Combustion Catalog | Fives North American

Capacities | High Pressure Regulator

Table 1. Outlet Pressures and Capacities for 7345 Regulators

Capacities in cfh of natural gas (0.6 sp gr) with inlet pressure in psi

Outlet

Outlet

Regulator designation

pressure range 9.25-13"w.c.

pressure setpoint

O ff set

5

10

25

50

75 100 150 200 250

7345-02

11"w.c.

1"w.c.

-

61

100

144

163

180

210 234 259

7345-01-B

9-13"w.c.

11"w.c.

2"w.c.

274

401

623

708

676

721

-

-

-

1 psi

10% 20% 10% 20%

- - - -

51 70 62 85

63 100 91 146

83 140 120 220

99 177 155 300

105 201 178 348

148 302 249 480

204 377 304 576

236 440 358 683

7345-02-H

0.5-2.7 psi

2 psi

7345A-02-H2

1-2 psi

2 psi

10% 290

420

550

750

900 1000

-

-

-

7345A-01-M1 16-35"w.c.

1psi

10% 174

337

533

679

756

762

-

-

-

- = Not recommended for the given pressure range.

Table 2. Materials of Construction

Regulator

Body

Spring Case

Diaphragm Trim Parts

Ori fi ce

7345-02 and 7345-02-H 7345A-01-B and 7345A-01-M1

Zinc

Zinc

Nitrile/Nylon

Zinc

Stainless Steel and plated steel

Aluminum

Nitrile

Aluminum

Aluminum

Polyester fabric reinforced Buna-N

7345A-01-H2

Cast Iron

DIMENSIONS inches

5 9⁄16

5 11⁄16

5 5⁄16

3 3⁄16

3⁄16

1 NPT vent

¾ NPT vent

2 13 /

5 13⁄32

16

2

½

½

1 1⁄8

2

3 5⁄8

2

2

1⁄8 -27 NPT inlet/outlet gauge taps

4 15⁄32

7 15⁄32

7345A-01-B and 7345A-01-M1

7345A-01-H2

7345-02 and 7345-02-H

DIMENSIONS SHOWN ARE SUBJECT TO CHANGE. PLEASE OBTAIN CERTIFIED PRINTS FROM FIVES NORTH AMERICAN COMBUSTION, INC. IF SPACE LIMITATIONS OR OTHER CONSIDERATIONS MAKE EXACT DIMENSION(S) CRITICAL .

Bulletin 7345 Page 3

Made with FlippingBook flipbook maker