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
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