ring, Nitrile Stem Backup Ring, TFE (2 required) Part Number Thread Locker Name Plate Drive Screw (2 required) (not shown) Pin, Groove Stem Guide Pin Clip Stem, 316SS Diaphragm Case O-ring,...

Open the catalog to page 4