Table of Contents
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Section 1 • General Information
Pipe Line Data Identification
AB - C - D - E - F
X - Y - Z
A - Process cell or stage of compression
1 - Process cell first stage of compression
2 - Process cell first stage of compression
3 - Process cell first stage of compression
4 - Process cell first stage of compression
5 - Process cell low pressure refrigeration (booster)
6 - Process cell high pressure refrigeration (high stage)
7 - Open
8 - Open
9 - Open
B - Unit number in process cell or stage of compression
C - Service
AR - Process Air
BD - Blowdown
BRR - Brine
CHWS - Chilled Water Supply
CHWR - Chilled Water Return
CWR - Cooling Water Return
CWS - Cooling Water Supply
DR - Drain
ER - Ethylene Refrigerant
GLR - Glycol Return
GLS - Glycol Supply
H - Hydrogen
HR - Hydrocarbon Refrigerant
D - Numerical Sequence Number
E - Size
#" - Nominal Pipe Size (Inches)
F - Standard/Other Standard
STD -Vilter
TM
0 - Other Standard (Not Vilter
1 – 12
20-LFG-001-10-STD
PS-1-ET
IAS - Instrument Air Supply
LFG - Land Fill Gas
LO - Lube Oil
N - Nitrogen
NG - Natural Gas
NH - Ammonia
PC - Process Condensate
PG - Process Gas
PR - Propylene Refrigerant/Propane
SV - Safety Relief
SO - Seal Oil
VC - Vacuum Condensate
)
TM
VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD
X - Insulation
AC -Acoustic Control
CC - Cold Service
CP - Condensation Control
N - Not Required
PP - Personnel Protection
PS - Process Stability
TR - Traced (See Tracing Type)
Y - Insulation Thickness
BO - By Others
#" - Nominal Thickness (Inches)
0 - Insulation Not Required
Z - Heat Tracing
ET - Electrical Heat Trace
N - None
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Troubleshooting
