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Products>>Section A- RegO / ECII>>Regulators and accessories>>Page A-3



Second Stage Regulator for 2 PSIG Systems

Designed to reduce first stage pressure of 10 PSIG down to 2 PSIG. Systems that utilize these  regulators use smaller than normal piping inside of the building. A special final stage regulator, not the appliance regulator, is required to reduce intermediate 2 PSIG pressure down to 11" w.c.

Part Number

Inlet Connection

Outlet Connection

Factory Orifice Size

Bonnet Delivery Pressure

Vent Position

Vapor Capacity BTU/hr. Propane* 

Order
LV4403Y4  1/2" F. NPT 1/2" F. NPT 1/4"  2 PSIG @ 10 PSIG Inlet Over Inlet  1,000,000
LV4403Y46R 1/2" F. NPT 3/4" F. NPT 1/4"  1,000,000
LV5503Y6 3/4" F. NPT 3/4" F. NPT 1/4"  2,200,000
LV5503Y8 3/4" F. NPT 1" F. NPT 9/32" 2,200,000

*Maximum flow based on 10 PSIG inlet and 2 PSIG delivery pressure.

LV4403Y Series

LV5503Y Series

 


Low Pressure Second Stage Tobacco Barn Regulator

Especially developed for drying barns in the tobacco industry. The 2503G regulator will supply a steady and constant flow of fuel to as many as 12 to 20 burners throughout the barn.

Part Number 

Inlet Connection 

Outlet Connection 

Orifice Size 

Factory Delivery Pressure 

Adjustment Range 

Bonnet Vent Position 

Vapor Capacity BTU/hr. Propane*

Order

LV5503G4

1/2" F. NPT

3/4" F. NPT

1/4

15" w.c. at 15 PSIG Inlet

8" to 18" w.c. 

Above Inlet

1,750,000 


Compact Twin Stage Regulators - up to 525,000 BTU's/hr

This compact two-stage regulator is designed to reduce container pressure down to 11" w.c. delivery pressure. It is ideal for "on-site" cylinder applications, mobile homes and average domestic service including small ASME and 100 to 420 pound DOT cylinders.

Part number 

Inlet Connection 

Outlet Connection 

Orifice Size 

Factory Delivery Pressure 

Adjustment Range 

Bonnet Vent Position  1st Stage

Bonnet Vent Position  2nd Stage

Vapor Capacity BTU/hr. Propane* Accessories 

Order

1st Stage Vent Pipe-away

LV404B4

1/4" F. NPT

1/2" F. NPT 

.219 

11" w.c. at 100 PSIG Inlet

9" to 13" w.c. 

Down

Over Outlet

525,000

404PE

LV404B4V9 

9 O'clock

9 O'clock
LV404B46

3/4" F. NPT

Down

Over Outlet
LV404B46V9

9 O'clock

9 O'clock
LV404B9

 F. POL

1/2" F. NPT 

Down

Over Outlet
LV404B9V9

9 O'clock

9 O'clock
LV404B96

3/4" F. NPT

Down

Over Outlet
LV404B96V9

9 O'clock

9 O'clock

LV404B4_L.gif (42107 bytes)

LV404B4

LV404B4V9_L.gif (31605 bytes)

 

LV404B4V9 

LV404B9_L.gif (39568 bytes)

LV404B9

* maximum flow based on 25 PSIG inlet pressure and 9" w.c. delivery pressure.     

 

2 PSIG Delivery Pressure Twin Stage Regulator  

Designed to reduce container pressure down to 2 PSIG. A line pressure regulator is required downstream to reduce the 2 PSIG to a nominal 11" W.C.

Part number Inlet Connection Outlet Connection Orifice Size Factory Delivery Pressure Adjustment Range (PSIG) Bonnet Vent Position 1st Stage 2 PSIG Bonnet Vent Position Capacity BTU/hr. Order
LV404Y9 F. POL (CGA 510) 1/2" F. NPT .219 2 PSIG 1.8 to 2.5 Down  Outlet 800,000

 

Products>>Section A- RegO / ECII>>Regulators and accessories>>Page A-3