Manualshelf

Installation Guide

ManualsBrandsEmerson ManualsRegulators and Relief ValvesEmerson 299H Series Pressure Reducing Regulators
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3
299H Series
outlet (control) pressure range type
mbar Inch w.c. 299H 299HR, 299HS, and 299HSR
9 to 15
(1)
12 to 22
(1)
17 to 50
(1)
40 to 99
(1)
3.5 to 6
(1)
5 to 9
(1)
7 to 20
(1)
16 to 40
(1)
X
X
X
X
X
X
X
X
69 mbar to 0.22 bar
0.19 to 0.41 bar
0.35 to 1.1 bar
0.97 to 2.4 bar
2.1 to 4.1 bar
1 to 3.25 psig
2.75 to 6 psig
5 to 16 psig
14 to 35 psig
30 to 60 psig
X
X
X
X
X
X
X
X
- - - -
- - - -
1. Use a pilot supply regulator if actual inlet pressure varies more than ±1.4 bar / 20 psi and the published accuracy is required.
Table 2. Outlet Pressure Ranges
Table 3. Type VSX-2 High and Low Trip Pressure Ranges
setpoint
ranges
SLAM-SHUT TYPE
FOR USE WITH MAIN VALVE SPRING RANGE MINIMUM TO MAXIMUM TRIP PRESSURE
mbar Inch w.c. mbar Inch w.c.
High Pressure Trip LP
9 to 15 3.5 to 6
30 to 62 12 to 25
12 to 22 5 to 9
9 to 15 3.5 to 6
50 to 129 20 to 5212 to 22 5 to 9
17 to 50 7 to 20
17 to 50 7 to 20
97 to 269 1.4 to 3.9 psig
40 to 99 16 to 40
40 to 99 16 to 40
262 to 600 3.8 to 8.7 psig 69 mbar to 0.22 bar 1 to 3.25 psig
0.19 to 0.41 bar 2.75 to 6 psig
0.19 to 0.41 bar 2.75 to 6 psig
400 to 1103 5.8 to 16 psig
0.35 to 1.1 bar 5 to 16 psig
0.35 to 1.1 bar 5 to 16 psig 800 to 1586 11.6 to 23 psig
Low Pressure Trip LP
12 to 22 5 to 9
5 to 30 2 to 12
17 to 50 7 to 20
17 to 50 7 to 20
10 to 75 4 to 30
40 to 99 16 to 40
69 mbar to 0.22 bar 1 to 3.25 psig
25 to 159 0.36 to 2.3 psig
0.19 to 0.41 bar 2.75 to 6 psig
0.19 to 0.41 bar 2.75 to 6 psig
103 to 745 1.5 to 10.8 psig
0.35 to 1.1 bar 5 to 16 psig
Note: Other spring combinations are available, please contact your local Sales Ofce for additional information.
Body size Body Material and end connection style
dn Inch
Cast Iron
(For Types 299H and 299HR only)
Ductile Iron
Steel
(For Types 299H and 299HR only)
32 1-1/4 NPT - - - - - - - -
40 1-1/2 NPT NPT NPT
50 2 NPT and CL125 FF
(1)
anged
NPT, CL125 FF, CL250 RF, and
PN 10/16 anged
NPT, CL150 RF, and PN 16 anged
1. This ange is available with a face-to-face dimension of 191 mm / 7.5 inches or 254 mm / 10 inches.
Table 1. Body Sizes and End Connection Styles