Louisville CD-1261, Manual

Page: 225 / 325

6
Model 121 Regulators Brochure
¾", 1" and 1¼" Models 121-8 and 121-8HP
Capacity in scfh of natural gas
6SHFL¿F*UDYLW\±SVLD±ƒ)
Pipe
Size
Inlet
Pressure
Outlet Pressure
Regulator
6L]HDQG
0RGHO
Set-Point
:&
Set-Point
:&
Set-Point
:&
Set-Point
:&
Set-Point
:&
Set-Point
2 psi.
Set-Point
3 psi.
5HG%ODFN6SULQJ
ZF'URRS
%OXH%ODFN
Spring
ZF'URRS
*UHHQ%ODFN
Spring
ZF'URRS
Green Spring
ZF'URRS
Green Spring
ZF'URRS
Orange Spring
¼ psi. Droop
%ODFN6SULQJ
½ psi. Droop
1" *
8" w.c. 1500 1000 — — — — —
¾” x 1”
1” x 1”
Model 121-8
14" w.c. 2500 2300 2000 — — — —
1 psi 4200 4000 3600 2500 — — —
2 psi 6100 6000 5500 5000 5200 — —
3 psi 7700 7500 7400 7200 7300 6000 —
2" *
5 psi 11200 10000 9900 9700 9800 9000 7500
10 psi 14500 14000 13700 13000 13500 12200 11500
15 psi 17300 17000 16500 15800 16000 15000 14300
25 psi 23200 23000 22700 22000 22500 21400 20000
40 psi 32000 32000 31200 30000 31000 30100 29500
3" *
50 psi 38000 38000 37700 37000 38000 35500 34500
60 psi 44000 44000 43300 42500 43000 42000 40000
1¼" *
8" w.c. 2000 1500 — — — — —
¾” x 1 ¼”
1” x 1 ¼”
1 ¼” x 1 ¼”
Model 121-8
14” w.c. 3500 3000 2200 — — — —
1 psi 5500 5000 4500 4000 — — —
2 psi 7800 7500 7000 6000 6200 — —
3 psi 9700 9500 9000 8000 8400 7200 —
5 psi 12700 12500 11200 10400 10800 9700 8300
2" *
10 psi 18000 17850 17000 16000 16300 15400 15000
15 psi 22500 22000 21700 20500 21000 18900 18000
25 psi 27100 27000 26200 25400 25900 24900 24000
3" *
40 psi 41000 41000 40000 39000 39600 38400 38000
50 psi 48000 48000 45000 43600 44000 42000 40800
60 psi 56000 56000 55000 53000 53800 52100 51600
Regulator
6L]HDQG
0RGHO
Outlet Pressure
Pipe
Size
Inlet
Pressure
Pipe
Size
Outlet Pressure
Regulator
6L]HDQG
0RGHO
Set-Point
10 psi
Set-Point
5 psi
Set-Point
5 psi
Set-Point
10 psi
&DGPLXP :KLWH6SULQJ
1 psi. Droop
&DGPLXP6SULQJ
½ psi. Droop
&DGPLXP6SULQJ
½ psi. Droop
&DGPLXP :KLWH6SULQJ
1 psi. Droop
¾" x 1"
1" x 1"
Model
121-8HP†
—
11000
1" *
10 psi
1¼" *
14200
—
¾" x 1¼"
1" x 1¼"
1¼" x 1¼"
Model
121-8HP†
10000
14000 15 psi 17300 14000
17000 19200 25 psi 23100 20000
24000
28000 40 psi 37200 34000
30000
34000 50 psi
2" *
39800 37000
35000 38500 2" * 60 psi 50000 45000
* See NOTE in upper part of page 4.
† These 121-8 Regulators use the High Pressure Spring Adjustment.
NOTe: The above performance data is based on normal testing
DWƒ)ÀRZLQJWHPSHUDWXUH&KDQJHVLQSHUIRUPDQFHFDQ
RFFXUDWH[WUHPHORZÀRZLQJWHPSHUDWXUHV