How To Build An Lp Gas Regulator

Transcription

1 High Flow LP Gas Regulator Wide of Flow Capacities Durable Powder Coated Exterior Installation Versatility The 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. Applications Fuel Gas Gas Gathering Reduction UL listed UL 144 Part Matrix Port Size " 08 1" 16 2" Spring PSIG BAR " 6 3 8" 8 1 2" Materials of Construction Body, Bonnet, Diaphragm Case Cast Ductile Iron Body / Options Aluminum Bonnet & Diaphragm Case Diaphragm Option Nitrile Seat Nitrile Aluminum Maximum Bonnet and Diaphragm Casing Maximum pressure to spring and diaphragm casing to prevent leak to atmosphere (internal parts damage may occur). Maximum diaphragm casing overpressure to prevent damage to internal parts. PSIG Regulator Rebuild Kit Kit Includes BAR Specifications Maximum Inlet Body (All Sizes) 250 PSIG Nitrile Seat 250 PSIG All Units Body Sizes Sizes 3 4 NPT 1 NPT 2 NPT 1 4" 3 8" 1 2" Output 5 20 PSIG PSIG Temperature 20 to 180 F ( 29 to 82 C) Weight Approximate 1" 5.3 lbs 2.39 kg 2" 8.8 lbs 3.96 kg Part Number Low Nitrile diaphragms (2), Nitrile valve disk, O rings, back-up rings, and retaining pin L00 24

2 Flow Capacities (0.6 S.G.) in SCFH 1 5 to 20 psig 2 (0.34 to 1.4 BAR) 15 to 40 PSIG (1.0 to 2.8 BAR) Setting Inlet 3/4" Body Size 1" Body Size PSIG BAR PSIG BAR 1/4 3/8 1/2 1/4 3/8 1/ , , ,500 16, , , ,500 16, ,500 17,000 18, ,700 18,000 18, , , ,500 12, ,900 23, ,400 12,100 13,100 10,500 17,700 34, ,000 13,200 13,700 13,700 26,600 39, ,300 13, ,800 16, ,200 15, ,700 21, ,400 17,400 18,200 10,500 20,500 34, ,500 18,000 18,500 13,700 27,100 46, 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 to 20 psig 2 (0.34 to 1.4 BAR) Setting Inlet 2" Body Size PSIG BAR PSIG BAR 1/4 3/8 1/ , , , , ,500 23,300 25, ,700 22, , , , ,500 23,300 29, ,700 24, , 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 BAR), 3 PSIG (0.2 BAR) boost if setting is from 12 to 60 PSIG (0.2 to 4 BAR), and 5 percent boost if setting is greater than 60 PSIG (4 BAR). 15 to 40 PSIG (1.0 to 2.8 BAR) 2" Body Size Setting Inlet PSIG BAR PSIG BAR 1/4 3/8 1/ , ,900 19, ,200 25, ,500 23,300 41, ,700 30,400 53, Capacities are based on 25 percent boost if setting is less than 12 PSIG (0.8 BAR), 3 PSIG (0.2 BAR) boost if setting is from 12 to 60 PSIG (0.2 to 4 BAR), and 5 percent boost if setting is greater than 60 PSIG (4 BAR). 25

3 Dimensions F D Type Body Size 3/4" 1" 2" A B C D E F* mm /4" inches mm " inches mm " inches x E C B OUT A IN Flow Coefficients Size 3/4 Inch Body 1 Inch (DIN 25) Body 2 Inch (DIN 50) Body Inches mm 1/ / / K 26

4 Parts Item Description Part Number 1 Cover Adj. Screw, plastic Adjustment Screw Locknut Bonnet, - Aluminum Vent Screw Assembly Spring Guide, Upper Spring 5-20 PSIG Yellow PSIG Green Spring Guide, Lower Build Screw, Spring Case (8 required) - 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) Item Description Part Number 21 Pin, Groove Stem Guide Pin Clip Stem, 316SS Diaphragm Case O-ring, Nitrile Boost Body Stabilizer, Nitrile Seat assembly - Aluminum holder/nitrile disk Aluminum " " " Body - Ductile Iron NPT NPT NPT Nameplate (not shown) Build Screw, 3 4" & 1" Aluminum unit (2 required) Build Screw 2" Aluminum Unit (2 required)* *For only, order Lock Washer. 39 Thread Locker Consult factory 40 Name Plate Drive Screw (2 required) (not shown) PrelimMay2013cw 27

5 BelGAS, the leader in pressure regulator design, offers the Oil, Gas and Pipeline Industry the same precision and reliability in flow control and pressure control that the control valve market has enjoyed for over 40 years. At BelGAS, we have raised the industry standard for quality, accuracy, and dependability. Even more important is that we provide this value to our customers at an economical price. The BelGAS product offering includes pressure regulators for gas, air and propane service; explosion-proof I/P transducers for electro-pneumatic applications; process and test gauges for pressure measurement in general and severe service and a wide assortment of bimetals thermometers and thermowells for both high and low temperature indication. Whether the requirements call for a high pressure flow condition, a low pressure relief application or the regulation of fuel or process gas in a system, BelGAS can provide a dependable and cost effective solution. 28