Technical Notice V1.0 / 01.09 Page 87 / 100
Options 12
12.15 LP/HP safety pressure controllers (S)
12.15.1 Description of the option
The pressure controller (1) makes it possible to protect the compressor against any possible loss of gas
in the refrigeration circuit (LP) and protects the compressor after any significantly excess of pressure of
the refrigerant gas (HP).
12.15.2 Maintenance
No special maintenance procedures.
Fig. 12-10 : Basic schematic
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