2202G1JE-DA-M-N_2010.01.
1 Safety
Reciprocating Compressor M Series
1.4 Safety Devices
1-10
1.4.4 Safety valve
Overview/Function/Purpose
A safety valve is used to prevent the compressor from bursting when its internal pressure rises abnormally.
Installation
Positions
Install a safety valve on discharge outlet between the shut-off valve (service valve) and the compressor. Set
the safety valve so that it operates even when the shut-off valve is closed during operation.
Properly terminate the discharge outlet of safety valve according to the type of
refrigerant, following the local, state, federal acts and regulations. If ammonia is
discharged into the atmosphere, it highly possibly causes health damage such as
intoxication and bad smell. And if it is discharged into enclosed space such as
inside of the compressor, it may cause serious accident such as deficiency of
oxygen.
Fig. 1-6 Attachment example of safety valve
No.
Description
1
Safety valve
Settings
Set the pressure of safety valve to the designed system pressure or lower. Specify the safety valve settings,
and make sure to provide users of this compressor with them.
Inspection
Method/Cycle
Insure to replace or repair safety relief valve following the local, state, federal acts and regulations.
