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Điều áp Rego 1784, 1786,1788 Series

Heavy Duty Brass Final Line Pressure Regulator BR-1780 Series

heavy duty brass final line pressure regulator br 1780 series heavy duty brass final line pressure regulator br 1780 series 1 support

Application

The BR-1780 Series Regulators are designed for final line pressure regulation on medical oxygen systems. They are equally suitable for a variety of gases in medical or industrial applications. The BR-1780 Series Regulators have a balanced seat, are constructed with oxygen compatible materials, and offer a tamper resistant adjustment screw cap. Flow performance is impressive as well offering up to 30,000 SCFH for the 3/4” and 1” model and up to 20,000 SCFH for the 1/2” model.

Features

- Maintains a steady downstream pressure across a range of inlet pressure commonly provided by a cryogenic bulk tank.

- Large seat and diaphragm areas provide high capacity with sensitive control of delivery pressure with low falloff.

- Two 1/4” FNPT delivery pressure gauge ports are located (plugged) on each side of the valve.

- Two bonnet drain/vent holes to allow for different mounting orientation.

- Bonnet cap covering adjusting screw for tamper protection.

- Maximum inlet pressure is 400 psig.

- Available in four delivery pressure ranges.

- Temperature range: -40° F to +165° F.

- Cleaned per CGA G-4.1 for oxygen service

Materials

Body ........................................................................... Forged Brass

Bonnet ............................................. Cast bronze for BR-1786/1788. Forged brass for BR-1784

Diaphragm ..................................................... Nitrile with PTFE liner

Springs, fasteners, and adjusting screw ................... Stainless Steel

Other valve parts ..................................................................... Brass

Seat Disc & O-Rings.............................................. Viton is standard

For Carbon Dioxide and Nitrous Oxide Service: Specify EPDM material for seat disc and 0-Rings, add “E” to end of part number.

Maintenance and Options Kits

Regulator Models 1784 1786 1788
Repair Kit Part Number 1784-80 1786-80 1786-80
Spring Kit Part Numbers:
“A” spring 5 –55 psig 1784-7SKA 1786-7SKA 1788-7SKA
”B” spring 40-110 psig 1784-7SKB 1786-7SKB 1788-7SKB
”C” spring 100-200 psig 1784-7SKC 1786-7SKC 1788-7SKC
T-Handle Screw Option Kit 1784ST 1786ST 1786ST

Dimensions

The BR-1780 Series Regulators have inlet and outlet connection dimensions similar to the popular 1680 Series aluminum regulators. This means that you can replace the respective size 1680 Series regulator with the new BR-1780 Series regulator and have the improved performance and premium features available on the BR-1780 Series

For Carbon Dioxide or Nitrous Oxide Service, add “E” to end of part number.

heavy duty brass final line pressure regulator br 1780 series 2

Ordering Information

Part Number

Delivery

Pressure

Range

Delivery Pressure Range

Inlet & Outlet

(F.N.P.T.)

Dimensions Cv
Range (PSI) P/N “A” “B” “C” “D”
BR-1784A 5-55 psig 1-100 1286 ½” 2.82” 3.62” 1.38” 5.21” 3.1
BR-1784B 40-110 psig 1-200 S1679 ½” 2.82” 3.62” 1.38” 5.21” 3.1
BR-1784C 100-200 psig 1-400 15578 ½ 2.82” 3.62” 1.38” 5.21” 3.1
BR-1786A 5-55 psig 1-100 1286 ¾” 3.31” 4.69” 1.60” 6.46” 4.8
BR-1786B 40-110 psig 1-200 S1679 ¾ 3.31 4.69” 1.60” 6.46” 4.8
BR-1786C 100-200 psig 1-400 15578 ¾ 3.31” 4.69” 1.60” 6.46” 4.8
BR-1788A 5-55 psig 1-100 1286 1” 3.31” 4.69” 1.60” 6.46” 5.5
BR-1788B 40-110 psig 1-200 S1679 1” 3.31” 4.69” 1.60” 6.46” 5.5
BR-1788C 100-200 psig 1-400 15578 1” 3.31” 4.69” 1.60” 6.46” 5.5

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