Combustion Catalog | Fives North American

Capacities | High Pressure Regulator

Regulator Outlet pressure Table 1. Outlet Pressures and Capacities for 7345 Regulators Oultet pressure

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

off set

designation

range

setpoint

5

10 25

50

75

100 150 200 250

7345-02

9.25-13"w.c.

11"w.c. 11"w.c.

1"w.c. 2"w.c.

-

61

100

144 708

163 676 99 177 155 300 750 679

180 721 105 201 178 348

210 234 259

7345A-01-B

9-13"w.c.

274 401 623

-

-

-

10% 20% 10% 20% 10% 10%

- - - - - -

51

63

83

148 204 236 302 377 440 249 304 358 480 576 683

1 psi

70 100

140 120 220 550 533

7345A-02-H 7345-02-H

0.5-2.7 psi

62

91

2 psi

85 146 290 420 174 337

7345A-01-H2 7345A-01-M1

1-2 psi

2 psi 1 psi

900 1000

- -

- -

16-35"w.c.

756

762

- = Not recommended for the given pressure range.

Table 2. Materials of Construction

Regulator

Body

Spring Case

Diaphragm

Trim Parts

Orifi ce

7345-02 and

Zinc

Zinc

Zinc

Nitrile/Nylon

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

Stainless Steel and plated steel

Aluminum

Nitrile

Aluminum

7345A-01-M1 7345A-01-H2

Aluminum

Polyester fabric reinforced Buna-N

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

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