文档介绍：DX PIPING GUIDE
ENGINEERING SUPPLEMENT New ReleaseForm No. -ES2 (102)
DX PIPING GUIDE
CONDENSER
METERING
DEVICE
LD07429
FORM -ES2 (1201)
TABLE OF CONTENTS
OVERVIEW .................................................................................................................................... 3
REFRIGERANT LINE SIZING ................................................................................................... 3
PRESSURE DROP CONSIDERATIONS..................................................................................... 3
Suction Lines....................................................................................................................... 4
Discharge Lines................................................................................................................... 4
Liquid Lines......................................................................................................................... 4
OIL CIRCULATION CONSIDERATIONS................................................................................. 4
Suction Line Sizing............................................................................................................... 4
Multiple Evaporator Coils .................................................................................................... 5
Hot Gas Line Sizing.............................................................................................................. 7
HOT GAS BYPASS ARRANGEMENTS ..................................................................................... 7
LOSSES IN FITTINGS AND VALVES ....................................................................................... 8
PRESSOR PIPING.......................................................................................... 8
Suction Piping ...............................................................................