1592001440 XC645CX GB r3.4 31.10.2017.docx XC645CX 32/54
18. Type of regulation
18.1 DIGITAL COMPRESSOR REGULATION
18.1.1 Digital scroll: main parameters set up
EG: Plant with 2 compressors (one of them digital) e 2 fans default configuration with PP11,
PP30 pressure transducers:
The pressure is adjusted by a PI regulation.
18.1.2 Regulation Start: increasing capacity
a. The regulation starts when the suction pressure (temperature) increases and reaches
the value SET-Pbd/2+(Pbd*PM)/100. At first, if available, the digital compressor is
powered, and it is modulated in PWM mode.
To Next Page
Loading...
